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CDS 2025
Consider the following statements with reference to Secondary waves (S-Waves) generated during an earthquake: 1. They create troughs and crests in the material through which they pass. 2. The direction of vibrations of S-waves is perpendicular to the wave direction in the vertical plane. Which of the statements given above is/are correct?
Answer: (c) Both 1 and 2
CDS 2025
Identify the Mineral on the basis of the following characteristics relating to it: I. It is usually a greenish crystal. II. It is often found in basaltic rocks. III. Magnesium, iron and silica are its major elements. Select the answer using the code given below:
Answer: (d) Olivine
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