Quiz on Science Set 191

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Note: You can select only one option out of four option of each question.

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Quiz on Science Set 191 :

Question 1 :

The most abundant element in the earth's atmosphere is
A. Nitrogen
B. Krypton
C. Oxygen
D. Argon

Correct Ans: Option A

Question 2 :

Which one of the following does not contain silver?
A. Lunar caustic
B. Horn silver
C. Ruby silver
D. German silver

Correct Ans: Option D

Question 3 :

A real gas can act as an ideal gas in
A. high pressure & high temperature
B. high pressure & low temperature
C. low pressure & high temperature
D. low pressure & low temperature

Correct Ans: Option C

Question 4 :

Which among the given compounds is commonly used as an antiseptic in mouthwashes & toothpastes
A. Borax
B. Sodium chloride
C. Saltpetre
D. Hydrogen peroxide

Correct Ans: Option B

Question 5 :

Which among the given is used as anesthetic -
A. NO
B. N2O
C. NO2
D. NH3

Correct Ans: Option A

Question 6 :

Which of the following layer of the earth's atmosphere reflect back the radio waves to the earth's surface
A. ionosphere
B. mesosphere
C. stratosphere
D. exosphere

Correct Ans: Option A

Question 7 :

The manufacture of iron from iron ore involves the process of
A. fractional distillation
B. reduction
C. electrolysis
D. oxidation

Correct Ans: Option B

Question 8 :

Distances of stars are measured in
A. Cosmic kilometre
B. Stellar mile
C. Light yr
D. Galactic unit

Correct Ans: Option C

Question 9 :

The radiant energy having lowest energy is

A. visible light
B. gamma rays
C. UV rays
D. microwave radiation

Correct Ans: Option D

Question 10 :

Which among the given gases is present under pressure in soft drinks
A. Nitrogen
B. Oxygen
C. Nitrous oxide
D. Carbon dioxide

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [A],     Q.2 [D],     Q.3 [C],     Q.4 [B],     Q.5 [A],     Q.6 [A],     Q.7 [B],     Q.8 [C],     Q.9 [D],     Q.10 [D],    


Total Questions: 10
Your score:
Subject: Science
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