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10th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    Which one of the following is the main reason that solar energy is not a main source of generating electrical power?

    A) It pollutes the environment

    B) It is a non-renewable source

    C) It is very expensive

    D) It is not available in plenty

    E) None of these

    Correct Answer: C

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