Question

To locate its prey in the darkness the owl or the bat emits:

विकल्प

• infrasonic waves

• ultrasonic waves

• sonic waves

• infrared waves

Answer 1

Ultrasonic waves

Explanation:

Bats use ultrasonic waves and detect the returning echoes to locate objects and prey in darkness. Infrasonic and sonic waves are not the high-frequency waves used for this purpose, and infrared waves are not sound.