RRB Group D 2022-12-9-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-12-9-2022-1 RRB Questions

1.
Which of the following statements is correct with reference to aerobic respiration?
A.
The release of energy in aerobic respiration is lower than that in anaerobic respiration.
B.
In mitochondria, one molecule of pyruvate breaks down to give three molecules of carbon dioxide.
C.
Only carbon dioxide is released in the process of aerobic respiration.
D.
Aerobic respiration takes place in the absence of oxygen.
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ANSWER :
B. In mitochondria, one molecule of pyruvate breaks down to give three molecules of carbon dioxide.
2.
A Data-Driven Research has been launched by the Department of Biotechnology, Ministry of Science and Technology on 24 March 2022 with the objective to eradicate which disease?
A.
Covid
B.
Tuberculosis
C.
Cancer
D.
AIDS
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ANSWER :
B. Tuberculosis
3.
What will be the product when CO(g) reacts with H₂(g) at 340 atm pressure?
A.
C₂H₅OH
B.
CH₃OH
C.
HCHO
D.
HCOOH
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ANSWER :
B. CH₃OH
4.
After fertilisation in plants, the ovule gets converted into:
A.
zygote
B.
seed
C.
fruit
D.
embryo
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ANSWER :
B. seed
5.
Which of the following is NOT a common route of transmission of HIV from one person to another?
A.
Casual contacts like handshakes or hugs with the infected people
B.
Blood to blood contact with the infected people
C.
Infected mother to foetus during pregnancy
D.
Unprotected sexual contact with the infected person
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ANSWER :
A. Casual contacts like handshakes or hugs with the infected people
6.
A can complete 2/3 of a certain work in 12 days and B can complete 1/4 of the same work in 3 days. Working together, the number of days they will take to finish the work is:
A.
5 (1/5)
B.
8 (1/5)
C.
7 (1/5)
D.
6 (1/5)
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ANSWER :
C. 7 (1/5)
7.
Each of A, B, C, D and E has an exam on a different day of a week, starting from Monday and ending on Friday of the same week.
A has the exam on Thursday. Only one person has the exam between D and E. D has the exam on the day immediately before B.
Who has the exam on Friday?
A.
C
B.
E
C.
D
D.
B
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ANSWER :
A. C
8.
Urdu was declared the second official language of which one of the following states in 2017?
A.
West Bengal
B.
Chhattisgarh
C.
Odisha
D.
Telangana
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ANSWER :
D. Telangana
9.
Six friends M, N, O, P, Q and R are sitting in a row facing north. Only O is seated between P and M. Only R is seated between N and Q. M is not seated at either of the ends and not an immediate neighbour of Q. P is sitting at immediate left of O. Where is N seated?
A.
At one of the extreme ends
B.
2nd from the extreme left end
C.
Immediate right of M
D.
2nd from the extreme right end
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ANSWER :
C. Immediate right of M
10.
A ray of light is incident on a refracting surface AB of a glass prism, kept in air, and emerges out of the other refracting surface AC.
Consider the following statements:
(a) The angle of refraction at surface AB is less than the angle of incidence.
(b) The angle of refraction at the surface AC is less than the angle of incidence.
Which of the above statements is/are correct?
A.
Neither (a) nor (b)
B.
Both (a) and (b)
C.
Only (a)
D.
Only (b)
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ANSWER :
C. Only (a)