Challenge Prelims V1.0 – Day 15 – GS Paper (Geography)

1. Consider the following statements regarding Temperature Inversion:

1. A long winter night with clear skies and still air is an ideal condition for temperature inversion.
2. Temperature inversion is a frequent phenomenon in polar areas.

Which of the statements given above is/are correct?

2. Consider the following pairs with respect to Climatic Regions of India according to Koeppen’s Scheme:

Climatic Region: Area

1. Monsoon with dry summer (As): Coromandel Coast of Tamil Nadu
2. Tropical Savannah (Aw): Dandakaranya Plateau
3. Polar Type (E): Himachal Pradesh

How many of the pairs given above is/are not correctly matched?

3. Which of the following statements best describes Geostrophic winds?

4. Consider the following statements regarding the evolution of the Earth’s Atmosphere:

1. The early primordial atmosphere of Earth was dominated by hydrogen and helium.
2. Gases and water vapor were released from the interior solid earth during the cooling of Earth.

Which of the statements given above is/are correct?

5. How many of the following local winds are observed in Warm Temperate Eastern Margin Climate or Natal type of climate?

1. Pampero
2. Harmattan
3. Berg
4. Southerly Buster

Select the correct answer using the code given below.

6. With reference to the characteristics of Troposphere, consider the following statements:

1. Thickness of the troposphere is highest at the equator due to low gravity at the equator.
2. Temperature of tropopause at poles is higher than the equator.

Which of the statements given above is/are not correct?

7. Consider the following statements:

1. There is very low humus content in soils of cold climates.
2. In cold climates, bacterial growth and action are intense leaving very low humus content in the soil.

Which of the statements given above is/are correct?

8. Which of the following statements best describes the geographical term “wind gap”?

9. With reference to local storms of hot weather season, consider the following statements regarding Nor Westers:

1. Locally, they are known as mango showers since they help in the early ripening of mangoes.
2. They are most profound in the states of Kerala and Karnataka.

Which of the statements given above is/are not correct?

10. Consider the following statements regarding Fohn Wind or Chinook Wind:

1. These are dry winds experienced on the windward side of mountains when descending air becomes compressed with increased pressure.
2. They raise temperature which accelerates the growth of crops and fruits.

Which of the statements given above is/are correct?

11. Consider the following statements with reference to incoming solar radiation received by the earth:

1. Net energy received per unit area increases with increase in latitude.
2. The degree of transparency of atmosphere causes variations in insolation.

Which of the statements given above is/are correct?

12. With reference to the structure of the atmosphere, consider the following statements:

1. The column of atmosphere is divided into different layers depending upon the distance above sea level.
2. Density of the air decreases with increasing altitude.
3. Almost all changes in climate and weather take place in troposphere.

How many of the statements given above is/are correct?

13. Consider the following statements with respect to Inter-Tropical Convergence Zone (ITCZ):

1. ITCZ is a low-pressure zone that moves with the apparent movement of the sun.
2. It is formed by the convergence of the Westerlies and Easterlies.
3. In summers, the ITCZ moves southward and in winters, it moves northward.
4. Tropical Cyclones paths over India are mainly determined by the position of ITCZ.

How many of the statements given above is/are correct?

14. Consider the following statements:

1. It is the region of descending air currents or wind divergence with anticyclonic activities.
2. The air is comparatively dry and winds are calm and light.
3. It is frequently referred to as the Horse Latitudes.

Which of the following pressure belts is being described in the above statements?

15. Precipitation in this climatic type is well distributed throughout the year with a summer maximum from convectional rain. The annual temperature range is very high. This climatic type is absent in the southern hemisphere. Lumbering is a major economic activity here.

Which of the following types of climates is being described in the above passage?