Science, asked by VarshatheRowdy2, 4 months ago

how are tears are useful to us ?

Answers

Answered by Anonymous

3

Tears prevent dryness by coating the surface of the eye, as well as protecting it from external irritants. There are no blood vessels on the surface of the eye, so oxygen and nutrients are transported to the surface cells by tears. Foreign bodies that enter the eye are washed out by tears.

Hope it helps uh ✌

Answered by devikasanoj65

4

Answer:

the lysozyme present in the tears destroy germ's

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