RRB Group D 2018-3-10-2018-2 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-3-10-2018-2 RRB Questions

11.
Tooth decay starts when the pH of the mouth is ______.
A.
more than 5.5
B.
less than 5.5
C.
less than 4.5
D.
more than 4.5
ANSWER :
B. less than 5.5
12.
ISRO’s first sun mission, which is going to take off in 2019, is named as:
A.
Surya L1
B.
Ravi L1
C.
Suraj L1
D.
Aditya L1
ANSWER :
D. Aditya L1
13.
The ratio of the average ages of three people and the other two in a group of five people is 9 : 7. If the difference of the averages is 12, then find out the average age of all 5 people?
A.
64.8
B.
46.8
C.
49.2
D.
48.4
ANSWER :
C. 49.2
14.
Choose the suitable Venn diagram for following words:
"BUS ,ENGINE, PISTON"
A.
B.
C.
D.
ANSWER :
D. undefined
15.
In the Modern Periodic Table, which period contains 32 elements?
A.
Period 6
B.
Period 3
C.
Period 4
D.
Period 5
ANSWER :
A. Period 6
16.
How many 8 are there in the above sequence that are completely divisible by the number on their left but not divisible by the number on their right? Sequence:
6 6 8 5 3 7 2 5 8 7 8 1 5 5 3
A.
2
B.
3
C.
0
D.
1
ANSWER :
A. 2
17.
Which of the following objects would possess potential energy?
A.
Raised Hammer
B.
Blowing wind
C.
A rolling stone
D.
Moving bullet
ANSWER :
A. Raised Hammer
18.
Which of the following regions is the original habitat of the ‘Toda Tribe’?
A.
Kumaun Hills
B.
Nilgiri Hills
C.
Khasi Hills
D.
Gharwal Hills
ANSWER :
B. Nilgiri Hills
19.
You are given a question and three statements. Identify which of the statements is/are necessary/sufficient to answer the question:
Question:
In which year was Aarti born?
Statements:
I. Aarti is six years older than Pranavi.
II. Pranavi’s sister was born in 1982.
III. Aarti’s sister is two years younger than Pranavi’s sister, who is eight years younger than Pranavi.
A.
Only II and III are sufficient
B.
Only I and III are sufficient
C.
All I, II and III are necessary
D.
Only I is suffcient
ANSWER :
C. All I, II and III are necessary
20.
Which of the following cities is situated on river bank of Sabarmati?
A.
Surat
B.
Bhavnagar
C.
Vadodara
D.
Ahmedabad
ANSWER :
D. Ahmedabad