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    Question

    For common plants transpiration ratio varies between:

    A 1000-2000 Correct Answer Incorrect Answer
    B 2000-3000 Correct Answer Incorrect Answer
    C 2500- 5000 Correct Answer Incorrect Answer
    D 250- 1000 Correct Answer Incorrect Answer
    E 1000- 2500 Correct Answer Incorrect Answer

    Solution

    The transpiration ratio is the ratio of the mass of water transpired to the mass of dry matter produced ; the transpiration ratio of crops tends to fall between 200 and 1000 (i.e., crop plants transpire 200 to 1000 kg of water for every kg of dry matter produced).

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