Question

The part of eye which detects the intensity of light is known as ______.

Options

• Optical nerves

• Light cells

• Rod cells

• Blood vessel

Answer 1

The part of eye which detects the intensity of light is known as rod cells.

Explanation:

Rod cells are photoreceptors that are highly sensitive to the intensity of light, especially in dim light. Optical nerves transmit impulses, while blood vessels provide nourishment; “light cells” is not the correct term.