2. Sample Papers
  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    Which of the following substances absorb excess neutrons released during the fission reaction in a nuclear reactor?

    A) Moderator

    B) Control rods

    C) Coolant

    D) Steam turbine

    E) None of these

    Correct Answer: B

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