Quiz on Science Set 172

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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 172 :

Question 1 :

The best material for the core of a transformer is
A. stainless steel
B. mild steel
C. hard steel
D. soft iron

Correct Ans: Option D

Question 2 :

Metal tea pots have wooden handles as
A. it gives beauty to the pots
B. wood is a bad conductor of heat
C. it prevents electric shock
D. it is hygienic

Correct Ans: Option C

Question 3 :

The best conductor of electricity among the following is:
A. Iron
B. Copper
C. Aluminium
D. Silver

Correct Ans: Option D

Question 4 :

Water is not suitable as a calorimetric substance as it:
A. low latent heat of vapourization
B. has high specific heat
C. is a good conductor
D. has high boiling point

Correct Ans: Option B

Question 5 :

Diamond is an allotrope of
A. Tin
B. Sulpher
C. Carbon
D. Silicon

Correct Ans: Option C

Question 6 :

Carbon footprint can be reduced by
A. Using energy efficient appliances
B. Recycling waste materials
C. Commuting by public transport
D. All of these

Correct Ans: Option D

Question 7 :

A fresh egg sinks in pure water but floats in salty water. This is because
A. Saline water is denser than pure water
B. The viscosity of saline water is higher than that of pure water
C. The surface tension of saline water is lower than that of pure water
D. Saline water is lighter than pure water

Correct Ans: Option A

Question 8 :

A mixture of water & alcohol can be separated by
A. Filtration
B. Decantation
C. Distillation
D. Evaporation

Correct Ans: Option C

Question 9 :

The polymerisation of Which among the given is used in manufacturing of polythene in industry -
A. Styrene
B. Acetylene
C. Methane
D. Ethylene

Correct Ans: Option D

Question 10 :

Distillation at reduced pressure is used for liquids which
A. Decompose before their boiling points
B. Have high volatility
C. Have low boiling points
D. Have high boiling points

Correct Ans: Option A

Quiz Summary


Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Science
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