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Question
Q. With reference to coral reefs, consider the following statements:
Which of the above given statements is/are correct?
Q. With reference to coral reefs, consider the following statements:
Which of the above given statements is/are correct?Open in App
Solution
The correct option is C Both 1 and 2
Explanation:
A coral reef is an underwater ecosystem characterized by reef-building corals.
Statement 1 is correct: Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups.
Statement 2 is correct: The largest coral reef is the Great Barrier Reef, which spans 1,600 miles (2,600 km) off the east coast of Australia.
Explanation:
A coral reef is an underwater ecosystem characterized by reef-building corals.
Statement 1 is correct: Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups.
Statement 2 is correct: The largest coral reef is the Great Barrier Reef, which spans 1,600 miles (2,600 km) off the east coast of Australia.
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