Question

b. One can sense colours only in
bright light.​

Answer 1

Step-by-step explanation:

cone cells become active only under bright light and remain inactive under dark. Thus, we are able sense only in bright light

Answer 2

$\large\boxed{\fcolorbox{blue}{yellow} {Answer}}$

1. The retina in the eye is made of many light sensitive cells.

2. The rod - shaped cells respond to the intensity of the light while the cone - shaped cells respond to various colours.

3. The cone - shaped cells do not respond to faint light.

4. They function only in bright light.

Hence, one can sense colours only in bright light.

Hope it helps!

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