Question

What is food chain?why is food essential for living organisms.
very short answer
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Answer 1

Answer:

food chain s that like grass is eaten bymicrobes eaten by frog frogs eaten by any animal they were eaten by lion so that is called food chain

Explanation:

I am not sure but I think

Answer 2

Answer:

a food chain is a linear network of link in a food web starting from producer. organisms and ending at Apex predator species ...

food is essential for living organism if food will be not there then living organism will not get energy if they will not get energy then they will not able to do the work if they will not do the work then there life will be full of rubbish and many other thing.

old building not there then living organism can die. if they will die then life will be not exist on earth. so at last I want to tell don't waste the food ...