Choose whether true or false:-
Fishermen use echoes to locate fishes underwater.

True

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False

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Solution

The correct option is A True
The fishermen use sonar and echoes to locate fishes underwater.
For locating fishes ultrasonic waves are sent into water. If these vibrations strike a fish, they are reflected back to the receivers. The time for hearing the echoes is recorded and then the position of the fish is calculated, hence the given statement is true.

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Choose whether true or false:-Fishermen use echoes to locate fishes underwater.

Choose whether true or false:-
Fishermen use echoes to locate fishes underwater.