Question

simple daigram of
food chain of aquatic animals class 9​

Answer 1

Answer:

A food chain explains which organism eats another organism in the environment. The food chain is a linear sequence of organisms where nutrients and energy is transferred from one organism to the other. This occurs when one organism consumes another organism. It begins with producer organism, follows the chain and ends with decomposer organism. After understanding the food chain, we realise how one organism is dependent upon another species for survival.

Answer 2

Answer:

If one organism is absent, there will be increase in other organism. so imbalance in food chain