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Audible Range, Infrasonic and Ultrasounds

Hiss : Hoot :...

Question

Hiss : Hoot : Trumpet

A

They are sounds made by certain creatures

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B

They are joyous cries of children

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C

They are sounds made by war-instruments

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D

The terms are used in connection with under-world activities.

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Solution

The correct option is A They are sounds made by certain creatures
They are sounds made by certain creatures. Snake hisses, owl hoots while Elephant trumpets.

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