Population Ecology Answer Key

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Population Ecology Answer Key: Unlocking the Secrets of Population Dynamics



Understanding population ecology is crucial for comprehending the intricate web of life on Earth. From predicting the spread of invasive species to managing endangered populations, the principles of population ecology are fundamental to environmental science, conservation biology, and even public health. This comprehensive guide serves as your ultimate "population ecology answer key," providing clear explanations, insightful examples, and helpful resources to navigate the complexities of population dynamics. Forget endlessly searching for answers; this post provides a structured approach to mastering key concepts, making complex ideas easily digestible.


What is Population Ecology?



Population ecology is the study of how and why populations change over time. It focuses on factors that influence population size, density, distribution, and growth rate. These factors include birth rates, death rates, immigration, emigration, resource availability, predation, competition, and disease. Understanding these interactions is essential for predicting future population trends and developing effective conservation and management strategies.

Key Concepts in Population Ecology: An Answer Key



This section dives deeper into the core concepts often encountered in population ecology studies, providing clear answers and illustrative examples.

#### 1. Population Growth Models:

Exponential Growth: This model assumes unlimited resources, leading to a J-shaped curve of population growth. While unrealistic in the long term, it's useful for understanding initial growth phases. Answer Key: Exponential growth is characterized by the equation dN/dt = rN, where N is population size, t is time, and r is the per capita rate of increase.

Logistic Growth: This model incorporates carrying capacity (K), the maximum population size an environment can sustainably support. It results in an S-shaped curve, reflecting resource limitations. Answer Key: The logistic growth model is represented by the equation dN/dt = rN((K-N)/K).

Factors Affecting Growth: Environmental resistance, encompassing factors like resource limitations, predation, and disease, significantly impacts population growth. Answer Key: These factors limit population size, preventing indefinite exponential growth and leading to fluctuations around the carrying capacity.


#### 2. Population Distribution Patterns:

Clumped: Individuals are aggregated in patches due to resource availability or social behavior. Answer Key: Examples include herds of elephants or schools of fish.

Uniform: Individuals are evenly spaced, often due to territoriality or competition. Answer Key: Examples include penguins nesting on beaches.

Random: Individuals are scattered unpredictably, typically indicating a homogenous environment with no strong interactions. Answer Key: Examples include wind-dispersed plant seeds.


#### 3. Life History Strategies:

r-selected species: These species prioritize high reproductive rates in unstable environments. Answer Key: They often have small body size, short lifespans, and many offspring with low parental care (e.g., dandelions).

K-selected species: These species prioritize survival and competitive ability in stable environments. Answer Key: They usually have large body size, long lifespans, few offspring with high parental care (e.g., elephants).


#### 4. Population Regulation:

Density-dependent factors (e.g., competition, predation, disease) are influenced by population density, while density-independent factors (e.g., natural disasters, climate change) affect populations regardless of density. Answer Key: Understanding these factors is crucial for predicting population fluctuations and designing effective management strategies.


Using this Population Ecology Answer Key Effectively



This guide provides a framework for understanding key population ecology concepts. Remember to supplement this information with further reading, case studies, and practical applications. Consider exploring specific research papers or textbooks focusing on particular aspects of population ecology that pique your interest. Active learning, involving problem-solving and critical thinking, is key to mastering this dynamic field.


Conclusion



Understanding population ecology is not merely an academic exercise; it’s a crucial tool for addressing critical environmental challenges. From managing fisheries to mitigating the effects of climate change, the principles outlined above are indispensable for making informed decisions and developing effective solutions. By utilizing this "population ecology answer key," you've equipped yourself with the foundational knowledge necessary to navigate the intricacies of population dynamics and contribute to a better understanding of our planet's complex ecological systems.


FAQs



1. What is the difference between a population and a community in ecology? A population is a group of individuals of the same species in a specific area, while a community encompasses all the populations of different species interacting within that area.

2. How can I apply population ecology principles to conservation efforts? Population ecology provides tools to assess population viability, identify threats, and design effective conservation strategies, including habitat restoration, captive breeding programs, and anti-poaching measures.

3. What are some limitations of population growth models? Models are simplified representations of reality and may not always accurately predict population dynamics due to unforeseen environmental changes, complex interactions, and limitations in data availability.

4. How does climate change affect population ecology? Climate change alters resource availability, modifies species interactions, and shifts species distributions, impacting population growth rates and overall community structure.

5. Where can I find more resources to learn about population ecology? Numerous textbooks, online courses, and scientific journals offer in-depth information on population ecology. Searching for "population ecology textbook" or "population ecology online courses" will yield many valuable results.


