Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 55, Problem 9TYK
Summary Introduction
Introduction:
Biodiversity hotspots are the regions in the world that have significant levels of biodiversity. These levels have been threatened by human civilization. Norman Myer introduced the concept of biodiversity hotspot and called it the earth’s biologically richest region and endangered terrestrial ecoregions.
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Which of the following is not a threat to biodiversity?
O a. Introduction of new species
O b. Overexploitation
O c. Human activity and urbanization
O d. High oxygen concentration
O e. Habitat destruction
What is the importance of endemic hotspots to biodiversity conservation?
A. Endemic hotspots contain many species found nowhere else, so the conservation of a small amount of area will protect many species.
B. Endemic hotspots have the highest species diversity, so their conservation will protect the most species.
C. Endemic hotspots are those that contain species vital to human existence, ssuch as medicinal species, and therefore humans rely on these areas the most.
D. Endemic hotspots are where speciation rates are thegreatest, so the conservation of those areas will likely lead to the formation of many species in the future.
E. Endemic hotspots have very low ecosystem stability, therefore require more protections to avoid extiction.
Which of the following is one of the biggest threats to biodiversity? A. Invasive species B. Land protection C. Ecological conservation D. Habitat restoration
Chapter 55 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 55.1 - Prob. 1SBCh. 55.1 - Prob. 2SBCh. 55.1 - Prob. 3SBCh. 55.2 - Prob. 1SBCh. 55.2 - Prob. 2SBCh. 55.3 - How does biodiversity serve as a storehouse of...Ch. 55.3 - Prob. 2SBCh. 55.4 - Prob. 1SBCh. 55.4 - Prob. 2SBCh. 55.4 - Why are conservation biologists especially...
Ch. 55.5 - Prob. 1SBCh. 55.5 - Prob. 2SBCh. 55.5 - Prob. 3SBCh. 55.6 - Prob. 1SBCh. 55.6 - Prob. 2SBCh. 55.6 - Prob. 3SBCh. 55 - Prob. 1TYKCh. 55 - Prob. 2TYKCh. 55 - Prob. 3TYKCh. 55 - Prob. 4TYKCh. 55 - Prob. 5TYKCh. 55 - Prob. 6TYKCh. 55 - Prob. 7TYKCh. 55 - Prob. 8TYKCh. 55 - Prob. 9TYKCh. 55 - Prob. 10TYKCh. 55 - Prob. 11TYKCh. 55 - Prob. 12TYKCh. 55 - Prob. 13TYKCh. 55 - Devise a field study to determine whether the...Ch. 55 - Prob. 15TYKCh. 55 - Prob. 1ITD
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- In a fragmented rainforest, researchers notice a change in plant species composition near the edges compared to the interior. What might be causing this shift? Group of answer choices: A. Lower temperatures at the edges supporting cold-tolerant plant species B. Increased light and wind exposure at the edges favoring the growth of sun-loving and wind-dispersed plant species C. Higher soil moisture at the edges leading to the proliferation of water-demanding plant species D. Increased competition for resources at the edges leading to a decline in plant diversityarrow_forwardSite A Site B Site A7 Species Site B = 5 Species *A*+* + Site C7 Species A Site C A vs B = 8 species B vs C = 6 species A vs C = 10 species A developer owns the property encompassing the three habitats above. By law, one of the habitats must be left intact to satisfy the zoning laws. The developer works with an environmental engineer to choose which of the habitats should be saved. The environmental engineer suggests that Site C should be saved. Which of the following choices best justifies this decision? Site C has greater species richness and species evenness than either Site A or Site B. This will promote the maximum sustainability for future generations of animals. Site C is tied with Site A for greatest species richness, but unlike Site A, it has representative species from all 3 of the sites within it. Site C not only contains the greatest number of species, it also has the greatest genetic diversity within each species. Site C has more unique species in it than either Site A or…arrow_forwardA section of forest outside of a city is cut down for a housing development. However, the developer goes bankrupt and nothing is built on the site. After a few months, a number of small plants grow up in the lot. They are not species present in the forest before it was cut. After another year a second different set of plants grows up in the lot. The process that is occurring is known as...? Group of answer choices a. Predation b. Ecological Succession c. Biological Magnification d. Evolution e. Survivorshiparrow_forward
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