Atmosphere MCQs

Question 1

Which of the following layers of the Earth's atmosphere provide ideal flying conditions for Jet aircraft?

Accepted Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Answer

Troposphere

Question 2

Doldrums are ________

Accepted Answer

Equatorial zone with low pressure

Answer

High latitudes with heavy snow

Answer

High pressure areas on mountains

Answer

Sub-polar zone with high pressure

Question 3

Which of the following places are favourably influenced by the Trade winds? I. West Indies II. Brazil III. Mexico IV. Madagascar

Accepted Answer

I, II, III and IV

Answer

I and II

Answer

III and IV

Answer

II and IV

Question 4

In the northern hemisphere, the wind blowing from the Horse latitudes to the Doldrums is called ________

Accepted Answer

Trade wind

Answer

Westerly wind

Answer

Polar Easterly

Answer

Jet Stream

Question 5

The dense mass of small water drops on smoke particles in the lower layers of the atmosphere is ________

Accepted Answer

Smog

Answer

Frost

Answer

Fog

Answer

Dew

Question 6

The chemically inactive gas present in the atmosphere is ________

Accepted Answer

Argon

Answer

Nitrogen

Answer

Water vapour

Answer

Oxygen

Question 7

In which layer, temperature increases dramatically?

Accepted Answer

Ionosphere

Answer

Exosphere

Answer

Stratosphere

Answer

Troposphere

Question 8

What is the major role of a greenhouse gas that contributes to temperature rise of the Earth's surface?

Accepted Answer

Lets incoming sunlight pass through but stops outgoing infrared radiation

Answer

Transparent to both incoming sunlight and outgoing infrared radiation

Answer

Stops both incoming sunlight and outgoing infrared radiation

Answer

Lets outgoing infrared radiation pass through but stops incoming sunlight

Question 9

Temperature generally decreases towards the poles because ________

Accepted Answer

Progressively lesser solar energy per unit area falls on the earth's surface as we move to polar regions

Answer

Air movement is generally towards the. equator

Answer

Cold polar air masses prevent surface heating of the land

Answer

Cold surfaces do not absorb solar energy as readily as warm surfaces