  population ecology answer key: Applied Population Ecology H. Resit Akcakaya, Mark A. Burgman, Lev R. Ginzburg, 1998-12-01
  population ecology answer key: Population Ecology John H. Vandermeer, Deborah E. Goldberg, 2013-08-25 The essential introduction to population ecology—now expanded and fully updated Ecology is capturing the popular imagination like never before, with issues such as climate change, species extinctions, and habitat destruction becoming ever more prominent. At the same time, the science of ecology has advanced dramatically, growing in mathematical and theoretical sophistication. Here, two leading experts present the fundamental quantitative principles of ecology in an accessible yet rigorous way, introducing students to the most basic of all ecological subjects, the structure and dynamics of populations. John Vandermeer and Deborah Goldberg show that populations are more than simply collections of individuals. Complex variables such as distribution and territory for expanding groups come into play when mathematical models are applied. Vandermeer and Goldberg build these models from the ground up, from first principles, using a broad range of empirical examples, from animals and viruses to plants and humans. They address a host of exciting topics along the way, including age-structured populations, spatially distributed populations, and metapopulations. This second edition of Population Ecology is fully updated and expanded, with additional exercises in virtually every chapter, making it the most up-to-date and comprehensive textbook of its kind. Provides an accessible mathematical foundation for the latest advances in ecology Features numerous exercises and examples throughout Introduces students to the key literature in the field The essential textbook for advanced undergraduates and graduate students An online illustration package is available to professors
  population ecology answer key: Population Ecology in Practice Dennis L. Murray, Brett K. Sandercock, 2020-02-10 A synthesis of contemporary analytical and modeling approaches in population ecology The book provides an overview of the key analytical approaches that are currently used in demographic, genetic, and spatial analyses in population ecology. The chapters present current problems, introduce advances in analytical methods and models, and demonstrate the applications of quantitative methods to ecological data. The book covers new tools for designing robust field studies; estimation of abundance and demographic rates; matrix population models and analyses of population dynamics; and current approaches for genetic and spatial analysis. Each chapter is illustrated by empirical examples based on real datasets, with a companion website that offers online exercises and examples of computer code in the R statistical software platform. Fills a niche for a book that emphasizes applied aspects of population analysis Covers many of the current methods being used to analyse population dynamics and structure Illustrates the application of specific analytical methods through worked examples based on real datasets Offers readers the opportunity to work through examples or adapt the routines to their own datasets using computer code in the R statistical platform Population Ecology in Practice is an excellent book for upper-level undergraduate and graduate students taking courses in population ecology or ecological statistics, as well as established researchers needing a desktop reference for contemporary methods used to develop robust population assessments.
  population ecology answer key: Preparing for the Biology AP Exam Neil A. Campbell, Jane B. Reece, Fred W. Holtzclaw, Theresa Knapp Holtzclaw, 2009-11-03 Fred and Theresa Holtzclaw bring over 40 years of AP Biology teaching experience to this student manual. Drawing on their rich experience as readers and faculty consultants to the College Board and their participation on the AP Test Development Committee, the Holtzclaws have designed their resource to help your students prepare for the AP Exam. Completely revised to match the new 8th edition of Biology by Campbell and Reece. New Must Know sections in each chapter focus student attention on major concepts. Study tips, information organization ideas and misconception warnings are interwoven throughout. New section reviewing the 12 required AP labs. Sample practice exams. The secret to success on the AP Biology exam is to understand what you must know and these experienced AP teachers will guide your students toward top scores!
  population ecology answer key: Examining Ecology Paul A. Rees, 2017-11-27 Examining Ecology: Exercises in Environmental Biology and Conservation explains foundational ecological principles using a hands-on approach that features analyzing data, drawing graphs, and undertaking practical exercises that simulate field work. The book provides students and lecturers with real life examples to demonstrate basic principles. The book helps students, instructors, and those new to the field learn about the principles of ecology and conservation by completing a series of problems. Prior knowledge of the subject is not assumed; the work requires users to be able to perform simple calculations and draw graphs. Most of the exercises in the book have been used widely by the author's own students over a number of years, and many are based on real data from published research. Exercises are succinct with a broad number of options, which is a unique feature among similar books on this topic. The book is primarily intended as a resource for students, academics, and instructors studying, teaching, and working in zoology, ecology, biology, wildlife conservation and management, ecophysiology, behavioural ecology, population biology and ecology, environmental biology, or environmental science. Students will be able to progress through the book attempting each exercise in a logical sequence, beginning with basic principles and working up to more complex exercises. Alternatively they may wish to focus on specific chapters on specialist areas, e.g., population dynamics. Many of the exercises introduce students to mathematical methods (calculations, use of formulae, drawing of graphs, calculating simple statistics). Other exercises simulate fieldwork projects, allowing users to 'collect' and analyze data which would take considerable time and effort to collect in the field. - Facilitates learning about the principles of ecology and conservation biology through succinct, yet comprehensive real-life examples, problems, and exercises - Features authoritatively and consistently written foundational content in biodiversity, ecophysiology, behavioral ecology, and more, as well as abundant and diverse cases for applied use - Functions as a means of learning ecological and conservation-related principles by 'doing', e.g., by analyzing data, drawing graphs, and undertaking practical exercises that simulate field work, and more - Features approximately 150 photos and figures created and produced by the author
  population ecology answer key: Population Ecology John H. Vandermeer, Deborah E. Goldberg, 2013-08-25 The essential introduction to population ecology—now expanded and fully updated Ecology is capturing the popular imagination like never before, with issues such as climate change, species extinctions, and habitat destruction becoming ever more prominent. At the same time, the science of ecology has advanced dramatically, growing in mathematical and theoretical sophistication. Here, two leading experts present the fundamental quantitative principles of ecology in an accessible yet rigorous way, introducing students to the most basic of all ecological subjects, the structure and dynamics of populations. John Vandermeer and Deborah Goldberg show that populations are more than simply collections of individuals. Complex variables such as distribution and territory for expanding groups come into play when mathematical models are applied. Vandermeer and Goldberg build these models from the ground up, from first principles, using a broad range of empirical examples, from animals and viruses to plants and humans. They address a host of exciting topics along the way, including age-structured populations, spatially distributed populations, and metapopulations. This second edition of Population Ecology is fully updated and expanded, with additional exercises in virtually every chapter, making it the most up-to-date and comprehensive textbook of its kind. Provides an accessible mathematical foundation for the latest advances in ecology Features numerous exercises and examples throughout Introduces students to the key literature in the field The essential textbook for advanced undergraduates and graduate students An online illustration package is available to professors
  population ecology answer key: Concepts of Biology Samantha Fowler, Rebecca Roush, James Wise, 2023-05-12 Black & white print. Concepts of Biology is designed for the typical introductory biology course for nonmajors, covering standard scope and sequence requirements. The text includes interesting applications and conveys the major themes of biology, with content that is meaningful and easy to understand. The book is designed to demonstrate biology concepts and to promote scientific literacy.
  population ecology answer key: Population Regulation Robert H. Tamarin, 1978
  population ecology answer key: The Population Bomb Paul R. Ehrlich, 1971
