Question

Fill in the following blanks with suitable words:; (a) Most of the refraction of light rays entering the eye occurs at the outer surface of the _______; (b) The part of eye sensitive to light is_______; (c) The part of eye which alters the size of the pupil is_______; (d) When light is dim, the pupil becomes_______; (e) The iris controls the amount of_______entering the eye.; (f) The ciliary muscles control the shape of the _______; (g) To bring light from a distant object to a focus on the retina of the eye, the convex eye-lens needs to be made_______; (h) To bring light from a near object to a focus on the retina of the eye, the convex eye-lens needs to be made_______

Answer 1

Answer:

1.

Iris

2.

Retina

3.

short

4.

Iris

5.

pupil

6.

Iris

7.

ciliary muscles

8.

pupil