Human Eye NDA Questions

NDA Physics

Human Eye MCQ Questions


1.
What part of the eye controls the amount of light entering the eye?
A.
Cornea
B.
Lens
C.
Iris
D.
Retina
😑 View Answer Rough Work Error
ANSWER :
C. Iris
2.
The transparent front part of the eye that covers the iris and pupil is called
A.
Retina
B.
Cornea
C.
Sclera
D.
Lens
😑 View Answer Rough Work Error
ANSWER :
B. Cornea
3.
Which part of the eye is responsible for focusing light onto the retina?
A.
Cornea
B.
Lens
C.
Iris
D.
Optic nerve
😑 View Answer Rough Work Error
ANSWER :
B. Lens
4.
The point where the optic nerve leaves the eye is called the
A.
Blind spot
B.
Fovea
C.
Pupil
D.
Cornea
😑 View Answer Rough Work Error
ANSWER :
A. Blind spot
5.

What is the function of the rods in the retina?

A.

Detecting fine detail

B.

Color vision

C.

Sharp central vision

D.

Peripheral vision and low-light conditions

😑 View Answer Rough Work Error
ANSWER :

D. Peripheral vision and low-light conditions

6.
Which part of the eye has the highest concentration of cones?
A.
Retina
B.
Fovea
C.
Sclera
D.
Optic nerve
😑 View Answer Rough Work Error
ANSWER :
B. Fovea