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Geological Engineering · Q63

Geological Hazards

Engineering and GATE · Geological Engineering · question 63

Q63

What is the primary cause of subsidence in urban areas?

A.
Heavy rainfall
B.
Mining activities
Answer
C.
Construction debris
D.
Deforestation

Answer: Option B

Solution

Answer: Option B
Solution:
Mining activities like underground excavation cause voids, leading to subsidence of the ground above.Improperly backfilled or abandoned mines are particularly risky.