  population ecology answer key: The Environmental Implications of Population Dynamics Lori M. Hunter, 2000 This report discusses the relationship between population and environmental change, the forces that mediate this relationship, and how population dynamics specifically affect climate change and land-use change.
  population ecology answer key: The Limits to Growth Donella H. Meadows, 1972 Examines the factors which limit human economic and population growth and outlines the steps necessary for achieving a balance between population and production. Bibliogs
  population ecology answer key: The Population Ecology of Interest Representation Virginia Gray, David Lowery, 1996 This examination of lobbying communities explores how interest group populations are constructed and how they influence politics and public policy. By examining how populations of interest groups are comprised, this work fills an important gap between existing theories of the origins of individual interest groups and studies of interest group influence. The population ecology model of interest communities developed here builds on insights first developed in population biology and later employed by organizational ecologists. The model's central premise is that it is the environmental forces confronting interest organizations that most directly shape the contours of interest populations. After examining the demography of interest organizations in the fifty American states, the population ecology model is used to account for variations in the density and diversity of their interest communities, the nature of competition among similar interest organizations to establish viable niches, and the impact of alternative configurations of interest communities on the legislative process and the policies it produces. These empirical findings suggest that the environment of interest communities is highly constraining, limiting their size, composition, and potential impact on politics. Virginia Gray is Professor of Political Science, University of Minnesota. David Lowery is Burton Craige Professor of Political Science, University of North Carolina at Chapel Hill.
  population ecology answer key: Introduction to Population Ecology Larry L. Rockwood, 2009-03-12 Introduction to Population Ecology is an accessible and up-to-date textbook covering all aspects of population ecology. Discusses field and laboratory data to illustrate the fundamental laws of population ecology. Provides an overview of how population theory has developed. Explores single-species population growth and self-limitation; metapopulations; and a broad range of interspecific interactions including parasite-host, predator-prey, and plant-herbivore. Keeps the mathematics as simple as possible, using a careful step-by-step approach and including graphs and other visual aids to help understanding. Artwork from the book is available to instructors online at www.blackwellpublishing.com/rockwood and by request on CD-ROM.
  population ecology answer key: Methods in Comparative Plant Population Ecology David J. Gibson, 2015 A user-friendly introduction to the methodology of plant population ecology research.
  population ecology answer key: Spatial Ecology David Tilman, Peter Kareiva, 2018-06-05 Spatial Ecology addresses the fundamental effects of space on the dynamics of individual species and on the structure, dynamics, diversity, and stability of multispecies communities. Although the ecological world is unavoidably spatial, there have been few attempts to determine how explicit considerations of space may alter the predictions of ecological models, or what insights it may give into the causes of broad-scale ecological patterns. As this book demonstrates, the spatial structure of a habitat can fundamentally alter both the qualitative and quantitative dynamics and outcomes of ecological processes. Spatial Ecology highlights the importance of space to five topical areas: stability, patterns of diversity, invasions, coexistence, and pattern generation. It illustrates both the diversity of approaches used to study spatial ecology and the underlying similarities of these approaches. Over twenty contributors address issues ranging from the persistence of endangered species, to the maintenance of biodiversity, to the dynamics of hosts and their parasitoids, to disease dynamics, multispecies competition, population genetics, and fundamental processes relevant to all these cases. There have been many recent advances in our understanding of the influence of spatially explicit processes on individual species and on multispecies communities. This book synthesizes these advances, shows the limitations of traditional, non-spatial approaches, and offers a variety of new approaches to spatial ecology that should stimulate ecological research.
  population ecology answer key: 180 Days™: Science for Sixth Grade Bebra Bayne, Lauren Homayoun, 2018-04-02 180 Days of Science is a fun and effective daily practice workbook designed to help students explore the three strands of science: life, physical, and earth and space. This easy-to-use sixth grade workbook is great for at-home learning or in the classroom. The engaging standards-based activities cover grade-level skills with easy to follow instructions and an answer key to quickly assess student understanding. Students will explore a new topic each week building content knowledge, analyzing data, developing questions, planning solutions, and communicating results. Watch as students are motivated to learn scientific practices with these quick independent learning activities.Parents appreciate the teacher-approved activity books that keep their child engaged and learning. Great for homeschooling, to reinforce learning at school, or prevent learning loss over summer.Teachers rely on the daily practice workbooks to save them valuable time. The ready to implement activities are perfect for daily morning review or homework. The activities can also be used for intervention skill building to address learning gaps. Aligns to Next Generation Science Standards (NGSS).
  population ecology answer key: The Future of the Public's Health in the 21st Century Institute of Medicine, Board on Health Promotion and Disease Prevention, Committee on Assuring the Health of the Public in the 21st Century, 2003-02-01 The anthrax incidents following the 9/11 terrorist attacks put the spotlight on the nation's public health agencies, placing it under an unprecedented scrutiny that added new dimensions to the complex issues considered in this report. The Future of the Public's Health in the 21st Century reaffirms the vision of Healthy People 2010, and outlines a systems approach to assuring the nation's health in practice, research, and policy. This approach focuses on joining the unique resources and perspectives of diverse sectors and entities and challenges these groups to work in a concerted, strategic way to promote and protect the public's health. Focusing on diverse partnerships as the framework for public health, the book discusses: The need for a shift from an individual to a population-based approach in practice, research, policy, and community engagement. The status of the governmental public health infrastructure and what needs to be improved, including its interface with the health care delivery system. The roles nongovernment actors, such as academia, business, local communities and the media can play in creating a healthy nation. Providing an accessible analysis, this book will be important to public health policy-makers and practitioners, business and community leaders, health advocates, educators and journalists.
  population ecology answer key: Population, Ecology, and Social Evolution Steven Polgar, 2011-06-03
  population ecology answer key: Animal Population Ecology T. Royama, 2021-04-22 The fundamental concepts of animal population are misunderstood; this book draws a road map to the future development of ecology.
  population ecology answer key: Spreadsheet Exercises in Ecology and Evolution Therese Marie Donovan, Charles Woodson Welden, 2002 The exercises in this unique book allow students to use spreadsheet programs such as Microsoftr Excel to create working population models. The book contains basic spreadsheet exercises that explicate the concepts of statistical distributions, hypothesis testing and power, sampling techniques, and Leslie matrices. It contains exercises for modeling such crucial factors as population growth, life histories, reproductive success, demographic stochasticity, Hardy-Weinberg equilibrium, metapopulation dynamics, predator-prey interactions (Lotka-Volterra models), and many others. Building models using these exercises gives students hands-on information about what parameters are important in each model, how different parameters relate to each other, and how changing the parameters affects outcomes. The mystery of the mathematics dissolves as the spreadsheets produce tangible graphic results. Each exercise grew from hands-on use in the authors' classrooms. Each begins with a list of objectives, background information that includes standard mathematical formulae, and annotated step-by-step instructions for using this information to create a working model. Students then examine how changing the parameters affects model outcomes and, through a set of guided questions, are challenged to develop their models further. In the process, they become proficient with many of the functions available on spreadsheet programs and learn to write and use complex but useful macros. Spreadsheet Exercises in Ecology and Evolution can be used independently as the basis of a course in quantitative ecology and its applications or as an invaluable supplement to undergraduate textbooks in ecology, population biology, evolution, and population genetics.
