General Science MCQ

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General Science MCQ

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the soaps?
A
Salts of silicates
B
Mixture of glycerol and alcohols
C
Sodium or potassium salts of heavier fatty acids
D
Esters of heavy fatty acids
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is/are the important raw material(s) required in cement industry?
A
Gypsum and Clay
B
Clay
C
Limestone and Clay
D
Limestone
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Soda water contains
A
Carbonic acid
B
Sulphuric acid
C
Carbon dioxide
D
Nitrous acid
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When an iron nail gets rusted, iron oxide is formed
A
Without any change in the weight of the nail
B
With decrease in the weight of the nail
C
With increase in the weight of the nail
D
Without any change in colour or weight of the nail
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following was to be discovered first in the chromospheres of the sun?
A
Krypton
B
Xenon
C
Neon
D
Helium
There are 5 questions to complete.