MCQ
Bats detect the obstacles in their path by receiving the reflected:
  • A
    Infrasonic waves
  • Ultrasonic waves
  • C
    Micro waves
  • D
    Radio waves

Answer

Correct option: B.
Ultrasonic waves
Bats emit a series of high$-$frequency sounds from their mouths or nostrils that bounce off objects and then return to the ears of bats. These high$-$frequency sounds are called ultrasonic waves. with the help of the reflection of ultrasonic waves, bats detect the obstacles in their path

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