Quiz on Science Set 143

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Quiz on Science Set 143 :

Question 1 : 

Consider the following natural phenomena 
1. Terrestrial heating 
2. Reflection of light 
3. Refraction of light 
4. Diffraction of light Due to Which of these phenomena is mirage formed?
A. 1 and 3
B. 2, 3 and 4
C. Only 4
D. 1 and 2

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Correct Ans: Option A

Question 2 : 

Which of the following one of the following is not a characteristic feature of alloys. They are
A. Homogeneous systems
B. Mixtures
C. Solutions
D. Compounds

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Correct Ans: Option A

Question 3 : 

The element with highest 1st ionisation energy is
A. sodium
B. helium
C. hydrogen
D. lithium

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Correct Ans: Option B

Question 4 : 

 A process of very slow regulated cooling is known as
A. Sedimentation
B. Quenching
C. Annealing
D. Diffusion

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Correct Ans: Option C

Question 5 : 

The advantage of detergents over soaps is
A. Detergents give lather even with hard water
B. Soaps give lather with only soft water
C. Detergents are soluble in water
D. Detergents could not give much lather

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Correct Ans: Option A

Question 6 : 

In the electroplating of gold, the electrolyte used is
A. Gold chloride
B. Gold sulphate
C. Gold nitrate
D. Potassium aurocyanide

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Correct Ans: Option B

Question 7 : 

Which solids are readily soluble in water?
A. Metallic
B. Covalent
C. Molecular
D. Ionic

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Correct Ans: Option D

Question 8 : 

Bakelite is a copolymer of Phenol &
A. Cinnaldehyde
B. Acetaldehyde
C. Benzaldehyde
D. Formaldehyde

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Correct Ans: Option D

Question 9 : 

What is the most commonly used substance in fluorescent tubes
A. Sodium oxide & argon
B. Sodium vapour & neon
C. Mercury oxide & neon
D. Mercury vapour & argon

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Correct Ans: Option C

Question 10 : 

In severe winter, in cold countries water pipes burst as
A. high atmospheric pressure
B. water expands on freezing
C. combined effect of all the above three
D. contraction of water pipes

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Correct Ans: Option B

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Science
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