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Discussion :: Environmental Science

  1. The presence of which is necessary for photosynthesis

    2. A.

     Chloroform
    B.

     Chlorophyll
    C.

     Phosphorus
    D.

     Polymer

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    Answer : Option B

    Explanation :

    For photosynthesis, presence of carbon dioxide, water, chlorophyll and sunlight is required. Only when these elements are present, can photosynthesis occur in plant. Plants use water to help break down carbon dioxide so its components can be combined with those in water to form sugar molecules.

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