  population ecology answer key: EBOOK: Biology Peter Raven, George Johnson, Kenneth Mason, Jonathan Losos, Susan Singer, 2013-02-16 Committed to Excellence in the Landmark Tenth Edition. This edition continues the evolution of Raven & Johnson’s Biology. The author team is committed to continually improving the text, keeping the student and learning foremost. We have integrated new pedagogical features to expand the students’ learning process and enhance their experience in the ebook. This latest edition of the text maintains the clear, accessible, and engaging writing style of past editions with the solid framework of pedagogy that highlights an emphasis on evolution and scientific inquiry that have made this a leading textbook for students majoring in biology and have been enhanced in this landmark Tenth edition. This emphasis on the organizing power of evolution is combined with an integration of the importance of cellular, molecular biology and genomics to offer our readers a text that is student friendly and current. Our author team is committed to producing the best possible text for both student and faculty. The lead author, Kenneth Mason, University of Iowa, has taught majors biology at three different major public universities for more than fifteen years. Jonathan Losos, Harvard University, is at the cutting edge of evolutionary biology research, and Susan Singer, Carleton College, has been involved in science education policy issues on a national level. All three authors bring varied instructional and content expertise to the tenth edition of Biology.
  population ecology answer key: Insect Ecology Timothy D. Schowalter, 2022-02-24 Insect Ecology: An Ecosystem Approach, Fifth Edition provides the most updated and comprehensive knowledge of the diversity of insect responses to environmental changes and their effects on ecosystem properties and services. Written by an expert in the field, this book addresses ways in which insect morphology, physiology and behavior tailor their adaptation to particular environmental conditions, how those adaptations affect their responses to environmental changes, and how their responses affect ecosystem properties and the ecosystem services on which humans depend for survival. This edition also addresses recent reports of global declines in insect abundance and how these declines could affect human interests. Insect Ecology: An Ecosystem Approach, Fifth Edition is an important resource for researchers, entomologists, ecologists, pest managers and conservationists who want to understand insect ecology and to manage insects in ways that sustain the delivery of ecosystem services. Graduate and advanced undergraduate students may also find this as a useful resource for entomology and specifically insect ecology courses. - The only insect ecology text that emphasizes insect effects on ecosystem properties and services, as well as evolutionary adaptations to environmental conditions - Includes new material on long-term trends in insect abundance, addressing the so-called insect apocalypse - Offers crucial updates on mechanisms by which insects affect, and potentially regulate, ecosystem structure and function - Applies ecological principles to improved management of insects for the sustainable delivery of ecosystem services
  population ecology answer key: McGraw-Hill's SAT Subject Test Biology E/M, 3rd Edition Stephanie Zinn, 2012-02-03 Expert guidance on the Biology E/M exam Many colleges and universities require you to take one or more SAT II Subject Tests to demonstrate your mastery of specific high school subjects. McGraw-Hill's SAT Subject Test: Biology E/M is written by experts in the field, and gives you the guidance you need perform at your best. This book includes: 4 full-length sample tests updated for the latest test formats--two practice Biology-E exams and two practice Biology-M exams 30 top tips to remember for test day Glossary of tested biology terms How to decide whether to take Biology-E or Biology-M Diagnostic test to pinpoint strengths and weaknesses Sample exams, exercises and problems designed to match the real tests in content and level of difficulty Step-by-step review of all topics covered on the two exams In-depth coverage of the laboratory experiment questions that are a major part of the test
  population ecology answer key: AP Biology Premium, 2024: Comprehensive Review With 5 Practice Tests + an Online Timed Test Option Mary Wuerth, 2023-07-04 Always study with the most up-to-date prep! Look for AP Biology Premium, 2025: Prep Book with 6 Practice Tests + Comprehensive Review + Online Practice, ISBN 9781506291673, on sale July 2, 2024. Publisher's Note: Products purchased from third-party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entities included with the product.
  population ecology answer key: Environmental Science Michael L. McKinney, Robert M. Schoch, Mckinney, Logan Yonavjak, 2017-12 Environmental Science: Systems and Solutions, Sixth Edition features updated data and additional tables with statistics throughout to lay the groundwork for a fair and apolitical foundational understanding of environmental science. Important Notice: The digital edition of this book is missing some of the images or content found in the physical edition.
  population ecology answer key: Campbell Biology Australian and New Zealand Edition Jane B. Reece, Noel Meyers, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, 2015-05-20 Over nine successful editions, CAMPBELL BIOLOGY has been recognised as the world’s leading introductory biology textbook. The Australian edition of CAMPBELL BIOLOGY continues to engage students with its dynamic coverage of the essential elements of this critical discipline. It is the only biology text and media product that helps students to make connections across different core topics in biology, between text and visuals, between global and Australian/New Zealand biology, and from scientific study to the real world. The Tenth Edition of Australian CAMPBELL BIOLOGY helps launch students to success in biology through its clear and engaging narrative, superior pedagogy, and innovative use of art and photos to promote student learning. It continues to engage students with its dynamic coverage of the essential elements of this critical discipline. This Tenth Edition, with an increased focus on evolution, ensures students receive the most up-to-date, accurate and relevant information.
  population ecology answer key: Encyclopedia of Theoretical Ecology Alan Hastings, Louis J. Gross, 2012-05-31 A bold and successful attempt to illustrate the theoretical foundations of all of the subdisciplines of ecology, including basic and applied, and extending through biophysical, population, community, and ecosystem ecology. Encyclopedia of Theoretical Ecology is a compendium of clear and concise essays by the intellectual leaders across this vast breadth of knowledge.--Harold Mooney, Stanford University A remarkable and indispensable reference work that also is flexible enough to provide essential readings for a wide variety of courses. A masterful collection of authoritative papers that convey the rich and fundamental nature of modern theoretical ecology.--Simon A. Levin, Princeton University Theoretical ecologists exercise their imaginations to make sense of the astounding complexity of both real and possible ecosystems. Imagining a real or possible topic left out of the Encyclopedia of Theoretical Ecology has proven just as challenging. This comprehensive compendium demonstrates that theoretical ecology has become a mature science, and the volume will serve as the foundation for future creativity in this area.--Fred Adler, University of Utah The editors have assembled an outstanding group of contributors who are a great match for their topics. Sometimes the author is a key, authoritative figure in a field; and at other times, the author has enough distance to convey all sides of a subject. The next time you need to introduce ecology students to a theoretical topic, you'll be glad to have this encyclopedia on your bookshelf.--Stephen Ellner, Cornell University “Everything you wanted to know about theoretical ecology, and much that you didn’t know you needed to know but will now! Alan Hastings and Louis Gross have done us a great service by bringing together in very accessible form a huge amount of information about a broad, complicated, and expanding field.”--Daniel Simberloff, University of Tennessee, Knoxville
  population ecology answer key: Valuing the Earth, second edition Herman E. Daly, Kenneth N. Townsend, 1992-11-24 Valuing the Earth collects more than twenty classic and recent essays that broaden economic thinking by setting the economy in its proper ecological and ethical context. They vividly demonstrate that, contrary to current macroeconomic preoccupations, continued growth on a planet of finite resources cannot be physically or economically sustained and is morally undesirable. Among the issues addressed are population growth, resource use, pollution, theology (east and west), energy, and economic growth. Their common theme is the notion, popular with classical economists from Malthus to Mill, that an economic stationary state is more healthful to life on earth than unlimited growth. A number of essays in the first edition have become classics and have been retained for this edition, which adds six new essays. Contributors Kenneth E. Boulding, John Cobb, Herman E. Daly, Anne H. Ehrlich, Paul R. Ehrlich, Nicholas Georgescu-Roegen, Garrett Hardin, John P. Holdren, M. King Hubbert, C. S. Lewis, E. F. Schumacher, Gerald Alonzo Smith, T. H. Tietenberg, Kenneth N. Townsend
