CDS Exam (I)- 2022 - General Knowledge Defence Question Paper

CDS Previous Year Question Papers Question Papers
CDS Exam (I)- 2022 - General Knowledge

CDS Exam (I)- 2022 - General Knowledge Defence Questions

11.
While burning hydrocarbon fuels, if we see a yellow flame with lots of black smoke, it means that the fuel is:
A.
made of saturated hydrocarbons.
B.
made of unsaturated hydrocarbons.
C.
burning completely.
D.
wet.
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ANSWER :
B. made of unsaturated hydrocarbons.
12.
The number of saturated and unsaturated bonds in cyclohexane are:
A.
9 and 0 respectively.
B.
18 and 3 respectively.
C.
18 and 0 respectively.
D.
9 and 3 respectively.
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ANSWER :
C. 18 and 0 respectively.
13.
Which one of the following statements is true when non-metals react with oxygen?
A.
They produce basic oxides.
B.
They produce acidic oxides.
C.
They produce neutral oxides.
D.
They provide hydroxides.
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ANSWER :
B. They produce acidic oxides.
14.
Which one of the following statements is not correct with regard to genetically modified organisms?
A.
In this technique a gene from one organism is isolated and transferred to the cell of another organism.
B.
This technique has applications only in plants.
C.
Genes for insect resistance may spread from crop plants to wild plants.
D.
To produce a transgenic animal the novel genes are inserted at a very early stage of development.
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ANSWER :
B. This technique has applications only in plants.
15.
Suppose, due to an accident, the delicate lining of the mouth and the oesophagus of a person is injured. In this case, which one of the following tissues will be affected?
A.
Smooth muscle
B.
Cuboidal epithelium
C.
Squamous epithelium
D.
Striated muscle
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ANSWER :
C. Squamous epithelium
16.
Which one of the following statements is correct about the cell membrane?
A.
It is made up of cellulose.
B.
It is a permeable structure for all substances.
C.
It is flexible and enables the cell to engulf many materials.
D.
It does not allow diffusion of gases like oxygen and carbon dioxide.
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ANSWER :
C. It is flexible and enables the cell to engulf many materials.
17.
Plants prepare glucose in the process of:
A.
respiration
B.
photosynthesis
C.
degradation
D.
mineral absorption
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ANSWER :
B. photosynthesis
18.
The disease rickets develops in children due to the deficiency of:
A.
Vitamin C
B.
Vitamin D
C.
Vitamin A
D.
Vitamin B
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ANSWER :
B. Vitamin D
19.

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

List I (Blood Vessel) List II (Function)
A. Pulmonary artery 1. Carries blood from lungs to heart
B. Capillaries 2. Carries blood to heart muscle
C. Coronary artery 3. Connection between arteries and veins
D. Pulmonary vein 4. Carries blood from heart to lungs

Code: A B C D

A.

4 3 2 1

B.

4 2 3 1

C.

1 2 3 4

D.

1 3 2 4

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ANSWER :

A. 4 3 2 1

20.
Which one of the following statements is true with regard to a greenhouse?
A.
The shorter wavelength infrared radiations from the Sun can enter into the greenhouse while longer wavelength infrared radiations from the ground and the plants inside the greenhouse cannot pass back out through the glass.
B.
The shorter wavelength infrared radiations from the Sun can enter into the greenhouse and the longer wavelength infrared radiations from the ground and the plants inside the greenhouse can also pass back out through the glass.
C.
The shorter wavelength infrared radiations from the Sun cannot enter into the greenhouse while longer wavelength infrared radiations from the ground and the plants inside the greenhouse can pass back out through the glass.
D.
No infrared radiation can pass through the glass of the greenhouse.
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ANSWER :
A. The shorter wavelength infrared radiations from the Sun can enter into the greenhouse while longer wavelength infrared radiations from the ground and the plants inside the greenhouse cannot pass back out through the glass.
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