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15 September, 01:29

Why are ecological pyramids shaped as pyramids?

A. Because there is a large decrease in the amount of energy or biomass as you move from one trophic level up to the next

B. Because the movement of energy through the biosphere follows a path similar in shape to a pyramid

C. Because decomposers form a wide base of support at the bottom of a food web similar to the base of a pyramid

D. Because food webs are usually triangular in shape

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  1. 15 September, 04:50
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    A. Because there is a large decrease in the amount of energy or biomass as you move from one trophic level up to the next

    you lose 10% as you move up.
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