Question

Give scientific reason.....
A) Generally typical food chain have only three or four trophic level

Answer 1

Food chains always start with producers, which are almost always green plants. The other organisms in the food chain are consumers – they all get their energy and biomass by consuming (eating) other organisms. ... This is because a lot of energy is lost at each step. so they have less tropic level due to energy reasons

Answer 2

Ques :- Generally typical food chain have only three or four trophic level
Ans :- Because Energy become in least amount to third or fourth trophic level. So In lack of energy An organism can not survive .

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