Cones are photoreceptor cells that sensitive to dim light.(true/false)

State whether the following statements are true or false. If false, rewrite the correct form of the statement by changing the first word only: Cones are photoreceptor cells that are sensitive to dim light.

Name the photoreceptor cells of eye.

The photoreceptor cells of retina sensitive to colours are

Rods are sensitive to bright light.

Name the photoreceptor cells present in retina

The rods of the retina are sensitive to bright light.

The region of the vertebrate eye, where the optics nerve passes out of the retina and photoreceptor cells are not present in that region is called

In human eye various type of photoreceptor cells are present like rods and cones. Choose the correct statement responsible for production of white light sensation ?

Leydig cells synthesise androgens. (True/False)

A cubic unit cell has eight edge-centres. (true/false)