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1
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33

Match List I with List II and select the correct answer using the code given below the Lists:

LIST I

(Process)

LIST II

(Separation method)

A.

Separation of acetone and water from their mixture

1.

Chromatography

B.

Separation of water
and kerosene oil
from their mixture

2.

Centrifugation

C.

Separation of cream from milk

3.

Distillation

D.

Separation of pigments from plant extract

4.

Separating Funnel
A
A - 3, B - 2, C - 4, D - 1
B
A - 4, B - 2, C - 1, D - 3
C
A - 3, B - 4, C - 2, D - 1
D
A - 4, B - 1, C - 2, D - 3
2
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following metals can be extracted using carbon as reducing agent?
A
Zinc
B
Silver
C
Gold
D
Aluminum
3
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Which among the following is NOT true with respect to colloidal solution?
A
Particles are uniformly distributed throughout the solution
B
Colloidal solution is homogenous in nature
C
They show Tyndal effect
D
They do not settle down when kept undisturbed
4
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Kerosene and petrol mixture can be best separated by
A
Sublimation
B
Separating funnel
C
Fractional distillation
D
Compressing and cooling
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Questions Asked from Marks 4
NDA General Ability 13 April 2025 (13) NDA General Ability 21 April 2024 (14) NDA General Ability 3 September 2023 (19) NDA General Ability 16 April 2023 (16) NDA General Ability 4 September 2022 (13) NDA General Ability 10 April 2022 (15) NDA General Ability 18 April 2021 (15)
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