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 56, Problem 3TYK
The most serious threat to biodiversity is
- a. competition from introduced species.
- b. environmental toxins.
- c. habitat destruction.
- d. overharvesting.
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35. Which of the following is NOT a characteristic of an invasive species?
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B. They produce large numbers of seeds/offspring at a young age
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Chapter 56 Solutions
Study Guide for Campbell Biology
Ch. 56 - Prob. 1IQCh. 56 - Is the effective population size larger or smaller...Ch. 56 - Prob. 3IQCh. 56 - Prob. 4IQCh. 56 - What are some potential benefits of corridors? How...Ch. 56 - What factors would favor the creation of larger,...Ch. 56 - List some of the ways by which we may slow global...Ch. 56 - Describe the four major threats to biodiversity.Ch. 56 - Prob. 2SYKCh. 56 - Prob. 3SYK
Ch. 56 - Prob. 1TYKCh. 56 - Ecosystem services include all of the following,...Ch. 56 - The most serious threat to biodiversity is a....Ch. 56 - Prob. 4TYKCh. 56 - Prob. 5TYKCh. 56 - Prob. 6TYKCh. 56 - The smallest population that can sustain its...Ch. 56 - Movement corridors are a. strips or clumps of...Ch. 56 - Prob. 9TYKCh. 56 - Prob. 10TYKCh. 56 - Prob. 11TYKCh. 56 - Prob. 12TYKCh. 56 - Thinning of the ozone layer is a result of CFCs...Ch. 56 - Sustainable development a. uses nature reserves to...Ch. 56 - Which of the following statements reflects a...
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- The total number of species present in a community is called the a. species evenness. b. species richness. c. species-area relationship. d. population.arrow_forwardConverting a prairie to a farm field is an example of _________. a. overharvesting b. habitat loss c. exotic species d. climate changearrow_forwardCompetitive exclusion is the result of a. mutualism by two species for the same limiting resource. b.competition c. parasitism d. symbiosis e.commensalismarrow_forward
- Conservation hotspots are best described as a. areas with large numbers of endemic species, in many of which species are disappearing rapidly. b. areas where people are particularly active supporters of biological diversity. c. islands that are experiencing high rates of extinction. d. areas where native species are being replaced with introduced species.arrow_forwardWhich of the following would BEST help conserve biodiversity. CHOOSE ONLY ONE a. Plant native trees b. Engage in aquaculture c. Backyard farmingarrow_forwardA keystone speciesa. is always a carnivore.b. has a minor influence on community structure.c. has a major influence on community structure out of proportion to its numbers.d. has a major influence on community structure only when present in large numbers.arrow_forward
- A conservation biologist has been asked to explain why it is important to protect biodiversity. She would list all of the following reasons except for which one? A. Humans are dependent on many species for food, medicines, fiber, and other necessities. B. Biodiversity can be exploited indefinitely for the profit of humans. C. Other species have inherent value and humans have a moral obligation to protect them. D. Biodiverse ecosystems provide ecosystem services that sustain all life on Earth. E. Biodiversity provides emotional and physical health benefits by providing places for humans to visit for wonder, insight, and exercise.arrow_forwardIn 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_forwardHabitat fragmentation can reduce biodiversity by a. introducing more native species into a habitat b. sterilizing for pollution control C. decreasing human use of natural resources d. eliminating vast tracts of forests e. withdrawing an essential resource from native speciesarrow_forward
- A species that has an immediate threat to extinction is said to be:a. threatened. c. alien.b. endangered. d. extinct.arrow_forwardH5N1 and SARS are examples ofa. extinct species.b. forms of greenhouse gases.c. endangered habitats.d. emerging diseases.arrow_forwardIf you are studying the changes in the panda population in Asia you are most likely considered a…. a. Population ecologist b. Ecosystem ecologist c. Global Ecologist d. Community ecologistarrow_forward
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