Atmosphere MCQ Question Answers

Atmosphere Gk (quiz) MCQ question and answers. Suitable for aspirants preparing for SSC-CGL and State Level Examinations of all states and also Bank, SSC, Railway, UPSC conducted NDA/ CDS/ IFS/ IES / CSE etc. examinations.

Q. A devastating Cloud Burst swept over Leh on August 2010. Which one of the following statements with regard to Cloud Burst is not correct?

A.
Cloud Burst occurs only in hilly areas
B.
Cloud Burst is a localized weather phenomenon representing highly concentrated rainfall over a small area in a short duration of time
C.
Cloud Burst occurs due to upward movement of moisture laden air with sufficient rapidity to form cumulonimbus clouds
D.
There is no satisfactory technique till now for predicting Cloud Burst

Answer

Correct Answer : Cloud Burst occurs only in hilly areas

Discuss

Q. A fragment of solid matter which enters the upper atmosphere from outer space almost disintegrating before reaching the earth’s surface is

A.
Meteor
B.
Meteorite
C.
Asteroid
D.
Comet

Answer

Correct Answer : Meteor

Discuss

Q. A layer in the Earth’s atmosphere called Ionosphere facilitates radio communication. Why? 1. The presence of ozone causes the reflection of radio waves to Earth. 2. Radio waves have a very long wavelength. Which of the statements given above is fare correct?

A.
Both 1and 2
B.
1 only
C.
2 only
D.
Neither 1 nor 2

Answer

Correct Answer : Neither 1 nor 2

Discuss

Q. A level of atmosphere which is composed partly of Electrons and Positive Ions is called

A.
Stratosphere
B.
Troposphere
C.
Ionosphere
D.
Mesosphere

Answer

Correct Answer : Ionosphere

Discuss

Q. A sudden fall in the barometric reading indicates ________

A.
Fine weather
B.
Rain
C.
Storm
D.
Extreme cold

Answer

Correct Answer : Storm

Discuss

Q. A temperature inversion is most likely to occur under which of the following conditions?

A.
Calm, cloudy and humid night
B.
Mountain top in late evening
C.
Windy but cloudy night
D.
Calm, clear and cool winter night

Answer

Correct Answer : Calm, clear and cool winter night

Discuss

Q. Agents of fog formation do not include ________

A.
Winter season
B.
High relative humidity
C.
Diurnal temperatures of short ranges
D.
Rapid radiation

Answer

Correct Answer : Diurnal temperatures of short ranges

Discuss

Q. An important gas in the atmosphere that absorbs sun’s ultraviolet rays is

A.
Ozone
B.
Oxygen
C.
Nitrogen
D.
Hydrogen

Answer

Correct Answer : Ozone

Discuss

Q. An upper air wind system with very high velocities in certain parts of the atmosphere is called ________

A.
Jet stream
B.
A cyclone
C.
An anticyclone
D.
A tsunami

Answer

Correct Answer : Jet stream

Discuss

Q. Anticyclones are caused by ________

A.
Winds that blow spirally outwards from the centre
B.
Violent winds
C.
Heavy rainfall
D.
Winds that blow spirally inwards

Answer

Correct Answer : Winds that blow spirally outwards from the centre

Discuss