BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 58, Problem 3S
Summary Introduction
To discuss:
The difference between the global decline and the normal species extinction.
Introduction:
The extinction of the species might occur because of many reasons such as the overexploitation, habitat loss, ecosystem interactions, catastrophic disturbances, pollution, and loss of
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Chapter 58 Solutions
BIOLOGY
Ch. 58.1 - Describe the history of extinction through time.Ch. 58.1 - Prob. 2LOCh. 58.2 - Prob. 1LOCh. 58.2 - Prob. 2LOCh. 58.3 - Prob. 1LOCh. 58.3 - Explain how these causes can interact to bring...Ch. 58.4 - Prob. 1LOCh. 58.4 - Describe the potential roles of natural selection...Ch. 58.4 - Prob. 3LOCh. 58.5 - Prob. 1LO
Ch. 58.5 - Prob. 2LOCh. 58.5 - Prob. 3LOCh. 58 - If we assume that population density is a good...Ch. 58 - Prob. 2DACh. 58 - Would the extinction rate increase if an area were...Ch. 58 - Prob. 4DACh. 58 - Why do population density and growth rates differ...Ch. 58 - Why might whale populations fail to recover once...Ch. 58 - Why do small populations lose genetic variation?Ch. 58 - Prob. 1UCh. 58 - The economic value of indirect ecosystem services...Ch. 58 - The amphibian decline is best described as a....Ch. 58 - Prob. 4UCh. 58 - When populations are drastically reduced in size,...Ch. 58 - A captive-breeding program followed by release to...Ch. 58 - Historically, island species have tended to become...Ch. 58 - Ninety-nine percent of all the species that ever...Ch. 58 - To effectively address the biodiversity crisis,...Ch. 58 - The introduction of a nonnative predator to an...Ch. 58 - If 99% of the species that ever existed are now...Ch. 58 - Prob. 2SCh. 58 - Prob. 3SCh. 58 - Prob. 4SCh. 58 - Prob. 5S
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- The amphibian decline is best described as a. global disappearance of amphibian populations due to the pervasiveness of local habitat destruction. b. global shrinkage of amphibian populations due to global climate change. c. the unexplained disappearance of golden toads in Costa Rica. d. None of the choices is correct.arrow_forwardHow do you think your daily habit might contribute directly or indirectly to the extinction of some bird species? List three thingsarrow_forwardWhy are critically endangered vertebrates are generally concentrated in tropical and subtropical areas? What distinguishes these regions from others that caused critically endangered species to be highly concentrated around these regions?arrow_forward
- Why are species with low body size and low population size probably rare?arrow_forwardWhat pattern has been observed between humans moving to a new area and extinction?arrow_forwardThere are two critically endangered amphibian species found in the Western Cape. Known as M. capensis (Micro frog) and H. rosei (Table mountain ghost frog). What can be done to conserve these species?arrow_forward
- What might be the adaptive value of sea turtle migration?arrow_forwardList some causes of the ongoing decline in amphibian diversity.arrow_forwardIn one of the hypotheses that explain the extinction of the dinosaurs, the rapid climatic change produced an environmental situation with which these species could not cope. How important is the total amount of variation present in the population if the selective pressures suddenly change? Why?arrow_forward
- Why do you suppose there are so many endemic species—that is, species found nowhere else—on islands? Why have the overwhelming majority of recent extinctions occurred on islands?arrow_forwardDo you think generalist or specialized species would be better able to adapt and avoid extinction if the environment changed rapidly, for example, as a result of forced climate change? Why?arrow_forwardWhy do you think baleen whales are generally larger than toothed whales? Why are they capable of growing larger than even the largest dinosaurs?arrow_forward
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