Question
Read the following statements and select the correct answer from the codes given below:
Codes:
- Corals are mainly found in the tropical oceans.
- Corals need clean sediment-free water.
- Corals are mainly found in deeper parts of the ocean.
- Rainwater promotes the growth of corals.
Codes:
Answer: Option C
Answer: (c)
Corals are mainly found in the tropical oceans. Corals need clean sediment-free water. A coral polyp has a sack-like body and an opening encircled by stinging tentacles called cnidae.
The coral polyp uses calcium carbonate from seawater to build itself a hard skeleton and it is this limestone skeleton that protects the soft coral polyp.
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Answer: (c)
Corals are mainly found in the tropical oceans. Corals need clean sediment-free water. A coral polyp has a sack-like body and an opening encircled by stinging tentacles called cnidae.
The coral polyp uses calcium carbonate from seawater to build itself a hard skeleton and it is this limestone skeleton that protects the soft coral polyp.
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