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Question
Sharks are especially vulnerable to population declines because ____.
a. they cannot tolerate changes in water temperature
b. they are susceptible to many more diseases than most species
c. they often deplete the populations of their prey
d. they grow slowly, mature late, and have only a few offspring per generation
e. they are prey for so many species
Answer
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Related questions
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a. True
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Natural, human, and manufactured capital are the three types of capital used in most economic systems.
a. True
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Stewardship is based on an idea that nature exists for all species alike and our success depends on how well we manage the earth and nature.
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It can take 400 to 1,000 years to break down ____ that end up in landfills or the ocean.
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Q:
You are an evolutionary entomologist. You have observed beetles that can raise their abdomens and give off a defensive chemical that generally repels predators. You discover a new species of beetle that raises its abdomen in a threatening way similar to the first species, but no defensive chemical is given off. You are most likely to characterize this defensive strategy as a form of ____.
a. camouflage
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c. mimicry
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Q:
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a. interspecific competition
b. mutualism
c. parasitism
d. predation
e. resource partitioning