1
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following metals does NOT react with cold water to liberate hydrogen gas?
A
Potassium
B
Iron
C
Calcium
D
Sodium
2
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language

Consider the following reaction:

2HgO $ \stackrel{\Delta}{\longrightarrow} $ 2Hg + O2

The respective state of HgO, Hg and O2 in the above reaction is

A
Liquid, solid, gas
B
Solid, solid, gas
C
Liquid, solid, liquid
D
Solid, liquid, gas
3
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The two important features of sexual reproduction in higher organisms that create genetic diversity in offspring are
A
Mitosis and fertilization
B
Meiosis and fertilization
C
Mitosis and binary fission
D
Meiosis and conjugation
4
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Eukaryotic cells are much more complex as compared to prokaryotes. Which one of the following structures is exclusively present in a eukaryotic cell?
A
Cell wall
B
Plasma membrane
C
Nucleic acid
D
Mitochondria
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