Question

On which basis is the idea of productivity of an ecosystem based?

(a) Pyramid of biomass

(b) Pyramid of number

(c) Ecological succession

(d) Pyramid of energy

I had been asked this question during an internship interview.

This intriguing question comes from Ecological Pyramids in portion Ecosystem of Biology – Class 12

Answer 1

Correct choice is (a) Pyramid of biomass

To explain: The idea of productivity of an ecosystem is based on the pyramid of biomass. The total dry weight of the total amount of living matter at each level (from producers to consumers) is represented by the pyramid of biomass.