SSC Ecology And Environment Sample Paper NCERT Sample Paper-6

  • question_answer
    Ionising radiation includes

    A)  X-rays 

    B)  y-rays

    C)  a-particles        

    D)  all of these

    Correct Answer: D

    Solution :

    [d] Ionising radiation include X-rays, gamma rays, alpha particles and beta particles. They are caused by the decay of radioactive elements. Nuclear explosions and nuclear wastes also release ionising radiations.

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