जॉइन Examsbook
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प्र: Bats can fly in the dark because

  • 1
    they have a better vision in the dark
  • 2
    the light startles in them
  • 3
    they produce high pitched sounds called ultrasonics
  • 4
    none of the above
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उत्तर : 3. "they produce high pitched sounds called ultrasonics"
व्याख्या :

Answer: C) they produce high pitched sounds called ultrasonics Explanation:

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