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  3. 7th Class
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7th Class Science Sample Paper Science Sample Paper - 6

  • question_answer
    How do forests maintain the balance of \[{{O}_{2}}\] & \[C{{O}_{2}}\]?

    Answer:

    Trees and other plants in a forest consume carbon dioxide during the process of photosynthesis and release \[{{O}_{2}}\] to maintain the balance in amounts of \[C{{O}_{2}}\] and\[{{O}_{2}}\].               


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