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UPSC Ecology And Environment Ecology and Environment Question Bank Ecology And Environment

  • question_answer
    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

    Correct Answer: A

    Solution :

    A food chain illustrates the order in which a chain of organisms feed upon each other. A food chain is the sequence of who eats whom in a biological community to obtain nutrition. Sample:- Grassland Biome GRASS > GRASS HOPPER > RAT > SNAKE > HAWK


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