Prelims MCQ · Geography
Match List I with List II and select the correct answer using the code given below.
| List I | List II |
|---|---|
| 1. Deep drilling | a. Indicates the distribution of magnetic materials in the crust |
| 2. Volcanic eruption | b. Provides materials collected directly from different crustal depths |
| 3. Meteors | c. Makes magma available for analysis, though its original depth may remain uncertain |
| 4. Magnetic survey | d. Supplies material not taken from the Earth’s interior but similar to Earth-forming material |