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Question: 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 ?

1)1 only
2)1 and 2 only
3)1, 2 and 3

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Exam Exam: CSAT IAS 2013

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