• INDIAN POLITY FOR CIVIL SERVICES EXAMINATIONS
  • Indian Culture for Prelims Preparation
  • Environment and Ecology
  • Economics
  • Geography
  • Science & Technology
  • Indian History
  • Current Affairs

Climate

  1. Atmosphere
  2. Solar Radiation
  3. Weather
  4. Atmospheric Circulation
  5. Clouds
  6. Climate Change And World Distribution
  • NCERT- Fundamentals of Physical Geography- Class XI- Chapters  8-12
  • Certificate Physical and Human Geography- Goh Cheng Leong-Chapters 13 to 25.

[2011 Prelims]

1)Westerlies in the southern hemisphere are stronger and persistent than in northern hemisphere. Why ?

  1. The Southern hemisphere has less landmass as compared to the northern hemisphere.
  2. Coriolis force is higher in the southern hemisphere as compared to the northern hemisphere.

Which of the statements given above is/are correct ?

(a) 1 only.

(b) 2 only.

(c) Both 1 and 2.

(d) Neither 1 nor 2.

2)A layer in the earth’s atmosphere called ionosphere facilities 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/are correct ?

(a) 1 only.

(b) 2 only.

(c) Both 1 and 2.

(d) Neither 1 nor 2

3)The jet aircraft fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation ?

  1. There are no clouds or water vapour in the lower stratosphere.
  2. There are no vertical winds in the lower stratosphere.

Which of the statements given above is/are correct in this context ?

(a) 1 only.

(b) 2 only.

(c) Both 1 and 2.

(d) Neither 1 nor 2.

[2012 Prelims]

1)The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere because it absorbs

a) the water vapour of the air and retains its heat

b) the UV part of the solar radiation

c) all the solar radiations

d) the infrared part of the solar radiation        

2)Normally the temp. Decreases with the increase in height from the earth’s surface, because

  1. the atmosphere can be heated upwards only from the Earth’s surface
  2. there is more moisture in the upper atmosphere
  3. the air is less dense in the upper atmosphere

Select the correct answer using the codes given below:

a) 1 only

b) 2 and 3 only

c) 1 and 3 only

d) 1, 2,3

[2013 Prelims]

1)The annual range of temperature in the interior of the continents is high as compared to coastal areas. What is / are the reason / reasons?

  1. Thermal difference between land and water
  2. Variation in altitude between continents and oceans
  3. Presence of strong winds in the interior
  4. Heavy rains in the interior as compared to coasts

Select the correct answer using the codes given below.

(a) 1 only

(b) 1 and 2 only

(c) 2 and 3 only

(d) 1, 2, 3 and 4

2)During a thunderstorm, the thunder in the skies is produced by the

  1. meeting of cumulonimbus clouds in the sky
  2. lightning that separates the nimbus clouds
  3. violent upward movement of air and water particles

Select the correct answer using the codes given below.

(a) 1 only

(b) 2 and 3

(C) 1 and 3

(d) None of the above produces the thunder

[2015 Prelims]

1)Consider the following statements :

  1. The winds which blow between 30° N and 60° S latitudes throughout the year are known as westerlies.
  2. The moist air masses that cause winter rains in North-Western region of India are part of westerlies.

Which of the statements given above is/are correct?

(a) 1 only

(b) 2 only

(c) Both 1 and 2

(d) Neither 1 nor 2