  population ecology answer key: Advances in Ecological Research , 2009-05-16 The book is based on data collected during the past 10 years by Zackenberg Ecological Research Operations (ZERO) at Zackenberg Research Station in northeast Greenland. This volume covers the function of Arctic ecosystems based on the most comprehensive long-term data set in the world from a well-defined Arctic ecosystem. Editors offer a comprehensive and authoritative analysis of how climate variability is influencing an Arctic ecosystem and how the Arctic ecosystems have inherent feedback mechanisms interacting with climate variability or change. - The latest research on the functioning of Arctic ecosystems - Supplements current books on Arctic climate impact assessment as a case study for ecological specialists - Discusses the complex perpetuating effects on Earth - Vital information on modeling ecosystem responses to understand future climates
  population ecology answer key: Visualizing Environmental Science David M. Hassenzahl, Mary Catherine Hager, Linda R. Berg, 2017-11-06 The 5th Edition of Visualizing Environmental Science provides students with a valuable opportunity to identify and connect the central issues of environmental science through a visual approach. Beautifully illustrated, this fifth edition shows students what the discipline is all about—its main concepts and applications—while also instilling an appreciation and excitement about the richness of the subject. This edition is thoroughly refined and expanded; the visuals utilize insights from research on student learning and feedback from users.
  population ecology answer key: 2024-25 B.Sc. Nursing and GNM Study Material YCT Expert Team , 2024-25 B.Sc. Nursing and GNM Study Material 528 995 E. This book covers Physics, Chemistry, Biology and Nursing Aptitude.
  population ecology answer key: CUET-UG Environmental Studies [307] Question Bank Book 1800+MCQ Unit Wise with Explanation DIWAKAR EDUCATION HUB , 2024-03-16 CUET-UG Environmental Studies [307] Question Bank 1800+ Chapter wise question With Answer & Explanations As per Updated Syllabus [ cover all 7 Chapters] Chapters are- Human beings and Nature Population and Conservation Ecology Monitoring Pollution Third World Development Sustainable Agriculture Environmental and Natural Resource Economics International Relations and the Environment
  population ecology answer key: Stochastic Population Dynamics in Ecology and Conservation Russell Lande, Steinar Engen, Bernt-Erik Sæther, 2003 1. Demographic and environmental stochasticity -- 2. Extinction dynamics -- 3. Age structure -- 4. Spatial structure -- 5. Population viability analysis -- 6. Sustainable harvesting -- 7. Species diversity -- 8. Community dynamics.
  population ecology answer key: Ecology in Action Fred D. Singer, 2016-03-10 Taking a fresh approach to integrating key concepts and research processes, this undergraduate textbook encourages students to develop an understanding of how ecologists raise and answer real-world questions. Four unique chapters describe the development and evolution of different research programs in each of ecology's core areas, showing students that research is undertaken by real people who are profoundly influenced by their social and political environments. Beginning with a case study to capture student interest, each chapter emphasizes the linkage between observations, ideas, questions, hypotheses, predictions, results, and conclusions. Discussion questions, integrated within the text, encourage active participation, and a range of end-of-chapter questions reinforce knowledge and encourage application of analytical and critical thinking skills to real ecological questions. Students are asked to analyze and interpret real data, with support from online tutorials demonstrating the R programming language for statistical analysis.
  population ecology answer key: General Science for Competitive Exams - SSC/ Banking/ Railways/ Defense/ Insurance Disha Experts, 2017-08-01 The book General Sciences for Competitive Exams contains specific topics in Science which form a part of most of the Competitive Exams. The book contains to the point theory followed by an exercise with solutions. The book covers a lot of questions from the past competitive exams. The book is a MUST for all SSC/ Banking/ Railways/ Defense/ Insurance Exam aspirants.
  population ecology answer key: Invasive Plant Ecology in Natural and Agricultural Systems Barbara Diane Booth, Stephen D. Murphy, Clarence J. Swanton, 2010 `As an undergraduate text [the book] does a superb job of traversing the wide expanse of ecology. Several chapters should be key components of any course on understanding weed ecology.' Biological Invasions --
  population ecology answer key: NEET UG Biology Study Notes (Volume-2) with Theory + Practice MCQs for Complete Preparation - Based on New Syllabus as per NMC | Includes A&R and Statement Type Questions EduGorilla Prep Experts,
  population ecology answer key: Introduction to Population Ecology Larry L. Rockwood, 2015-06-15 Introduction to Population Ecology, 2nd Edition is a comprehensive textbook covering all aspects of population ecology. It uses a wide variety of field and laboratory examples, botanical to zoological, from the tropics to the tundra, to illustrate the fundamental laws of population ecology. Controversies in population ecology are brought fully up to date in this edition, with many brand new and revised examples and data. Each chapter provides an overview of how population theory has developed, followed by descriptions of laboratory and field studies that have been inspired by the theory. Topics explored include single-species population growth and self-limitation, life histories, metapopulations and a wide range of interspecific interactions including competition, mutualism, parasite-host, predator-prey and plant-herbivore. An additional final chapter, new for the second edition, considers multi-trophic and other complex interactions among species. Throughout the book, the mathematics involved is explained with a step-by-step approach, and graphs and other visual aids are used to present a clear illustration of how the models work. Such features make this an accessible introduction to population ecology; essential reading for undergraduate and graduate students taking courses in population ecology, applied ecology, conservation ecology, and conservation biology, including those with little mathematical experience.
  population ecology answer key: Origins of Biodiversity Lindell Bromham, Marcel Cardillo, 2019 Origins of Biodiversity is a unique introduction to the fields of macroevolution and macroecology, which explores the evolution and distribution of biodiversity across time, space and lineages. Using an enquiry-led framework to encourage active learning and critical thinking, each chapter is based around a case-study to explore concepts and research methods from contemporary macroevolution and macroecology. The book focuses on the process of science as much as the biology itself, to help students acquire the research skills and intellectual tools they need to understand and investigate the biological world around them. In particular, the emphasis on hypothesis testing encourages students to develop and test their own ideas. This text builds upon the foundations offered in most general introductory evolutionary biology courses to introduce an exciting range of ideas and research tools for investigating patterns of biodiversity.
  population ecology answer key: The Princeton Guide to Ecology Simon A. Levin, Stephen R. Carpenter, H. Charles J. Godfray, Ann P. Kinzig, Michel Loreau, Jonathan B. Losos, Brian Walker, David S. Wilcove, 2012-09-30 The Princeton Guide to Ecology is a concise, authoritative one-volume reference to the field's major subjects and key concepts. Edited by eminent ecologist Simon Levin, with contributions from an international team of leading ecologists, the book contains more than ninety clear, accurate, and up-to-date articles on the most important topics within seven major areas: autecology, population ecology, communities and ecosystems, landscapes and the biosphere, conservation biology, ecosystem services, and biosphere management. Complete with more than 200 illustrations (including sixteen pages in color), a glossary of key terms, a chronology of milestones in the field, suggestions for further reading on each topic, and an index, this is an essential volume for undergraduate and graduate students, research ecologists, scientists in related fields, policymakers, and anyone else with a serious interest in ecology. Explains key topics in one concise and authoritative volume Features more than ninety articles written by an international team of leading ecologists Contains more than 200 illustrations, including sixteen pages in color Includes glossary, chronology, suggestions for further reading, and index Covers autecology, population ecology, communities and ecosystems, landscapes and the biosphere, conservation biology, ecosystem services, and biosphere management
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backbone for this unit on ecology. Each chapter is a different organizational level in ecology, starting with population ecology. Before beginning your study of each chapter, be sure you have a clear understanding of the terms in the chapter title. Concept 53.1 Dynamic biological processes influence population density, dispersion, and ...

