Dogs stretch out tongues generally in summer becauseA. evaporation lead cooling.B. of condensation of water vapour.C. of freezing of saliva.D. their body temperatures are high.

Dogs stretch out tongues generally in summer becauseA. evaporation lea

1.	Dogs stretch out tongues generally in summer becauseA. evaporation lead cooling.B. of condensation of water vapour.C. of freezing of saliva.D. their body temperatures are high.
Answer» Correct Answer - A Tongues of does on exposure to atmosphere enable the saliva to undergo evaporation which causes cooling. And hance body temperature decreases.

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Dogs stretch out tongues generally in summer becauseA. evaporation lead cooling.B. of condensation of water vapour.C. of freezing of saliva.D. their body temperatures are high.

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