1. The largest biomass in food chain is present in

2. Which of se basic processes are constantly occurring in an ecosystem?

3. Maximum photosynsis takes place by

4. Pyramid of energy in a pond ecosystem is always

5. An ecosystem gradually merges with an adjoining one through a transitional zone is called _____________

6. The removal of keystone species will affect

7. Net primary productivity (NPP) in an ecosystem is

8. Give reason. Equilibrium is necessary in various bio-geo-chemical cycles.

9. In upright pyramid of biomass, herbivores occupy position

10. "The pyramid of biomass of terrestrial ecosystem are always upright" said Jyothsna. Do you agree with this statement or not? Give reason.