9th Class Science Sound Question Bank Sound

  • question_answer
    How are bats able to fly in the dark?

    A) They produce infrasonic waves,

    B) They can hear ultrasonic sounds.  

    C) They produce infrared waves.

    D) They can hear infrared waves.

    Correct Answer: B

    Solution :

    Bats can fly in pitch darkness because they hear ultrasonic sounds to produce echoes and detect the surroundings.


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