1.

What are the types of food chains in an ecosystem? (A) Grazing (B) Detritus (C) Both A and B (D) None of these

Answer»

Correct Answer is: (C) Both A and B 

There are two types of food chains, namely grazing food chain and detritus food chain. Grazing food chain starts with producer followed by herbivores followed by primary carnivore and secondary carnivore. 

It ends with decomposers. It is the major conduit of energy for aquatic ecosystem.



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