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State PCS PYQPrelims 2019

UPPCS · Question 7

Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R). Assertion (A): The highest concentration of Seismic zones lies in Himalayan region in India. Reason (R): There are many longitudinal thrust zones in Himalayas.

  1. Both (A) and (R) are true and (R) is the correct explanation of (A)
  2. Both (A) and (R) are true, but (R) is not the correct explanation of (A)
  3. (A) is true, but (R) is false
  4. (A) is false, but (R) is true
Show answer & explanation

Answer: (A) Both (A) and (R) are true and (R) is the correct explanation of (A)

Explanation

Both true and R explains A: the Himalaya has many longitudinal thrust faults (MCT, MBT, HFT) from the ongoing India–Eurasia collision, making it India's most seismically active zone (Zones IV–V).