1.

Define trophic level. Show schematically the different tropic levels in a food chain.

Answer»

The amount of energy available at each step in food chain is called Trophic level.

The different trophic levels in a food chain are represented below

Grass → insect → frog → snake → hawk

Primary producer Primary consumer secondary consumer tertiary consumer Top consumer trophic level

T1 T2 T3 T4 T5



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