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9th Chapter

7th Science English Medium Chapter 9 Test

Here you can prepare 7th Science English Medium Chapter 9 Test. Click the button for 7th Science English Medium Chapter 9 100% free full practice test.

7th Class Science Chapter 9 MCQ Test With Answer for Science chapter 9

7th Class Science Chapter 9 MCQ Test With Answer for Science chapter 9

Sr. # Questions Answers Choice
1 In order to have total internal reflection the ray of light should travel from.
  • A. Rare to denser medium
  • B. Rare to rare medium
  • C. Denser to Denser medium
  • D. Denser to Rare medium
2 When light passes from air to water, the angle of incidence is.
  • A. Smaller than the angle of refraction
  • B. Equal to the angle of refraction
  • C. Greater than the angle of refraction
  • D. Not equal to the angle of refraction
3 We see a mirage due to the.
  • A. Reflection of light
  • B. Refraction and total internal reflection of light
  • C. Dispersion of light
  • D. Refraction of light
4 Light travels the fastest through.
  • A. Vacuum
  • B. Air
  • C. Water
  • D. Milk
5 The angle of incidence for which angle of refraction becomes 90<sup>o</sup> is called.
  • A. Angle of refraction
  • B. Oblique angle
  • C. Critical angles
  • D. Angle of incidence
6 When a ray of light enters from a rare medium to a dense medium ,it bends.
  • A. Away from the normal
  • B. Towards the normal
  • C. along the normal
  • D. In any direction
7 The splitting of white light into its constituent colours in known as.
  • A. Dispersion
  • B. Reflection
  • C. Refraction
  • D. Total internal Reflection
8 When light passes from transparent medium to another , it change its.
  • A. Speed
  • B. Speed and directions
  • C. Direction
  • D. Speed of direction
9 Which of the following objects does not refract light?
  • A. Microscope
  • B. Hand lens
  • C. Camera
  • D. Mirror
10 When a ray of light enters from a denser medium to a rare medium, it bends.
  • A. Always from the normal
  • B. Along the normal
  • C. Toward the normal
  • D. In any direction

Top Scorers of Science 7th Class English Medium Chapter 9 Online Test

S

Samiya

Lahore17 - Feb - 2023

20/20
44 Sec
I

Izza Malik

Lahore24 - Feb - 2023

20/20
45 Sec
S

Samiya

Lahore17 - Feb - 2023

20/20
01 Mins 12 Sec
A

Abdul Qudoos

Lahore22 - Feb - 2023

18/20
01 Mins 14 Sec
I

Izza Malik

Lahore24 - Feb - 2023

18/20
01 Mins 20 Sec
U

Umar Mushtaq

Lahore31 - Jan - 2023

18/20
03 Mins 34 Sec
S

Samra Latif 21

Lahore10 - Feb - 2023

16/20
28 Sec
S

Samiya

Lahore17 - Feb - 2023

16/20
01 Mins 30 Sec
M

Moid Malik

Lahore07 - Feb - 2023

16/20
01 Mins 53 Sec
M

Mohsin Kamboh

Lahore18 - Feb - 2023

16/20
02 Mins 01 Sec
H

Huzaifa Habib

Lahore04 - Jan - 2023

14/20
01 Mins 14 Sec
H

Hina Shahid

Lahore16 - Feb - 2023

14/20
01 Mins 25 Sec
A

Ali Waince

Lahore18 - Mar - 2023

14/20
01 Mins 53 Sec
M

Mirani Bhai

Lahore24 - Feb - 2023

14/20
02 Mins 44 Sec
M

Malik Ahmad

Lahore08 - Feb - 2023

12/20
01 Mins 29 Sec

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