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Question : Assertion:At fovea, the visual acuity is the greatest. Reason:The fovea is a thick area of the retina where both rods and cones are present.

Answer»

If both ASSERTION and REASON are true and reason is the CORRECT explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.

Solution :The fovea is thinned out portain of the retina where only the cones are densely packed. It is the POINT where the visual acuity (resolution) is the greatest.


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