RRB Group D 2022-29-8-2022-2 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-29-8-2022-2 RRB Questions

31.
Two resistors, A (10 Ω) and B (15 Ω), are connected in parallel. The combination is connected to a 3 V battery. The current through the battery is:
A.
0.3 A
B.
0.12 A
C.
0.25 A
D.
0.50 A
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ANSWER :
D. 0.50 A
32.
Nine people, 1 to 9, are sitting in a straight row, facing the south. 8 is sitting in the middle of the row and his immediate left and right neighbours are 5 and 1, respectively. 9 is sitting at one of the extreme ends and his immediate right neighbour is 2. Only five people are there between 2 and 3. 3 is sitting between 7 and 4. 1 and 7 are immediate neighbours. If 7 and 6 exchange their positions, then who among the following will be the immediate left neighbour of 7?
A.
2
B.
1
C.
3
D.
5
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ANSWER :
A. 2
33.
Monohybrid cross is the combining of two plants with ______ different versions of a trait.
A.
two
B.
six
C.
eight
D.
four
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ANSWER :
A. two
34.
From where do the roots of the plants take in oxygen?
A.
From the water present in the soil
B.
From the air spaces in between the soil particles
C.
Roots do not need oxygen
D.
The oxygen taken by stomata reaches the roots
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ANSWER :
B. From the air spaces in between the soil particles
35.
Consider the below statements and identify the correct answer.
Statement-I: Plaster of Paris has a very remarkable property of setting into hard mass on wetting with water.
Statement-II: Plaster of Paris is used in chemistry laboratories for sealing air gaps in apparatus where air tight arrangement is required.
A.
Statement-I is true, and Statement-II is false.
B.
Statement-II is true, and Statement-I is false.
C.
Both the statements are true.
D.
Both the statements are false.
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ANSWER :
C. Both the statements are true.
36.
______ is the climate at the centre of large landmasses, typified by a large annual range in temperature, with precipitation most likely in the summer.
A.
Extreme Climate
B.
Maritime Climate
C.
Temperate Climate
D.
Continental climate
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ANSWER :
D. Continental climate
37.
How many such pairs of letters are there in the word 'DABSTER' (in both forward and backward directions) which have as many letters between them in the word as there are in the English alphabetical order?
A.
One
B.
Three
C.
More than three
D.
Two
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ANSWER :
C. More than three
38.
Which football player was the highest goal scorer in the 3rd edition of the SAFF U-18 Women's Football Championship held at Jamshedpur in March 2022?
A.
Babina Devi
B.
Lynda Kom
C.
Ritu Devi
D.
Purnima Kumari
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ANSWER :
B. Lynda Kom
39.
Which of the statements about the reaction below is/are correct?
2ZnO(s) + C(s) → 2Zn(s) + CO₂(g)
(i) Zinc is getting reduced
(ii) Carbon is getting oxidised
(iii) Zinc is getting oxidized
(iv) Carbon is getting reduced
A.
only (i)
B.
Both (i) and (ii)
C.
only (ii)
D.
All (i), (iii), (iv)
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ANSWER :
B. Both (i) and (ii)
40.
When solutions of lead (II) nitrate and potassium iodide are mixed together, which of the following observations will be true?
A.
A white precipitate of lead iodide will be formed.
B.
No reaction will occur.
C.
A white precipitate of potassium nitrate will be formed.
D.
A yellow precipitate of lead iodide will be formed.
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ANSWER :
D. A yellow precipitate of lead iodide will be formed.