Which one of the following is the food chain operating in ponds, lakes or sea?

Options

(a) grass → insects → frog → birds
(b) alge(phytoplanktons) → small animals (zooplanktons) → fish → big fish
(c) grass → deer → lion
(d) nono of the above

Correct Answer:

alge(phytoplanktons) → small animals (zooplanktons) → fish → big fish

Explanation:

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