UPSC Prelims PYQs – Geomorphology (Geography)

1. Consider the following statements:

1. In a seismograph, P waves are recorded earlier than S waves.
2. In P waves, the individual particles vibrate to and fro in the direction of wave propagation whereas in S waves, the particles vibrate up and down at right angles to the direction of wave propagation.

Which of the statements given above is/are correct?

[UPSC Civil Services Exam – 2023 Prelims]

2. Consider the following statements:

Statement-I:

Rainfall is one of the reasons for weathering of rocks.

Statement II:

Rain water contains carbon dioxide in solution.

Statement-III:

Rain water contains atmospheric oxygen.

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

[UPSC Civil Services Exam – 2024 Prelims]

3. Consider the following:

1. Pyroclastic debris
2. Ash and dust
3. Nitrogen compounds
4. Sulphur compounds

How many of the above are products of volcanic eruptions?

[UPSC Civil Services Exam – 2024 Prelims]

4. Which of the following phenomena might have influenced the evolution of organisms?

1. Continental drift
2. Glacial cycles

Select the correct answer using the codes given below.

[UPSC Civil Services Exam – 2014 Prelims]

5. Which of the following have coral reefs?

1. Andaman and Nicobar Islands
2. Gulf of Kachchh
3. Gulf of Mannar
4. Sunderbans

Select the correct answer using the code given below.

[UPSC Civil Services Exam – 2014 Prelims]