Related to corals which of the following statements is/are correct?
(i) Corals live only in the tropical seas.
(ii) Corals live in colonies and they are a collective.
(iii) They are normally found between 10° North and 10° South latitudes only.
1
(i) only correct
2
(i) and (ii) only correct
3
(i), (ii) and (iii) are correct
4
All are wrong