Define trophic level. Draw the food chain with four trophic level… - Vidyadip

Question

Define trophic level. Draw the food chain with four trophic levels.

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Answer

Trophic Levels – The various steps in a food chain at which the transfer of food takes place are called trophic levels. In a food chain, each step representing an organism forms a trophic level.
$\text{Grass}\ \ \ \ \ \rightarrow\ \ \ \ \ \text{Insect}\ \ \ \ \ \rightarrow\ \ \ \ \ \text{Frog}\ \ \ \ \ \rightarrow\ \ \ \ \ \text{Bird}\\^\text{(Producer)}\ \ \ \ \ \ \ \ \ \ \ \ ^\text{(Harbivore)}\ \ \ \ \ \ \ \ \ \ ^\text{(Carnivore)}\ \ \ \ \ \ ^\text{(Large carnivore)}$

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