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Exam Details

2023 General Knowledge

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Questions 120
Duration 180 mins
Package Combined Defence Services Examination (I) - Previous Year Papers

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Subject distribution

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Topic distribution

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Subtopic distribution

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Difficulty distribution

Easy 40 33.3%
Medium 40 33.3%
Hard 40 33.3%

Question type distribution

Multiple Choices 120 100%

Syllabus

Full Syllabus

Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2023 · Unclassified
2023 General Knowledge
A sprinter feels cramps and pain in the thigh muscles after a run. This is due to accumulation of
A
lactic acid
B
CO2
C
pyruvic acid
D
ethanol
2
2023 · Unclassified
2023 General Knowledge
A leaf was plucked from a plant on a sunny day and kept for 2 minutes in boiling water. It was subsequently immersed in boiling alcohol and treated with iodine solution. What will be the final colour of the leaf after the test?
A
Colourless
B
Green
C
Blue
D
White
3
2023 · Unclassified
2023 General Knowledge
If the red blood cells (RBCs) of human blood are isolated and are diluted in normal saline (an isotonic solution to blood), what will happen to the RBCs?
A
The RBCs will swell
B
The RBCs will swell and burst
C
The RBCs will shrink
D
No change in the diameters of the RBCs
4
2023 · Unclassified
2023 General Knowledge
Which one of the following statements regarding bile secreted by liver is not correct?
A
Bile contains enzymes for digestion of lipids.
B
Bile facilitates emulsification of fats.
C
Bile neutralizes the acidic pH of the food coming from stomach.
D
Bile makes the pH of the food alkaline and facilitates action of pancreatic enzymes.
5
2023 · Unclassified
2023 General Knowledge
The blood pressure of a normal human being is found to be 120/80 mmHg. These ‘numbers’ represent the blood pressure at
A
ventricular contraction and ventricular relaxation, respectively
B
ventricular relaxation and ventricular contraction, respectively
C
auricular contraction and auricular relaxation, respectively
D
ventricular contraction and auricular contraction, respectively
6
2023 · Unclassified
2023 General Knowledge
A person burned a firecracker in front of a cliff and heard its echo 5 s after it burst. The distance of the cliff from the person, if the speed of the sound is 340 m/s, is close to
A
1700 m
B
170 m
C
85 m
D
850 m