The Wadati-Benioff zone can extend to depths of approximately: MCQ with Answer and Explanation

The Wadati-Benioff zone can extend to depths of approximately:
A. 1200 km
B. 700 km
C. 250 km
D. 100 km
Answer: Option B
Solution (By JKSSB Mock Tests)
Deep-focus earthquakes in subduction zones occur along the Wadati-Benioff zone, extending to about 700 km depth.

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Which sedimentary rock is commonly used in the manufacture of cement?
A. Basalt
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Correct Answer: Option D


Explanation:
Limestone is a sedimentary rock rich in calcium carbonate and is a key raw material in cement production.

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Correct Answer: Option A


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