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 1TYK
In an area with a heterogeneous distribution of suitable habitats, the dispersion pattern of a population is probably
- a. clumped.
- b. uniform.
- c. random.
- d. dense.
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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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- Which of the following scenarios does NOT describe a population with a clumped distribution? A. group defense against predators B. even distribution of resources throughout the population’s habitat C. competition for mates D. seasonal migrations to follow food sourcesarrow_forwardThe figure below shows the growth of two species in two habitats, both when the other species is present and when it is absent. What kind of interaction is occurring between these two species? (Consider both habitats, not just the interaction within one particular habitat.) Answer choices: A. Mutualism B. Conditional C. Commensalism D. Competition E. Parasitismarrow_forwardThe relative abundance of any one species within a community of many species is known as a. species evenness. b. species richness. c. specialization. d. population.arrow_forward
- A group of individuals of the same species within the same ecosystem is known as a community. b. population. c. colony. d. cohort.arrow_forwardnonmigratory wildebeest populations are limited, mainly by factors that are a.) density independent, top down b.) density independent, bottom up. c.) density dependent, top down d.) density dependent, bottom uparrow_forwardA biologist determines the growth rate of a population of 198 frogs in a marsh near Beaverhill Lake, Alberta, to evaluate the quality of the environment. The researcher finds that, in one year, 34 were born, 86 died, 12 migrated into the marsh, and there was no emigration. a. frogs are considered an indicator species for the quality of the environment. Determine whether the growth rate of this population in one year is a cause for concern. if so, what might the concerns be?arrow_forward
- Which of the following methods will provide information to an ecologist about both the size and density of a population? a. mark and recapture b. mark and release c. quadrat d. life tablearrow_forwardThe total number of species present in a community is called the a. species evenness. b. species richness. c. species-area relationship. d. population.arrow_forwardWhich of the following would not be an example of density-deperident factors regulating population size? The number of possible territories for robins is limited; thus when population sizes are high, a lower proportion of individuals can produce offspring. A. O B. In conditions of overcrowding, some desert pupfish living in ponds will emigrate to other ponds if given the opportunity. C.Predation on mosquitofish is high, regardless of population size. D. In conditions of high density, mice are more susceptible to mortality from heat stress. E. In a habitat patch with a high density of muskrats, a disease spreads more rapidly and results in higher mortality.arrow_forward
- In landscape ecology, the matrix is the area surrounding a habitat patch. The matrix can affect a species living in the habitat patch by altering: O A. Dispersal between patches B. The availability of resources C. The abiotic environment in patches D. Our appreciation of Keanu Reeves' acting skills E. A, B and C are correctarrow_forwardWhich of the following is the definition for species richness? A. The number of species in a community. B. The relative abundance and species richness in a community. C. The number of dominant species in a community. D. The proportion of a given species in the community.arrow_forwardPart A) Which of the following distribution patterns serves as the null hypothesis (null model) in ecology experiments? a. clumped b.uniform c.random d.isolated Part B)Monarchs are able to fly across the Gulf of Mexico and disperse to overwinter and then fly back to the US again in spring. How? a. passive dispersal b.active dispersal c.non-dispersal d.none of these Part c: In a nutshell, the primary concern with global climate change is the: A)increased predictability of precipitation and temperature patterns B)increased predictability of carbon dioxide levels C)decreased predictability of precipitation and temperature patterns D)decreased predictability in carbon dioxide levels.arrow_forward
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