Which of the following statements is are true about Coral Reefs 1 The basis of coral formation lies ...........

Geography and Environment (PCS) Biodiversity

Which of the following statements is/are true about Coral Reefs?

1. The basis of coral formation lies in the symbiotic relationship between corals and zooxanthelle microscopic bacteria.

2. Majority of corals are found in temperate and sub-polar regions.

3. Coral Reefs act as the barrier against the worst ravages of storms, hurricanes, and typhoons.

Select the correct answer using code given below.

1 only

2 and 3 only

3 only

All of the above

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Explanation:

Zooxanthellae is an algae not bacteria, live symbiotically within the coral polyp tissues nd assist the coral in nutrient production through its photosynthetic activities. Majority of corals are found in tropical and subtropical areas as they require moderately high temperature for growth. Great Australian Reef is the largest coral reef in the world.