More Questions on Atmosphere
- Q. The total number of layers above Earth are
A)2
B)4
C)5
D)3
Answer: 5
- Q. Which one among the following local winds is not characteristically hot and dry?
A)Khamsin
B)Sirocco
C)Mistral
D)Chinook
Answer: Mistral
- 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. Where is Ozone layer found?
A)Stratosphere
B)Troposphere
C)Ionosphere
D)Exosphere
Answer: Stratosphere
- Q. Which one of the following layers of the atmosphere is responsible for the deflection of radio waves?
A)Mesosphere
B)Troposphere
C)Stratosphere
D)Ionosphere
Answer: Ionosphere
- 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. 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: Calm, clear and cool winter night
- Q. Beaufort Scale is used to measure ________
A)Wind direction
B)Air pressure
C)Wind velocity
D)Humidity
Answer: Wind velocity
- Q. Which of the following characterises the Foehn? I. It is warm II. It is humid III. It is common in the valleys of the northern Alps IV. It blows in winter
A)I, III and IV
B)I, II and IV
C)I, II and III
D)I, II, III and IV
Answer: I, III and IV
- Q. In the earth’s atmosphere, the atmospheric pressure ________
A)Remains constant with height
B)Increases with height
C)Decreases with height
D)First increases and then decreases with height
Answer: Decreases with height
- Q. What is a cloudburst?
A)It is caused by rapid condensation of very high clouds
B)It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
C)It refers to 50mm rain over a period of time
D)It refers to a thunderstorm with little rain
Answer: It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
- Q. Which are of the following is wrongly characterised?
A)Sirocco – Sahara – spring - hot
B)Chinook- Canada - winter - warm
C)Khamsin – Egypt – spring - hot
D)Mistral - Rhone Valley - summer – cold
Answer: Mistral - Rhone Valley - summer – cold
- Q. Which one among the following statements relating to a cyclone is not correct?
A)Wind movement towards the low pressure centre of a cyclone is clockwise in the northern hemisphere
B)It is a wind circulation system with a low pressure at the centre
C)It brings about sudden change In weather condition in an area
D)It is known as hurricane in West Indies
Answer: Wind movement towards the low pressure centre of a cyclone is clockwise in the northern hemisphere
- 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. Consider the following statements: 1. Either of the two belts over the oceans at about 30° to 35° N and S Latitudes is known as Horse Latitude. 2. Horse latitudes are low pressure belts. Which of the statements given above is/are correct?
A)Both 1 and 2
B)1 only
C)2 only
D)Neither 1 nor 2
Answer: 1 only
- Q. Which one of the following characteristics is not associated with the tropical cyclones?
A)As the cold front passes, the weather changes very rapidly
B)Before the cyclone arrives the air becomes very still and temperature and humidity are high
C)As the front of the vertex arrives, gusty winds develop and thick clouds appear
D)Calm conditions return when the eye of the cyclone arrives
Answer: Calm conditions return when the eye of the cyclone arrives
- Q. Doldrums are ________
A)High pressure areas on mountains
B)High latitudes with heavy snow
C)Equatorial zone with low pressure
D)Sub-polar zone with high pressure
Answer: Equatorial zone with low pressure
- Q. Temperate lows are ________
A)Polar regions which have very low temperatures
B)Low pressure areas in cyclones
C)Equatorial low pressure belt
D)Sub-polar low pressure belts
Answer: Sub-polar low pressure belts
- Q. Condensation is a process which occurs when
A)Temperature in the air parcel remains static
B)Temperature falls below 0°C
C)Absolute humidity becomes equal to relative humidity
D)Relative humidity becomes 100% and more
Answer: Relative humidity becomes 100% and more
- Q. Cloud burst means ________
A)Presence of scattered flakes of cloud in the sky
B)Abnormally heavy downpour of rain, associated with a thunderstorm
C)Formation of artificial rain
D)Sowing of seeds of a crop in a cloudy weather
Answer: Abnormally heavy downpour of rain, associated with a thunderstorm
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