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Class Reptilia

In male frog ...

Question

In male frog and male toad, the number of vocal sacs is

A

One and one respectively

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B

One and zero respectively

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C

Two and zero respectively

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D

Two and one respectively

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Solution

The correct option is B Two and one respectively
Vocal sac is a sound resonating outpocketing throat pouch in the floor of the mouth or buccal cavity of the male frogs and toads. They help In the amplifying their call. The male frog has two vocal sacs whereas male toad has one vocal sac.
So the correct option is 'Two and one respectively'.

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