Ecology Review Worksheet #1 - Chino Valley Unified School …
KEY CONCEPT: Food chains and food webs model the flow of energy in an ecosystem. Choose the correct term from the box below to fit each description. 12. I eat only plants. I am a(n) herbivore. 13. I eat only other animals. I am a(n) carnivore. 14. I eat both plants and animals. I am a(n) omnivore. 15. I eat dead organic matter. I am a(n ...

Estimating Population Size: Mark-Recapture - De Anza College
You will use these numbers to estimate population size using the Lincoln- Peterson index. 4. Now mark each unmarked bean and return this sample to the population, thoroughly mix, and then take a third sample. Again, count the number of marked and unmarked beans, mark the unmarked beans and return the sample to the bean population. 5.

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Practice Points Correct Answer 22 Ecology : HS-LS-2-4 : Evidence, Reasoning, & Modeling : 2 : Part A : B : Part B . A : 23 . Molecules to ... eliminate any population or species in that area which may be prey to the invasive species. ... Next Generation MCAS Biology Paper-based Practice Test Answer Key : Question 29: Sample Student Responses

Population Ecology Theory of Organizations - Springer
Population Ecology Theory of Organizations Michael R. Ford University of Wisconsin-Oshkosh, Oshkosh, WI, USA ... nonprofit administration organizations were stud-ied internally in order to answer pressing public and nonprofit management questions. ... cite inertia as a key principle guiding population ecology research. Inertia could arguably ...

iBlog Teacher Websites – Dearborn Public Schools
Population Ecology Graph Worksheet Name: Directions: Look at the graphs below and answer the following questions. Exponential vs Logistic Growth tžoo Date: 1. Which of the two curves is an exponential ... The moose population tends to increase in years with mild winters, early spring green-up, abundant winter forage, low wolf numbers and low ...

AP Biology Population Ecology Practice Problems Answer …
Population Ecology Practice Problems Answer the following questions. Show your work in the space provided and grid-in your answer in the grids provided on the separate answer sheet. 1. If 300 blue jays are found in a 20 hectare plot, what is the density in blue jays/hectare in that plot? Round to the nearest whole number. 2.

Chapter 4.1 Population Dynamics Questions from Notes • …
~~e ~ _ Chapter 4.1 Population Dynamics Questions from Notes • Use your chapter 4.1 notes to answer the following questions o Do not make up your own answers- use the information in your notes! o Do not answer a question without first reading your notes! o Answers must be in complete sentences 1.What three characteristics do populations have in common?

GRADE 12 LIFE SCIENCES LEARNER NOTES - Mail & Guardian
14 Population ecology: species, population and community, population size, human population and socialisation 37 - 55 15 Interaction in a community – predation, competition, ... Explain your answer (4) 2.2. Label the stages numbered 1 to 4. (4) 2.3. Explain the major difference between complete and incomplete metamorphosis. (4) ...

Chapter 53 (Campbell) Population Ecology - The Bio Edge
member of the population (same goes for per capita death rate) For Example: 68 births per year in a population of 1000 equals a per capita birth rate of 0.068 What is the expected number of births in a population of 750 with a birth rate of 0.068? Answer: B=bN, (births) = (birth rate)(population size) so (0.068)(750) = 51

AP Biology Reading Guide Chapter 53: Population Ecology
with population ecology. Before beginning your study of each chapter, be sure you have a clear ... Using the formula N = mn/x, what is the population of mice in the field? (Answer is at the end of this reading guide.) 4. ... growth of the population. Using Figure 53.25, describe the key features for the three age-

Population Ecology Graph Worksheet - Mrs. Shoemaker's …
Population Ecology Graph Worksheet Directions: Look at the graphs below and answer the following questions. ... At what age did it appear that females again out numbered males (following your answer to #3)? _____ Title: Population Ecology Graph Worksheet Author: defaultuser Created Date: 5/7/2019 8:19:22 AM ...

