Similarities:
They contain nematocyst (cells that sting)
some are sessil/free swimming
Some corals have a symbiotic relationship with algae, they need to grow in shallow waters so that light can penetrate for the algae to photosynthesize.
Answer:
WOULD HAVE HELPED IF I HAVE STUDIED THIS TOPIC I AM EXTREMELY SORRY
Explanation:
The answer is to this question is True.
land plants adapt on land because they have roots to grow in the ground and get water. they also receive more sunlight than plants in the water.