1
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following statements regarding oxidation and reduction reactions is NOT correct?
1
If a substance loses hydrogen during reaction, it is reduced
2
If a substance loses oxygen during reaction, it is reduced
3
If a substance gains hydrogen during reaction, it is reduced
4
If a substance gains oxygen during reaction, it is oxidized
2
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Match List I with List II and select the answer using the code given below the Lists:
List I (Physical Quantity) List II (SI Unit)
A. Temperature  1. Kelvin
B. Weight 2. Kilogram
C. Mass  3. Pascal
D. Pressure  4. Newton

code:

1
(a) - (1) , (b) - (2) , (c) - (4) , (d) - (3) 
2
(a) - (3) , (b) - (4) , (c) - (2) , (d) - (1) 
3
(a) - (1) , (b) - (4) , (c) - (2) , (d) - (3) 
4
(a) - (3) , (b) - (2) , (c) - (4) , (d) - (1) 
3
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
For acid rain, the pH of rain water should be less than
1
7·0
2
6·6
3
5·6
4
8·0
4
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language

Which of the following statements with reference to L-Wave or Long Wave generated by an earthquake is/are correct?1.They follow the Earth's circumference
2.They travel at more or less at a constant rate
Select the answer using the code given below:

1
1 only
2
2 only
3
Both 1 and 2
4
Neither 1 nor 2