Correct the statement:
Highly productivity zone in aquatic ecosystem is profundal zone.

Pyramid of energy in aquatic ecosystem is :

Read the following statements and select the correct ones. (i) A given species may occupy more than one trophic level in the same ecosystem at the same time. (ii) Productivity of an aquatic ecosystem is less than that of a terrestrial ecosystem. (iii) Producers constitute the first trophic level of a detritus food chain. A) i and ii B) ii and iii C) i and iii D) i, ii and iii

Correct the statement if required Energy enters this ecosystem through consumers.

Give two examples of Aquatic ecosystem

Read the given statements and select the correct option. Statement 1: Net primary productivity is less than the gross primary productivity. Statement 2 : Net primary productivity is equal to the gross primary productivity minus the respiration losses.

Read the statements and select the correct option Statement 1: In an aquatic ecosystem, pyramid of biomass is inverted. Statement 2: Biomass depends upon reproductive potential and longevity of individuals.

How much of the net primary productivity of a terrestrial ecosystem is eaten and digested by herbivores?

Correct the statement. In which zone of biosphere reserve are sustainable utilization are allowed.

Which element is purified by zone refining ?