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Geological Engineering · Q98

Environmental Geology and Sustainability

Engineering and GATE · Geological Engineering · question 98

Q98

What is the major environmental risk of constructing dams?

A.
Increased fish population
B.
Silt deposition upstream
Answer
C.
Higher groundwater recharge
D.
Earthquake prevention

Answer: Option B

Solution

Answer: Option B
Solution:
Silt deposition upstream reduces reservoir capacity and disrupts natural sediment transport, affecting ecosystems and water management.