Choose the best answer

1			The entire range of factors an organism is able to exploit in its environment is its Need a Hint?
			A)	community.
			B)	realized niche.
			C)	fundamental niche.
			D)	habitat.
2			The phenomenon known as character displacement is associated with Need a Hint?
			A)	sympatric species.
			B)	allopatric species.
			C)	competitive exclusion.
			D)	primary succession.
3			As the number of individuals of the predatory species increases, the prey population Need a Hint?
			A)	increases.
			B)	decreases.
			C)	stabilizes.
			D)	first increases, and then begins to decrease.
4			In order for mimicry to be effective in protecting a species from predation, it must Need a Hint?
			A)	occur in a palatable species that looks like a distasteful species.
			B)	have cryptic coloration.
			C)	occur such that mimics look and act like models.
			D)	occur in only poisonous or dangerous species.
5			Brightly colored poison-dart frogs are an example of Need a Hint?
			A)	Batesian mimicry.
			B)	Müllerian mimicry.
			C)	cryptic coloration.
			D)	aposematic coloration.
6			Which of the following is an example of commensalism? Need a Hint?
			A)	a tapeworm living in the gut of its host
			B)	a clownfish living among the tentacles of a sea anemone
			C)	a lichen
			D)	bees feeding on nectar from a flower
7			A parasite that feeds on its host from inside is a(n) Need a Hint?
			A)	endoparasite.
			B)	ectoparasite.
			C)	parasitoid.
			D)	predator.
8			A species that interacts with many other organisms in its community in critical ways can be called a Need a Hint?
			A)	predator.
			B)	primary succession species.
			C)	secondary succession species.
			D)	keystone species.
9			Succession that occurs on abandoned agricultural fields is best described as Need a Hint?
			A)	coevolution.
			B)	primary succession.
			C)	secondary succession.
			D)	prairie succession.
10			Lichen growing on the surface of rocks provides an example of Need a Hint?
			A)	facilitation.
			B)	tolerance.
			C)	inhibition.
			D)	secondary succession.