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Test your knowledge about eyes with these engaging questions.
1
48 random squares
How many eyes do most humans have?
1 —
2
— 7
78% got this right
Most humans have two eyes, which provide binocular vision.
2
48 random squares
Which part of the eye is responsible for controlling the amount of light that enters?
Pupil
Cornea
Lens
Retina
26% got this right
The pupil adjusts its size to control light entry.
3
48 random squares
What is the colored part of the eye called?
Iris
Cornea
Retina
Sclera
53% got this right
The iris is responsible for eye color.
4
48 random squares
Which part of the eye focuses light onto the retina?
Lens
Cornea
Iris
Pupil
52% got this right
The lens changes shape to focus light.
5
48 random squares
What is the transparent front part of the eye called?
Cornea
Iris
Lens
Retina
58% got this right
The cornea helps to focus light onto the retina.
6
48 random squares
Which part of the eye contains photoreceptor cells?
Retina
Cornea
Iris
Lens
68% got this right
The retina converts light into neural signals.
7
48 random squares
What is the white part of the eye called?
Sclera
Cornea
Iris
Retina
79% got this right
The sclera provides structure and protection.
8
48 random squares
Which part of the eye is responsible for sharp central vision?
Macula
Cornea
Iris
Lens
70% got this right
The macula is crucial for tasks like reading.
