Ecology MC Questions.docx - Please answer all questions 1 The realized niche of an organism is A the area a species can occupy in the face of exploitive

Ecology MC Questions.docx - Please answer all questions 1...

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Please answer all questions 1 The realized niche of an organism is A) the area a species can occupy in the face of exploitive competition B) the habitat of a species within a community resulting from clumping C) the habitat that exists in nature as opposed to the ideal D) the life pattern that the organism actually assumes 2 Gause's principle of competitive exclusion is, essentially, A) the more abundant species will exclude the less abundant species through competition B) competition for the same resources excludes species having different life styles C) no two species can occupy the same niche indefinitely when resources are limited D) larger organisms exclude smaller ones through competition as in the case of large trees controlling underbrush 3 A barnacle grows on a whale, doing it no harm. This is an example of A) vitalism B) mutualism C) parasitism D) commensalism
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4 Not all parasitism involves feeding on the body of the host. The exception is A) ectoparasitism B) endoparasitism C) parasitoids D) brood parasitism 5 A lake rich in nutrients and species is classified as A) dystrophic B) oligotrophic C) eutrophic D) ecotrophic 6 Which of the following helps a prey species avoid being detected by a predator? A) Mullerian mimicry B) secondary compounds C) aposematic coloration D) cryptic coloration E) Batesian mimicry 7 Which of the following helps a prey species advertise to predators that it is unpalatable?
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A) Beltian bodies B) primary compounds C) aposematic coloration D) cryptic coloration E) epiphytes 8 Which of the following is an example of a plant chemical defense? A) primary compound B) secondary compound C) cactus spine D) all of the above E) none of the above 9 All the organisms that occur in the redwood community A) make up a single population B) use the redwoods for food C) have identical geographic distributions D) have the same evolutionary history E) have niches that overlap 10 Which of the following is not an example of symbiosis?
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