When we move from dark to light, we fail to see for some time but soon the visibility become normal. It is

Options

A. accommodation
B. adaptation
C. mutation
D. photoperiodism

Answer

B

Explanation

It takes some time for rhodospins to split into scotopsin and retinal (bleaching) and release of transmitter passing nerve impulse via bipolar and ganglion cells to the optic nerves. This is a case of adaptation. It differs from accommodation which is a reflex mechanism by which the focus of the eye change to make the images of distant and near objects sharp on the retina.