The Human Eye -Multiple Choice Questions Quiz

Interactive MCQs on “The Human Eye”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is the function of the cornea in the human eye?

(a) To control the amount of light entering the eye
(b) To change the shape of the lens for focusing
(c) To convert light into electrical signals
(d) To protect and bend light into the eye

Question 2: Which part of the eye gives it its color and controls the size of the pupil?

(a) Iris
(b) Retina
(c) Lens
(d) Sclera

Question 3: What is the role of the lens in the human eye?

(a) To protect the eye from external debris
(b) To control the amount of light entering the eye
(c) To convert light into electrical signals
(d) To focus light onto the retina

Question 4: Which part of the eye is responsible for converting light into electrical signals sent to the brain?

(a) Iris
(b) Pupil
(c) Cornea
(d) Retina

Question 5: What is the function of the optic nerve in the human eye?

(a) To regulate the size of the pupil
(b) To control the movement of the eye
(c) To transmit visual information from the retina to the brain
(d) To focus light onto the retina

Question 6: What is the blind spot in the human eye?

(a) The area with the highest density of photoreceptor cells
(b) The area where the optic nerve exits the retina, lacking photoreceptor cells
(c) The area responsible for central vision
(d) The area responsible for peripheral vision

Question 7: Which part of the eye is responsible for producing tears to keep the eye lubricated and clean?

(a) Cornea
(b) Pupil
(c) Sclera
(d) Lacrimal gland

Question 8: What is the function of the ciliary muscles in the human eye?

(a) To change the shape of the lens for focusing
(b) To control the size of the pupil
(c) To protect the eye from dust and debris
(d) To transmit visual information to the brain

Question 9: Which part of the eye is responsible for controlling the amount of light entering the eye by adjusting the size of the pupil?

(a) Cornea
(b) Lens
(c) Retina
(d) Iris

Question 10: Which condition occurs when the lens of the eye becomes cloudy, leading to blurred vision?

(a) Myopia (Nearsightedness)
(b) Hyperopia (Farsightedness)
(c) Astigmatism
(d) Cataracts