69th BPSC Prelims (2023), question 24

🌍 Geography

24. The theory that pieces of the Earth's crust are in constant, slow motion driven by mantle movement is called

    1. the theory of continental drift
    2. the theory of Pangaea
    3. the theory of plate tectonics
    4. the theory of plate boundaries
    Show answer

    Answer: C — the theory of plate tectonics

    Plate tectonics theory explains the constant slow motion of crustal plates driven by mantle convection.

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