Q. Which of the following canals connect one ocean to another?

1. Suez Canal
2. Panama Canal
3. Grand Canal
4. White Sea Canal

Select the correct option from the codes given below:
Answer: Only 1, 2 & 4
Notes: Suez Canal connects the Mediterranean Sea and Red Sea (linking Atlantic and Indian Oceans). Panama Canal connects Atlantic and Pacific Oceans. Grand Canal connects Chinese rivers, not oceans. White Sea Canal connects White Sea (Arctic Ocean) with Lake Onega, further linked to the Baltic Sea (Atlantic Ocean). Thus, statements 1, 2, and 4 are correct.