7th Class Science Sample Paper Science Sample Paper - 3

  • question_answer
    Write the differences between respiration and photosynthesis

    Answer:

    Difference between photosynthesis and respiration:
    S. No. Photosynthesis Respiration
    (i) Light energy is converted into chemical energy. Breakdown of food takes place with the release of energy.
    (ii) Oxygen is given out. Carbon dioxide is given out.
    (iii) Carbon dioxide is used is this process. Oxygen is used in the process.
    (iv) Constructive process, sugar is synthesised. Destructive process, sugar is broken down.
    (v) Takes place only in green plants. Takes place in all animals and plants.


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