Top 150+ Solved Atmosphere MCQ Questions Answer
Q. Local thunderstorms ‘Nor westers’ are prominent in :
a. Punjab
b. West Bengal
c. Andhra Pradesh
d. Tamil Nadu
Q. When the relative humidity is 50 percent and air temperature is 30°C, a cooling of air mass: [NDA 1990]
a. raises the absolute humidity
b. produces no change in relative humidity
c. decreases the relative humidity
d. increases the relative humidity
Q. Which of the following statements about convectional rainfall are true? 1. The areas of the world, having an equatorial type of climate, receive this kind of rainfall. 2. It is usually torrential and accompanied by thunder and lightning. 3. It is also known as 4 o'clock rain.
a. 1 and 2
b. 2 and 3
c. 1 and 3
d. 1, 2 and 3
Q. The dense mass of small water drops on smoke particles in the lower layers of theatmosphere is :
a. smog
b. frost
c. fog
d. dew
Q. Which one of the following islands receives convectional rainfall ?
a. Cyprus
b. Sumatra
c. Cuba
d. Greenland
Q. Consider the following statements: 1. Tropical cyclones have circular isobars. 2. Tropical cyclones originate· entirely within tropical air mass. 3. The intensity and magnitude of hurricanes generally exceed those of typhoons. 4. Tropical cyclones are more destructive than the western disturbances. Select the correct answer by using the following codes: [CDS 2001]
a. 1, 2 and 4
b. 1 only
c. 2 and 3
d. 3 and 4
Q. Consider the following statements regarding the atmosphere of the earth: 1. It is enveloping the earth because of gravity. 2. Its density decreases with increasing height from the surface of the earth. 3. Its characteristic composition is same throughout its height. 4. Amount of pressure it exerts on earth's surface at sea level is called one atm sphere. Which of these statements are correct? [CDS 2001]
a. 1 and 4
b. 2 and 4
c. 2, 3 and 4
d. 1, 2 and 4
Q. The most important factor in thunderstorms development is: [IAS 2003]
a. atmospheric stability
b. atmospheric instability
c. abundance of moisture
d. temperature inversion
Q. Which of the following statements is not true? [UP PCS 2002]
a. Presence of water vapour is highly variable in the lower atmosphere.
b. The zone of maximum temperature is located along the equator.
c. Frigid zones are located in both the hemispheres between the polar circles and the poles.
d. Jet streams are high altitude winds affecting the surface weather conditions.
Q. Which are of the following is wrongly characterised?
a. Chinook- Canada - winter - warm
b. Khamsin – Egypt – spring - hot
c. Sirocco – Sahara – spring - hot
d. Mistral - Rhone Valley - summer – cold
Q. Which of the following is wrongly matched?
a. Rainfall caused by mountain standing in the way of moisture - laden winds - relief rainfall
b. Rain caused by vertical circulation of air currents - orographic rainfall
c. Rain caused by a warm moist air mass moving upward over cold air mass - cyclonic rainfall
d. An area sheltered from rain bearing winds by a hill - rain shadow area
Q. Some large lakes in temperate latitudes have a moderating influence upon the climateof adjacent land surfaces. Such an influence may develop when :
a. the water is shallow
b. the lake is high above sea level
c. prevailing out-blowing winds cross the lake in winter
d. the lake is a basin of inland drainage
Q. The absence of which among the following causes the temperature of the atmosphereto decrease with ascent along with decreasing density of air? 1. Vegetation 2. Water 3. Carbon dioxide 4. Oxygen 5. Nitrogen
a. I and II
b. III and IV
c. II and III
d. II and V