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[Wonder Boy]

31. With reference to food chains in ecosystems, consider the following statements :

1. A food chain illustrates the order in which a chain of organisms feed upon each other.

2. Food chains are found within the populations of a species.

3. A food chain illustrates the numbers of each organism which are eaten by others.

 

Which of the statements given above is / are correct?

 

(a) 1 only

(b) 1 and 2 only

(c) 1, 2 and 3

(d) None

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