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 is the phenomenon in which white light is separated into its component colors when it passes through a glass prism?

(A) Dispersion
(B) Reflection
(C) Refraction
(D) Absorption

2. Which color of light experiences the least deviation when passing through a prism?

(A) Red
(B) Blue
(C) Green
(D) Violet

3. The splitting of white light into its colors is due to differences in:

(A) Refractive indices for different colors
(B) Speeds of different colors
(C) Wavelengths of different colors
(D) Frequencies of different colors

4. The sequence of colors produced when white light passes through a prism is:

(A) Violet, Indigo, Blue, Green, Yellow, Orange, Red
(B) Orange, Red, Yellow, Green, Blue, Indigo, Violet
(C) Red, Yellow, Green, Blue, Violet, Orange, Indigo
(D) Violet, Blue, Green, Yellow, Red, Orange, Indigo

5. Which color of light has the shortest wavelength?

(A) Violet
(B) Red
(C) Blue
(D) Green

6. The bending of light when it passes from one medium into another is known as:

(A) Refraction
(B) Reflection
(C) Dispersion
(D) Diffraction

7. The dispersion of light occurs because different colors of light travel at different:

(A) Speeds in the glass prism
(B) Wavelengths in the glass prism
(C) Angles in the glass prism
(D) Directions in the glass prism

8. In the visible spectrum, which color of light has the longest wavelength?

(A) Violet
(B) Red
(C) Blue
(D) Green

9. What is the name of the spectrum of colors produced by a prism when white light is dispersed?

(A) Spectrum of Light
(B) Rainbow Spectrum
(C) Spectral Spectrum
(D) Dispersion Spectrum

10. What phenomenon occurs when a beam of white light passes through a prism and then recombines to form white light?

(A) Dispersion
(B) Reflection
(C) Refraction
(D) Diffraction