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  3. 7th Class
  4. Science
  5. Transportation in Animals and Plants

7th Class Science Transportation in Animals and Plants Question Bank Transportation in Animals and Plants

  • question_answer
    DIRECITONS: Read the following three statements and choose the correct answer. (i) Gas exchange in the alveoli happens through capilaries. (ii) Oxygenated blood is pumped to all other parts of the body from left ventricle. (iii) Arteries have thicker walls than veins

    A) Statement (i) and (iii) are incorrect but (ii) is correct

    B) Statement (i) and (ii) are incorrect but (iii) is correct

    C) All statements are correct

    D) All statements are incorrect

    Correct Answer: C

    Solution :

    All statements are correct


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