Question

Though the pyramid of energy is always upright, what decreases at successive trophic levels from producers to consumers?

(a) Number of all plants and animals

(b) The area at each trophic level

(c) Energy content

(d) Ecological succession

I got this question in unit test.

Asked question is from Ecological Pyramids topic in division Ecosystem of Biology – Class 12

Answer 1

The correct choice is (c) Energy content

To explain: Though the pyramid of energy is always upright, the energy content decreases at successive trophic levels from producers to consumers. At each level, some amount of energy is lost into the surroundings in the form of heat.