AP Bio MCQ

<p>Which of the following is an important characteristic of the tropical rain forest biome?</p>

<p>(A) High light levels on the forest floor.
(B) The dominance of a small number of tree species.
(C) More widely fluctuating temperatures than in most other biomes.
(D) Distinct rainy and dry seasons.
(E) Rapid recycling of nutrients.</p>

<p>Then aswer is E. I desperately want to know which option belongs to which biome. :(</p>

<p>(A) Of course, tropical rain forests have dense canopies, so not much light level on the floor.
(B) This I've heard about some biome that I cannot remember. Help?
(C) Widely fluctuating temperatures are quintessential of desert biomes, Right?
(D) I have no clue.. I'm confused but I have a slight knowledge that tells me this pertains to temperate deciduous forest biome? Help?
(E) Why? Why is rapid recycling of nutrients a characteristic of tropical rain forest biomes? </p>

<p>Please help :) Thanx in advance !</p>