Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 53, Problem 6IQ
- a. List some density-dependent factors that may limit population growth.
- b. List some abiotic factors that may cause population fluctuations.
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Direction: read each situation in the table below then state if it is a density independent limiting factor or a density dependent limiting Factor. Indicate the specific limiting factor that is occurring (i.e, immigration, predation, and diseases and parasites)
. How does climate change lead to increases or decreases in population growth? Be very specific.
Population growth that is dependent on the number of individuals
A. Arithmetic Growth
B. Carrying Capacity
C. Intrinsic Rate of Growth
D. Exponential Growth
Chapter 53 Solutions
Study Guide for Campbell Biology
Ch. 53 - In a mark-recapture study, an ecologist traps,...Ch. 53 - Prob. 2IQCh. 53 - Define r. How does r relate to exponential growth?Ch. 53 - Label the following exponential and logistic...Ch. 53 - Prob. 5IQCh. 53 - a. List some density-dependent factors that may...Ch. 53 - What do the age structure pyramids in Figure 53.24...Ch. 53 - Create a concept map to organize your...Ch. 53 - What is the best collection of life history traits...Ch. 53 - In an area with a heterogeneous distribution of...
Ch. 53 - Which of the following statements about life...Ch. 53 - Prob. 3TYKCh. 53 - The middle of the S-shaped growth curve in the...Ch. 53 - In the logistic growth equation, which term...Ch. 53 - The term (K N)/K a. is the carrying capacity for...Ch. 53 - The carrying capacity for a population is...Ch. 53 - In order to maintain the largest sustainable fish...Ch. 53 - Immigration and emigration are likely to play a...Ch. 53 - Chimpanzee females typically first give birth at...Ch. 53 - Which of the following factors is not a...Ch. 53 - Consider a population experiencing negative...Ch. 53 - You have introduced a small number of individuals...Ch. 53 - Prob. 14TYKCh. 53 - Prob. 15TYKCh. 53 - In a population showing exponential growth, what...Ch. 53 - As a population approaches zero population growth,...Ch. 53 - For a population showing exponential growth, how...Ch. 53 - The human population is growing at such a fast...Ch. 53 - The demographic transition is the gradual shift...Ch. 53 - An ecological footprint is an estimate of a. the...
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- Limiting factors caused by natural disaster tend to be which of the following? A. Density-balanced B. Density-dependent C. Density-independentarrow_forwardExplain how biotic and abiotic factors affect population growth.arrow_forwardPredict the outcome of a population exceeding the carrying capacity of the environment. Provide a specific example (may be hypothetical).arrow_forward
- Population growth that adds the same number each year A. Arithmetic Growth B. Carrying Capacity C. Intrinsic Rate of Growth D. Exponential Growtharrow_forwarddescribe a local ecosystem and how many population can be impacted due to a short-term environmental changearrow_forwardDescribe the effects of human populations on land and water resources.arrow_forward
- The population size of a species capable of being supported by the environment is called its ________. a. limit b. carrying capacity c. biotic potential d. logistic growth patternarrow_forward_______ is a density-independent factor that influences population growth. a. Resource competition c. Predation b. Infectious disease d. Harsh weatherarrow_forwardDescribe the potential effects when a keystone species is removed from a community.arrow_forward
- A forest fire is an example of ________ regulation. a. density-dependent b. density-independent c. r-selected d. K-selectedarrow_forwardDescribe what happens to an ecosystem when a keystone species is removed.arrow_forwarda) Determine whether the following factors are density-dependent or density-independent. Drought Answer Disease Answer Temperature Answer Low pH Answer Prey population number Answer Predator population number Answer Competition Answer Loss of habitat Answer b) The moose population in Jasper is currently on the decline in Jasper National Park. Some of the reasons for the population decline are liver fluke parasitic disease, return of the wolves in the area, and increased traffic in the highways. Match the cause of moose population decline to the type of limiting factor using the drop down menu. Choose between density dependent and density independent. Cause of Population Decline Limiting Factor a. Liver fluke Answer b. Increase in wolf population Answer c. Increase in highway traffic Answer c) Which of the following scenarios is an example of a density-dependent limiting factor? a. The spread of ticks among a moose population weakens the individual…arrow_forward
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