Class 10 - Science

Human Eye and Colourful World Online MCQ Test

Olympiad Level MCQs Also Included

Set-1 Set-2 Set-3 Set-4 Set-5 Set-6 Set-7 Set-8 Set-9

1. What part of the eye is responsible for focusing light on the retina?

(A) Cornea
(B) Lens
(C) Pupil
(D) Sclera

2. Which part of the eye controls the amount of light entering the eye?

(A) Cornea
(B) Retina
(C) Pupil
(D) Lens

3. Which part of the eye contains light-sensitive cells that transmit visual information to the brain?

(A) Sclera
(B) Cornea
(C) Retina
(D) Lens

4. What is the transparent front part of the eye called through which light enters?

(A) Retina
(B) Sclera
(C) Cornea
(D) Lens

5. What part of the eye helps to focus light on the retina?

(A) Pupil
(B) Sclera
(C) Lens
(D) Retina

6. Which part of the eye is responsible for changing its shape to focus on objects at different distances?

(A) Cornea
(B) Pupil
(C) Lens
(D) Retina

7. The colored part of the eye that controls the size of the pupil is called?

(A) Retina
(B) Lens
(C) Pupil
(D) Sclera

8. What is the tough, outermost layer of the eye that maintains its shape?

(A) Pupil
(B) Lens
(C) Retina
(D) Sclera

9. The innermost layer of the eye that contains photoreceptor cells is called?

(A) Pupil
(B) Cornea
(C) Sclera
(D) Retina

10. What is the transparent, curved structure that helps to refract light entering the eye?

(A) Sclera
(B) Pupil
(C) Cornea
(D) Lens