Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2007

  • question_answer If oxygen content is reduced to 1%, the rate of respiration becomes                      

    A)  optimum                           

    B)  minimum

    C)  maximum                          

    D)  None of these

    Correct Answer: B

    Solution :

    Respiration is a process of gaseous exchange whereby oxygen is usually absorbed from the atmosphere and \[C{{O}_{2}}\] is usually evolved, when organic matter is broken down in the cell with consequent release of energy. If oxygen content is reduced to 1% the rate of respiration becomes minimum.

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