RRB JE 2024-17-12-2024-3 RRB Question Paper

RRB JE 2024-17-12-2024-3 RRB Questions

1.
Which scientist(s) established the laws of Inheritance?
A.
Watson and Crick
B.
Charles Darwin
C.
Gregor Johann Mendel
D.
Thomas Hunt Morgan
ANSWER :
C. Gregor Johann Mendel
2.
Find the value of 1.356 + 4.25 × 8 − 3.562 × 6 + 7.5 × 4.
A.
41.625
B.
42.237
C.
43.012
D.
43.984
ANSWER :
D. 43.984
3.
What should come in place of the question mark (?) in the given series?
86 78 64 56 42 34 ?
A.
20
B.
22
C.
26
D.
28
ANSWER :
A. 20
4.
What is the mean of the following distribution?
Marks: 13, 23, 51, 61, 96
No. of Students: 51, 34, 62, 87, 17
A.
46
B.
72
C.
37
D.
34
ANSWER :
A. 46
5.
A tube like structure grows down from the pollen grain to the style and reaches the ovule. This pollen tube is responsible for:
A.
carrying oxygen to the female germ cell in the ovary
B.
carrying nutrition to the female germ cell in the ovary
C.
carrying the male germ cell to the female germ cell in the ovary
D.
carrying carbon dioxide to the female germ cell in the ovary
ANSWER :
C. carrying the male germ cell to the female germ cell in the ovary
6.
A trader lost 10% by selling a shirt for ₹840. He will gain x% by selling it for ₹1540, the value of x is:
A.
75
B.
55
C.
80
D.
65
ANSWER :
D. 65
7.
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. CYU XTP SOK NJF ?
A.
ERT
B.
IEA
C.
IAI
D.
EAI
ANSWER :
B. IEA
8.
When an aqueous solution of potassium iodide reacts with lead nitrate, what type of product is formed?
A.
Sodium nitrate
B.
Lead nitrate
C.
Lead chloride
D.
Lead iodide (precipitate)
ANSWER :
D. Lead iodide (precipitate)
9.
In which of the following cases did the Supreme Court of India enunciate the 'Doctrine of Basic Structure'?
A.
Menka Gandhi case
B.
Golaknath case
C.
Keshvanand Bharti case
D.
AK Gopalan case
ANSWER :
C. Keshvanand Bharti case
10.
Which of the following is NOT a method of pollination?
A.
Self-pollination
B.
Water pollination
C.
Asexual pollination
D.
Wind pollination
ANSWER :
C. Asexual pollination