Chapter 10 of class 10 science as per the NCERT syllabus is The Human Eye and the Colourful World which deals with the Human Eye, Defects of Vision, Refraction of Light by the Eye, Eye Defects and Correction, Dispersion of White Light, Formation of Rainbow, Atmospheric Refraction, Scattering of Light, Refraction of Light Through a Prism, Dispersion of White Light by a Glass Prism, etc.
Here, we have discussed 30 Multiple Choice Questions based on these topics of the chapter. These questions will help you to learn more about the chapter and test your knowledge.
For each question below, there are four options out of which only one option is correct. The correct answer to each question is given at the end for your reference.
MCQ on Class 10 Science Chapter 10
1. The human eye can be compared to which optical device?
A) Microscope
B) Telescope
C) Camera
D) Prism
2. Which part of the human eye controls the amount of light entering the eye?
A) Cornea
B) Iris
C) Pupil
D) Retina
3. What is the function of the lens in the human eye?
A) To focus light rays onto the retina
B) To control the amount of light entering the eye
C) To provide color vision
D) To transmit nerve impulses to the brain
4. Which defect of vision can be corrected by using a convex lens?
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
5. The ability of the eye to adjust its focal length to focus on objects at different distances is called:
A) Dispersion
B) Refraction
C) Accommodation
D) Persistence of vision
6. Which of the following eye defects is caused by the elongation of the eyeball?
A) Myopia
B) Hyperopia
C) Presbyopia
D) Astigmatism
7. What is the normal range of the near point of the human eye?
A) 15-20 cm
B) 25-30 cm
C) 35-40 cm
D) 45-50 cm
8. The phenomenon by which an image persists for a short time on the retina even after the object is removed is called:
A) Persistence of vision
B) Accommodation
C) Dispersion
D) Reflection
9. The splitting of white light into its constituent colors is known as:
A) Reflection
B) Dispersion
C) Refraction
D) Diffraction
10. The colors of the spectrum, from highest to lowest frequency, are:
A) Red, orange, yellow, green, blue, violet
B) Violet, indigo, blue, green, yellow, orange, red
C) Violet, blue, green, yellow, orange, red
D) Red, violet, blue, green, yellow, orange
11. The process of bending of light when it passes from one medium to another is called:
A) Reflection
B) Refraction
C) Diffraction
D) Dispersion
12. Which of the following phenomena is responsible for the formation of a rainbow?
A) Refraction
B) Dispersion
C) Diffraction
D) Polarization
13. The angle of deviation produced by a prism depends on:
A) The refractive index of the prism material
B) The angle of incidence
C) The thickness of the prism
D) All of the above
14. The splitting of white light into its component colors when it passes through a glass prism is due to:
A) Dispersion
B) Reflection
C) Refraction
D) Diffraction
15. Which part of the eye contains the photoreceptor cells responsible for vision?
A) Cornea
B) Pupil
C) Retina
D) Lens
16. The blind spot in the human eye is:
A) The point where the optic nerve exits the eye
B) The center of the retina
C) The point where the lens focuses light
D) The area with the highest density of photoreceptor cells
17. What happens to the size of the pupil when the intensity of light increases?
A) It dilates
B) It contracts
C) It remains the same
D) It disappears
18. The condition in which a person can see distant objects clearly but not nearby objects is called:
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
19. The colored part of the human eye that controls the size of the pupil is called the:
A) Cornea
B) Iris
C) Retina
D) Lens
20. The ability of the eye to focus on objects at different distances is called:
A) Accommodation
B) Dispersion
C) Refraction
D) Reflection
21. Which of the following is a defect of vision caused by irregular curvature of the cornea or lens?
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
22. The range of vision in which objects can be seen most sharply is called the:
A) Near point
B) Far point
C) Focal point
D) Blind spot
23. The condition in which a person gradually loses the ability to focus on nearby objects with age is called:
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
24. The part of the eye that converts light into electrical signals that are sent to the brain is the:
A) Cornea
B) Iris
C) Retina
D) Lens
25. The range of vision within which objects can be seen most sharply without strain is called the:
A) Near point
B) Far point
C) Focal point
D) Blind spot
26. The condition in which a person can see nearby objects clearly but not distant objects is called:
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
27. The transparent outer covering of the eye is called the:
A) Cornea
B) Iris
C) Retina
D) Lens
28. Which of the following eye defects is commonly known as nearsightedness?
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
29. The part of the eye that controls the amount of light entering the eye is the:
A) Cornea
B) Iris
C) Retina
D) Lens
30. The condition in which a person can see distant objects more clearly than nearby objects is called:
A) Myopia
B) Hyperopia
C) Astigmatism
D) Presbyopia
Correct Answers
Here is the list of correct answers to the above questions.
- C) Camera
- B) Iris
- A) To focus light rays onto the retina
- B) Hyperopia
- C) Accommodation
- A) Myopia
- A) 15-20 cm
- A) Persistence of vision
- B) Dispersion
- B) Violet, indigo, blue, green, yellow, orange, red
- B) Refraction
- A) Refraction
- D) All of the above
- A) Dispersion
- C) Retina
- A) The point where the optic nerve exits the eye
- B) It contracts
- B) Hyperopia
- B) Iris
- A) Accommodation
- C) Astigmatism
- B) Far point
- D) Presbyopia
- C) Retina
- A) Near point
- A) Myopia
- A) Cornea
- A) Myopia
- B) Iris
- B) Hyperopia
The Bottom Line
I hope these 30 MCQs on The Human Eye and the Colourful World of Class 10 Science Chapter 10 have helped you in your studies and preparation.
If you have any queries, or comments or find any mistake in the above questions, feel free to contact me in the comment section below.
I would love to hear from you.
Abdur Rohman is an Electrical Engineer from Charaideo, Assam, who wears multiple hats as a part-time teacher, blogger, entrepreneur, and digital marketer. Passionate about education, he founded The Assam School blog to provide free, comprehensive textbook solutions, MCQs (Multiple Choice Questions), and other academic content for students from Class V to XII.