1.

Which of the following is not a statement -

A. Energy flows in one direction in a biosphere ecosystem.
B. The flow of energy in a biosphere ecosystem is cyclical.
C. The relative wastage of energy decreases with increasing trophic level in natural ecosystems.
D. With progressively increasing trophic levels, species become less efficient at consuming accessible energy.
Answer» B. The flow of energy in a biosphere ecosystem is cyclical.


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