Quiz on Science Set 168

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Quiz on Science Set 168 :

Question 1 : 

Stains of rust on clothes can be removed by:
A. Petrol
B. Oxalic acid
C. H2O2
D. Alcohol

View Answer
Correct Ans: Option B

Question 2 : 

As per the theory of relativity, Which among the given always remains constant
A. Velocity of light
B. Space
C. Length of an object
D. Time

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Correct Ans: Option A

Question 3 : 

The most suitable unit for expressing nuclear radius is:
A. fermi
B. micron
C. angstrom
D. nanometre

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Correct Ans: Option C

Question 4 : 

Quartz is a crystalline form of
A. Glass
B. Alumina
C. Limestone
D. Silica

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Correct Ans: Option D

Question 5 : 

Which among the given is responsible for permanent hardness of water -
A. calcium sulphate
B. calcium bicarbonate
C. sodium chloride
D. magnesium bicarbonate

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Correct Ans: Option A

Question 6 : 

The blue colour of water in the sea is due to
A. absorption of other colours except blue by water molecules
B. reflection of blue sky by sea water
C. scattering of blue light by water molecules
D. reflection of blue light by impurities in sea water

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Correct Ans: Option A

Question 7 : 

Glass is a
A. supercooled gas
B. superheated liquid
C. supercooled liquid
D. superheated solid

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Correct Ans: Option C

Question 8 : 

The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is:
A. Phenyl alanine
B. Amino phenyl alanine
C. Dihydroxy phenyl alanine
D. Hydroxy phenyl alanine

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Correct Ans: Option C

Question 9 : 

Which of the following one of the following minerals is found in pure form
A. Copper
B. Manganese
C. Iron
D. Bauxite

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Correct Ans: Option A

Question 10 : 

The name of unreactive gas is
A. Carbon dioxide
B. Hydrogen
C. Oxygen
D. Nitrogen

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Correct Ans: Option D

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Science
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