Question

Which of the following constitute a food-chain?
(a) Grass, wheat and mango
(b) Grass, goat and human
(c) Goat, cow and elephant
(d) Grass, fish and goat

Answer 1

The answer to this question is option b.

It is because the above order constitutes a food-chain.

It is based on the biological ecosystem.  

The grass is a food of goat.

In this process, the grass is eaten by the goat.  

When it comes to goat,  it is a major food source of human.

In this segment, the goat is eaten by human.

Answer 2

Answer:

option (b) is correct..

Explanation:

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