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NEET Biology Photosynthesis in Higher Plants Question Bank Self Evaluation Test - Photosynthesis in Higher Plants

  • question_answer
    The rate of photosynthesis of a freshwater plant is measured using five spectral colours. Which sequence of colours would give an increasing photosynthetic response?  smallest\[\to \]largest response

    A) Blue   Green Yellow Orange Red

    B) Green Yellow Orange Red     Blue

    C) Red   Orange Yellow Green   Blue

    D) Yellow Green Orange Blue    Red

    Correct Answer: B

    Solution :

    [b] Photosynthesis occurs most efficiently with red or blue light because the chlorophyll pigments can absorb light maximally at these wavelengths and the least at green light.


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