The technique used by bats for navigation and location of food is:
A
Echocardiography
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B
Reflection of light
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C
Ultrasonography
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D
Echolocation
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Solution
The correct option is D Echolocation Echolocation refers to the location of sounds with the help of echoes. Bats use this in the nights to locate objects and fly around. They emit ultrasonic sounds and get an idea of the surroundings by the analysis of echoes reflected back to them.