More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Science 7th Class English Medium Chapter 9 Online Test MCQs With Answers
Question # 1
Speed of sound in water is
Choose an answer
1000 ms-1
1500 ms-1
900 ms-1
2000 ms-1
Previous
Skip
Next
Question # 2
Which of the followig features of a wave is the number of waves that pass by each second.
Choose an answer
Loudness
Amplitude
Frequncy
Wave speed
Previous
Skip
Next
Question # 3
Sound waves are not.
Choose an answer
Compressional waves
Transverse waves
Mechnical waves
Low frequency waves
Previous
Skip
Next
Question # 4
Wave are of .............. types.
Choose an answer
Two
Three
Four
Five
Previous
Skip
Next
Question # 5
Which of the following animals can respond to highest frquency.
Choose an answer
Bat
Cat
Frog
Dolphin
Previous
Skip
Next
Question # 6
Which of the following animals can respond to lowest frequency.
Choose an answer
Cat
Cow
Dog
Dolphin
Previous
Skip
Next
Question # 7
The lowest pointof a wave is................
Choose an answer
Crest
Amplitude
Peak
Trough
Previous
Skip
Next
Question # 8
Which of the following features of a wave is the number of waves that pass by each second.
Choose an answer
Loudness
Amplitude
Frequency
Wave speed
Previous
Skip
Next
Question # 9
Sound cannot pass through.
Choose an answer
Solid
Liquid
Vacuum
Gasses
Previous
Skip
Next
Question # 10
The speed of sound in air is.
Choose an answer
100 m/s
300 m/s
100 m/s
330 m/s
Previous
Skip
Next
Back