Where do corals form large colonies?
Mars new World Sediment shoreline environment Absorb light loose soil polyps
A B C D E F G H
Water is shallow at the shore with gradual deepening.
Corals form large colonies at the shoreline.
Where do corals form large colonies? (A) Mars (B) new World (C) Sediment (D) shoreline (E) environment (F) Absorb light (G) loose soil (H) polyps