1
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Liquid vegetable oils are converted to solid margarine by the use of
A
hydrogen gas
B
chlorine gas
C
carbon dioxide gas
D
oxygen gas
2
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The number of structural isomers of pentane is 
A
5
B
4
C
2
D
3
3
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Vapours of sulphur escaping from a volcano often form a crust on the rocks. The process involved is an example of
A
condensation
B
precipitation
C
deposition
D
evaporation
4
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Dry ice is used on a performing stage to produce mist in air. The process involved is an example of
A
sublimation
B
evaporation
C
condensation
D
precipitation
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