Exam 1: Introduction to Ecology

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A proximate explanation focuse...

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Because homeostasis is the result of selection on individuals. Selection does not typically operate on populations or communities. Thus, there is no selection for equilibrium as there is in individuals.

A) answers proximate questions.
B) is the result of predictions.
C) is falsifiable.
D) applies to more than one level in the biological hierarchy.
E) none of the above

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A) do not exhibit homeostasis.
B) exhibit homeostasis.
C) are able to evolve.
D) are susceptible to selection pressure.
E) none of the above

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Science proceeds by rejecting incorrect explanations. A hypothesis cannot be shown to be true. We accept those hypotheses we cannot reject as false.

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(1) well-known biolo...

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A) Ecology is an applied science.
B) The management sciences focus on natural history.
C) They are applied sciences.
D) They focus on human impacts on ecology.
E) none of the above

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A) requires keen observational skill.
B) is not driven by hypotheses.
C) answers key ecological questions.
D) focuses on ultimate questions.
E) none of the above

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A) is less inclusive than the population.
B) consists of groups of interacting species.
C) is more inclusive than the ecosystem.
D) requires behavioral interactions among its components.
E) none of the above

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Ecology is the study of the interactions between organisms and their environment. Environmental science is the study of human impacts on the environment. It employs ecological principles to determine the means by which the environment can be protected.