SUPER

Science

12th

grade

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Ecosystem

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20 questions

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  • 1. Multiple Choice
    20 seconds
    1 pt

    In any food chain, the first trophic level is occupied by

    Herbivores

    Carnivores

    Producers

    Secondary consumers

  • 2. Multiple Choice
    20 seconds
    1 pt
    Image

    Range of PAR wavelength is

    200 - 400 nm

    400 nm - 600 nm

    600 nm - 800 nm

    400 nm - 700 nm

  • 3. Multiple Choice
    20 seconds
    1 pt
    Image

    It predicts

    Mineralisation

    Senescence

    Leaching

    10% law

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