69th BPSC Prelims (2023), question 90

🌍 Geography

90. Assertion (A): Rich placer deposits of gold are found on the Ghana coast and gold-bearing veins in Brazil. Reason (R): These continents were once joined along the Atlantic coast. Select the correct answer.

    1. Both A and R are true and R is the correct explanation of A
    2. Both A and R are true but R is not the correct explanation of A
    3. A is false but R is true
    4. A is true but R is false
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    Answer: A — Both A and R are true and R is the correct explanation of A

    This is a classic continental-drift evidence: matching gold deposits across Ghana and Brazil, explained by their former Gondwana-era contact along the Atlantic margin.