Question

Assertion: In most ecosystem , all the pyramids, of number, energy and biomass are upright.
Reason: In a food chain producers are more in number and biomass than the herbivores, and herbivores are more in number and biomass and carnivores.
A. If both assertion and reason are true and the reason is a correct explanation of the assertion.
B. If both assertion and reason are true but reason is not a correct explanation of the assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.

Answer 1

Correct Answer - A
In most ecosystems, all the pyramids , of number, energy and biomass are upright , because in a food chain producers are more in number and biomass than the herbivores, and herbivores are more in number and biomass than carnivores.