# Ministry of Defence (MoD) Past Papers Test MCQs

Ministry of Defence (MoD) Test → Ministry of Defence (MoD) Past Papers Test MCQs Solved Questions with Answers.

# Ministry of Defence (MoD) Past Papers MCQs

Q. The unit to measure ozone layer concentration is
(A) Dobson
(B) Barn
(C) Brass
(D) Metric ounce

The answer is: (A) Dobson ☑

Q. The “Ozone Layer” lies within the
(A) thermosphere
(B) troposphere
(C) mesosphere
(D) stratosphere

The answer is: (D) stratosphere ☑

Q. The coldest region of the Earth atmosphere is
(A) tropopause
(B) mesopause
(C) stratopause
(D) thermopause

The answer is: (B) mesopause ☑

Q. An ocean current is basically a movement of
(A) sea water
(B) sea minerals
(C) hydrocarbons
(D) earth’s attractive forces

The answer is: (A) sea water ☑

Q. The Humboldt Current flows in the sea water of
(A) Africa
(B) Europe
(C) North America
(D) South America

The answer is: (D) South America ☑

Q. What is the average of the numbers: 2, 5, 0, 10, 10, 12, 8 and 9?
(A) 6
(B) 7
(C) 8
(D) 9

The answer is: (B) 7 ☑
Solution

Q. A person preparing for running competitions ran 9 km in 1 hour and 20 minutes, and then 12 km in 1 hour and 40 minutes. What is the average speed in km/hr?
(A) 4 km/hr
(B) 5 km/hr
(C) 6 km/hr
(D) 7 km/hr

The answer is: (D) 7 km/hr ☑
Solution
Total Distance = 9km + 12km = 21 km. And, Total Time = 1 hour 20 + 1 hour 40 = 3 hours. Hence, Average Speed is