2. Questions Bank
  3. 7th Class
  4. Science
  5. Respiration in Organisms

7th Class Science Respiration in Organisms Question Bank Respiration In Plants And Animals

  • question_answer
    During exhalation size of chest cavity

    A) increases

    B) decreases

    C) remains same

    D) first increases then decreases

    Correct Answer: B

    Solution :

    decreases


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