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4392 Previous Year Questions • 2016–2026 • Prelims, Mains, Essay, Optionals

Topic:[GS-I] Salient features of world’s physical geography.34 PYQs
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Mains - GS-I

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Prelims - Paper 1 (GS)

12 shown
2025PrelimsPaper 1 (GS)Q.25
Which of the following are the evidences of the phenomenon of continental drift? I. The belt of ancient rocks from Brazil coast matches with those from Western Africa. II. The gold deposits of Ghana are derived from the Brazil plateau when the two continents lay side by side. III. The Gondwana system of sediments from India is known to have its counterparts in six different landmasses of the Southern Hemisphere. Select the correct answer using the code given below.
Physical Geography
2025PrelimsPaper 1 (GS)Q.26

Consider the following statements

Statement I
The amount of dust particles in the atmosphere is more in subtropical and temperate areas than in equatorial and polar regions.
Statement II
Subtropical and temperate areas have less dry winds.

Which one of the following is correct in respect of the above statements?

Physical Geography
2025PrelimsPaper 1 (GS)Q.27

Consider the following statements :

Statement I
In January, in the Northern Hemisphere, the isotherms bend equatorward while crossing the landmasses, and poleward while crossing the oceans.
Statement II
In January, the air over the oceans is warmer than that over the landmasses in the Northern Hemisphere.

Which one of the following is correct in respect of the above statements?

Physical Geography
2025PrelimsPaper 1 (GS)Q.28

Consider the following statements :

Statement I
In the context of effect of water on rocks, chalk is known as a very permeable rock whereas clay is known as quite an impermeable or least permeable rock.
Statement II
Chalk is porous and hence can absorb water.
Statement III
Clay is not at all porous.

Which one of the following is correct in respect of the above statements?

Physical Geography
2025PrelimsPaper 1 (GS)Q.29
Consider the following statements : I. Without the atmosphere, temperature would be well below freezing point everywhere on the Earth's surface. II. Heat absorbed and trapped by the atmosphere maintains our planet's average temperature. III. Atmosphere's gases, like carbon dioxide, are particularly good at absorbing and trapping radiation. Which of the statements given above are correct?
Physical Geography
2025PrelimsPaper 1 (GS)Q.76
Consider the following countries : I. United Kingdom II. Denmark III. New Zealand IV. Australia V. Brazil How many of the above countries have more than four time zones?
World Geography
2025PrelimsPaper 1 (GS)Q.77
Consider the following statements : I. Anadyr in Siberia and Nome in Alaska are a few kilometers from each other, but when people are waking up and getting set for breakfast in these cities, it would be different days. II. When it is Monday in Anadyr, it is Tuesday in Nome. Which of the statements given above is/are correct?
World Geography
2024PrelimsPaper 1 (GS)Q.12

With reference to "water vapour", which of the following statements is/are correct?

1
It is a gas, the amount of which decreases with altitude.
2
Its percentage is maximum at the poles.
Physical Geography
2024PrelimsPaper 1 (GS)Q.13

Consider the following description:

1
Annual and daily range of temperatures is low.
2
Precipitation occurs throughout the year.
3
Precipitation varies between 50 cm - 250 cm. What is this type of climate?
Physical Geography
2024PrelimsPaper 1 (GS)Q.14

With reference to "Coriolis force", which of the following statements is/are correct?

1
It increases with increase in wind velocity.
2
It is maximum at the poles and is absent at the equator.
Physical Geography
2024PrelimsPaper 1 (GS)Q.15

On June 21 every year, which of the following latitude(s) experience(s) a sunlight of more than 12 hours?

1
Equator
2
Tropic of Cancer
3
Tropic of Capricorn
4
Arctic Circle
Physical Geography
2022PrelimsPaper 1 (GS)Q.23
Which one of the following lakes of West Africa has become dry and turned into a desert?
World Geography