Ecology Review: Key B: Sample Multiple Choice Questions
Ecology Review: Key B: Sample Multiple Choice Questions ... Enter your answer as a value between 0 and 1 to the nearest hundredth. 0.64-0.66 C: Sample Free Response Questions 1. ... A population’s ability to respond to changes in the environment is affected by its genetic diversity. a. Explain why genetic diversity is beneficial to the long ...

Ecology crossword puzzle - Friends of Ottawa National …
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Practice Population Ecology Answer Key
Practice Population Ecology Answer Key Mary Wuerth Preparing for the Biology AP Exam Neil A. Campbell,Jane B. Reece,Fred W. Holtzclaw,Theresa Knapp Holtzclaw,2009-11-03 Fred and Theresa Holtzclaw bring over 40 years of AP Biology teaching experience to this student manual. Drawing on their rich experience as readers and faculty consultants to ...

CREATING CHAINS AND WEBS TO MODEL ECOLOGICAL …
ACTIVITY ANSWER KEY Part 1: Identifying relationships and creating a food chain. (For more advanced students, you may skip questions 1-5.) Sort the cards into two piles that represent producers and consumers. 1. How many producers do you have? 4 2. How many consumers do you have? 14 3.

Simutext ecology answer key
Simutext ecology answer key Introduces evolution, natural selection, and the selection and drift of quantitative traits designed specifically for use in environmental classes. Uses examples with both core and applied interest in ecology, including sticklebacks and pest resistance to Bt cotton. ... Population Biology Key Concepts: Uncertain This ...

Ecology Worksheets - Norfolk Public Schools
Ecology is usually considered to be a branch of biology. ... level to about 11,000 meters above sea level. _____ 4. An important ecological issue is the rapid growth of the human population. _____ 5. A community is the biotic component of an ecosystem. ... Read this passage from the lesson and answer the questions that follow.

Activity 1: Population Growth - NJCTL
www.njctl.org Biology Ecology Answer Key ... The fruit fly population has a carrying capacity of 400 because it is following logistic growth. 4. 4 points The growth rate of the fruit fly at first increases but then decreases until it reaches zero. The

Population ecology worksheet 1: Introductory concepts
1. A population is growing geometrically, according to the equation N T = N 0 T. Describe the behaviour of the population in the following cases: a. >1 The population is growing b. 0 < <1 The population is declining c. <0 It makes no sense for to be negative; this would imply a negative population in the year following a positive population. d.

Lion King—Ecology Reinforcement - Mrs. Eldridge 6B Science
Lion King—Ecology Reinforcement Name: _____ LS2.1 – Evaluate and communicate the impact of environmental variables on population size. LS2.2 – Determine the impact of competitive, symbiotic, and predatory interactions in an ecosystem. ... Answer the following questions using the Food Chain: Tree leaves Beetle Wart Hog Lion .

Study Guide Section 1: Population Dynamics - Mrs. Shior's …
Population-limiting factors keep a population from increasing indefinitely. 14. Density-independent factors include parasites and disease. 15. On Isle Royale, the population of moose decreased as the population of wolves decreased. 16. Competition can occur within a species or between two different species. Unit 1 CHAPTER 4 Population Ecology 119

Science Olympiad Regional Ecology Test - Scioly.org
28. The maximum rate of natural increase of a population that can occur under ideal conditions is the a) population growth b) biotic potential c) environmental resistance d) carrying capacity e) steady state 29. Population size is believed to level off at the ____ of an environment. a) population growth b) biotic potential

LESSON TITLE: Lesson 5: Species Interactions, Ecological …
Day 3 – Students will complete Day 3 Bell Ringer 5.3.The questions are also located on slide 28. Day 4 – Students will complete the Day 4 Bell Ringer 5.4 projected on board, slide 43 on presentation. There is also an option to print the bell ringer and hand out …

AP Biology Guided Reading - CHAPTER 53: POPULATION …
10. Identify factors that regulate population size. 11. Compare density-independent and density-dependent factors limiting populations. 12. Look at the growth curve of the human population. How does it compare to the growth curves earlier in the chapter? 13. Have humans reached K? What factors are significant when explaining our growth curve? 14.

Grade 7 Science Unit 1: Interactions Within Ecosystems
Population: ... Chapter 1 Key Terms 1. A particular place where an organism lives (7 letters) 2. Non-living parts of the environment (7 letters) 3. The role a species plays in its community, including ... Circle the letter of the best answer. 1. Temperature is an example of which kind of ecosystem condition? A. abiotic

Ecology Unit Exam Review Guide ANSWERS - Central Bucks …
Answer the questions about the food chains shown below. 19. In the food chains above, what organism is the producer? grass 20. Which organism is an herbivore? Grasshopper, sparrow 21. Which organism is an omnivore? sparrow 22. Which …

Population ecology theory: implications for sustainability
Population ecology has several key assumptions that must be discussed first before a deeper examination of the research streams can be addressed. The first assumption is

Chapter 53: Population Ecology - Biology E-Portfolio
24. Explain why a large value for (K–N)/K predicts growth close to the maximum rate of increase for this population. K (carrying capacity) – N (population size) is the number of additional individuals the environment can support, so (K – N)/K is the fraction of K that is still available for population growth. When N is small compared to K, the term (K – N)/K

Worksheet From www.EasyTeacherWorksheets - Joliet Public …
COMMUNITY ECOLOGY Food Webs . Use the food web to the right to answer the questions. 1. The second-order consumer with no predators is the _____. 2. The food chain that includes insect-eating birds is _____. 3. The animal that consumes the largest number of first-order and second-order consumer species is the

Task Cards Activity - Ecology and Ecosystems - Teach Science …
Answer Word Answer Word 3 Hello 45 World 19 here 14 I’m - Once they have completed each task card and put their words in the correct order (Word from Question 1, Word from Question 2, etc.) they will create a quote i.e. the answer to #1 is 3 and its word is Hello, #2 is 45 = World, #3 is 14 = I’m, #4 is 19 = here

RAVEN CHAPTER 56 GUIDED NOTES: POPULATION …
19. Explain why an exponential growth curve is rarely seen in nature. Give examples of when it is likely to occur. _____ _____ 20.

