Chapter:

Ecosystem

Given figure represents a pyramid of biomass in an aquatic ecosystem. Identify A and B and select correct answer.
(i) A is crop which supports and B is crop which is supported.
(ii) A is crop which is supported and B is crop which supports.
(iii) A is phytoplanktons and B is zooplanktons.
(iv) A is zooplanktons and B is phytoplanktons.

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