More Questions on Atmosphere
- Q. Which one of the following is the cloud that is dark-grey or black, found at very low height and brings the real rain?
A)Cirrostratus
B)Altocumulus
C)Cirrus
D)Nimbostratus
Answer: Nimbostratus
- Q. Warm dry winds blowing down the east slopes of Rockies are known as ________
A)Foehn
B)Mistral
C)Nor' westers
D)Chinook
Answer: Chinook
- Q. Choose the incorrect statement ________
A)Absolute humidity is expressed in grams per cubic metre of air
B)Capacity of air to hold moisture decreases with a rise in temperature of the air
C)The air pressure decreases with an increase in temperature
D)With an ascent of every 165 metres, the temperature is reduced by 1°C
Answer: Absolute humidity is expressed in grams per cubic metre of air
- Q. Precipitation takes place when ________
A)Temperature of moisture in air sharply decreases
B)The sky is overcast with clouds
C)Temperature of moisture in air suddenly increases
D)Winds begin to blow in a circular motion
Answer: The sky is overcast with clouds
- 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: Ionosphere
- Q. When the wind is deflected due to the rotation of the Earth, it is called as ________
A)Westerlies
B)Geostropic wind
C)Polar wind
D)Trade winds
Answer: Geostropic wind
- Q. In the northern hemisphere, currents are deflected to their right due to ________
A)Cyclonic storms
B)Centrifugal force
C)Coriolis force
D)None of these
Answer: Coriolis force
- Q. The final boundary between the Earth and the outer space is called
A)Mesopause
B)Magnetosphere
C)Ionosphere
D)Magnetopause
Answer: Magnetopause
- Q. Where is Ozone layer found?
A)Stratosphere
B)Troposphere
C)Ionosphere
D)Exosphere
Answer: Stratosphere
- Q. What is the name of the layer closest to the Earth?
A)Troposphere
B)Ionosphere
C)Stratosphere
D)Exosphere
Answer: Troposphere
- Q. The term used for the zone at low pressure and light and variable winds in the oceanic equatorial regions is ________
A)Horse-latitudes
B)Depression
C)Doldrums
D)Inter-tropical convergence
Answer: Depression
- Q. What causes snowfall?
A)When condensation takes place in form of fog and precipitation occurs as flakes
B)When condensation takes place below 0° C and precipitation occurs in the form of flakes
C)When rain freezes into snow-flakes while passing through the atmosphere
D)When the air temperature is much lower than surface temperature
Answer: When condensation takes place below 0° C and precipitation occurs in the form of flakes
- Q. The phenomenon of ‘trade winds’ takes place due to
A)Radiation
B)Conduction of heat
C)Convection of heat
D)None of the above
Answer: Convection of heat
- Q. Which of the following statements is/are correct? 1. Cyclone is a low pressure system. 2. The wind movement is clockwise in the cyclone of northern hemisphere. Select the correct answer using the code given below ________
A)Both 1 and 2
B)1 only
C)2 only
D)Neither 1 nor 2
Answer: Both 1 and 2
- Q. Local thunderstorms ‘Nor westers’ are prominent in ________
A)Andhra Pradesh
B)Punjab
C)West Bengal
D)Tamil Nadu
Answer: West Bengal
- Q. Doldrums are belts of low atmospheric pressure obtained in the regions adjoining the equator to a distance of ________
A)5° latitude towards north and south
B)5° latitude towards the north only
C)5° latitude towards the south only
D)15° latitude towards north and south
Answer: 5° latitude towards north and south
- Q. The monsoon has well-developed cycle in ________
A)East United States
B)South and South East Asia
C)North Australia
D)Africa
Answer: South and South East Asia
- Q. The plane of contact of the troposphere and stratosphere is known as ________
A)Stratopause
B)Mesosphere
C)Ionosphere
D)Tropopause
Answer: Tropopause
- Q. The inner-most layer of the Earth is known as
A)Aesthenosphere
B)Lithosphere
C)Mesosphere
D)Barysphere
Answer: Barysphere
- Q. The layer of the atmosphere which provides ideal conditions for flying on jet aeroplanes is ________
A)Ionosphere
B)Troposphere
C)Stratosphere
D)Exosphere
Answer: Stratosphere
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