Railways General Science & Technology Cells and Tissues / कोशिका और ऊतक Sample Paper Cells Sample Test Paper-26

  • question_answer
    Consider the following statements:
    (i) In living organisms, the mitochondria are the only cell organelle outside the nucleus that contain DNA.
    (ii) Nuclei and mitochondria are surrounded by a double membrane.
    Which of these statements) is/are correct?

    A)  (i) only

    B)  (ii) only

    C)  Both (i) and (ii)

    D)  neither (i) nor (ii)

    Correct Answer: B

    Solution :

    [b] Mitochondria are present in animals as well as in plants that contain DNA but in plants, plastids are also present that have their own DNA and ribosomes.


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