Q461
When a person enters into a dark room from the strong light area, he is not able to see clearly for some time. Later he gradually begins to see things. This is because
A.
Changes in the size of pupil
B.
Changes in the diameter and focal length of lens
C.
Bleaching and reformation of Rhodopsins
D.
Eyes become familiar with darkness in course of time
AnswerAnswer: Option D
Solution
Answer: Option D
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