Power of the Pyramids, Earth Matters - Population Education
4. Students construct a population pyramid for their assigned country by graphing the percentage data onto the Pyramid Graph Paper. 5. Choose one completed pyramid from each country to display for the class. Answers to Student Worksheet See Answer Key for the Population Pyramids and Student Worksheet . discussion questions 1.

Fundamentals of Ecology UNIT 6 POPULATION …
6.9 Key Words 6.10 Suggested Further Reading/References 6.11 Answers to Check Your Progress 6.1 INTRODUCTION The population is attributed with various characteristics that are unique possessions of the group and are not characteristics of the individuals in the group. In the present unit you will study the population as a collective group of

Population Ecology Graph Worksheet
Population Ecology Graph Worksheet Directions: Look at the graphs below and answer the following questions. Graphs 1 - Exponential Growth and Carrying Capacity 1. Which of the two curves exhibits exponential growth? _____ 2. Which of the two curves exhibits a carrying capacity? _____ 3. What is the carrying capacity of this graph? _____ 4.

E c o l o g y P o p u l a ti o n Co n c e p ts o f - FilipiKnow
Co n c e p ts o f P o p u l a ti o n E c o l o g y A nswer K ey 1. An sw er: C E xp l an ati o n : S peci es wi t h Type I I I survi vorshi p of t en produce numerous off spri ng but provi de

Classroom Activity: Population Study Game (Oh, Deer!)
Classroom Activity: Population Study Game (Oh, Deer!) Subject: Biology/Ecology Grades: 6-12 Standards: See end of lesson plan Time: 20 minutes (can last longer depending on how many rounds you play) Materials: This activity works best outside. No other materials. Lesson objective: Students will understand and graph population change over time according to

Page 1 9 Creating Webs and Chains to Model Ecological …
• Ecosystems are dynamic, experiencing shifts in population compositions, abundance, and changes in the physical environment over time. These factors can impact the stability and ... ANSWER KEY Part 1: Identifying relationships and creating a food chain Separate the ecological disturbance cards from the organism cards, and then sort the ...

Section 19 1 Review Ecology Answer Key - 220 …
Individual: A single organism, the fundamental unit of study in ecology. Population: A group of individuals of the same species living in the same area. Community: An assemblage of different populations living and interacting within a specific area. ... Section 19 1 Review Ecology Answer Key brochure samsung in logistics and transportation ...

The Ups and Downs of Populations - Science4Inquiry
5. Ups & Downs of Populations Answer Keys – Blackline Master 5 Advance Preparation 1. Print enough copies of the Population Cards for each group/pair to have a set of cards. 2. Put cards in an envelope for each group. 3. Print enough copies of the Deer Population Graphs A & B for each group/pair to have a set. 4.

Ecology Conservation & Management Certification Study …
Lesson 7: Wildlife Population Ecology 1. To understand characteristics of wildlife populations. 2. To analyze factors which affect wildlife populations. Lesson 8: Wildlife Management 1. To discuss the benefits of wildlife management. 2. To define habitat components necessary for thriving wildlife populations.

Introduction To Ecology Answer Key (book)
Chapter 4: Population Ecology: Population Growth, Regulation, and Dynamics Population ecology studies the factors that influence population size, distribution, and dynamics. Key concepts include: Population growth: Factors influencing the increase or decrease in population size (birth rate, death rate, immigration, emigration).

AP Biology 2019 Free-Response Questions - College Board
Questions 3–8 are short free-response questions that require about 6 minutes each to answer. Questions 3–5 are worth 4 points each and questions 6–8 are worth 3 points each. ... TWO factors that will most likely limit the population growth of species A in treatment group I. (e) Many protists contain an organelle called a contractile ...

Ecology Test #1 ANSWER KEY - Scioly.org
EcologyTest#1 11.Completetheremainingsectionsoftheblankcharttodisplaythetypicalinformationthatistypically …

MCAS Biology Computer-based Practice Test Answer Key
Practice Points Correct Answer 14 Ecology HS-LS-2-1 None 1 15 Evolution HS-LS-4-2 None 1 D 16 Heredity HS-LS-3-4 Evidence, Reasoning, & Modeling 1 17 Ecology HS-LS-2-1 ... Next Generation MCAS Biology Computer-based Practice Test Answer Key 7 2 A Their population will increase because they will more successfully be able to reproduce. B

ANSWER KEY - Ecology Review Packet
ANSWER KEY - Ecology Review Packet OBJECTIVE 1: Ecosystem Structure 1. What is the definition of an abiotic factor? Give one example. A nonliving part of an ecosystem. Example: water ... population experiences exponential growth and has unlimited food, water, space, and resources. 19. Which graph curve shows a S-curve population growth curve?

Analyzing Data on Tuskless Elephants Educator Materials
• Selection can shift the distribution of traits in a population. This is because organisms with an inherited trait ... • College: Introductory Biology or Ecology PRIOR KNOWLEDGE Students should be: • familiar with the concepts of adaptation, populations, ecosystems, and selection ... ANSWER KEY: PART II: CONTINUED ANALYSIS 12. Continue ...

Name Teacher Date j
Principles of Ecology—ANSWER KEY Exam (50 points possible) Matching: Match terms in Column A with definitions in Column B. (1 point per question) Column A Column B k___1. Biosphere a. The place where an organism lives a___2. Habitat b. Many different populations of living things interacting in a given space b___3. Community c.

AP Environmental Science - SCHOOLinSITES
Page 1 of 58 Return to Table of Contents AP Environmental Science “Cheat” Sheet Table of Contents Unit 1—Pages 2-7 Unit 2—Pages 8-17 Unit 3—Pages 18-20 Unit 4—Pages 21-24 Unit 5—Pages 25-31 Unit 6—Pages 32-51 Unit 7—Pages 52-54

YUSO 2017 Ecology Exam sheet(0!!!0) - Scioly.org
YUSO 2017 Ecology 1 YUSO 2017 Ecology Exam Answer Key Part 1 1. a. Increase (1 pt), Explanation of increase: most of the individuals in the population are younger than the reproductive age and very few are older than the reproductive age (also acceptable: most of the individuals are young) (1pt) b. Calculation (2pts)