The air bladders would hold the main stem of the weed erect, Seaweed, being a shallow water plant, would be able to have more of it's leaves struck by the sun.
Plant+water=seaweed
It all depends on what type of seaweed it is. The type of seaweed (ie colour, parts some have and others don't, size) determines where it can live without being harmed. For example, if the seaweed is strong, it can live in very rough, wavy areas. If it is not, it could live on a beach or a rock, close to the water. So basically there are many places seaweed can live; a rock, the beach, floating on the water, deep under the sea. It all depends on its strengths and/or weaknesses it may obtain.
The seaweed get nutrients from the sea water to live.
Yes, Kelp is a seaweed. Seaweed is the common name for most marine algae. Kelp is a type of brown seaweed. See related link
Seaweed grows under water by absorbing the minerals and nutrients from the water. They also get the sunlight that reflects through the water since they are plants.
Yes. If you say, "The water is shallow," then shallow describes the water.
Mostly above water where you can find seaweed is the botton of the ocean.
Seaweed does not breathe, instead it respires by gaseous exchange through water
They live in shallow sea water
The word seaweed can be used in a sentence such as:"The fish swim in a sea with seaweed in it."The seaweed is now jetsam at the high water mark on the beach.I've got seaweed on my hook.
desceibe the importance of seaweed in marine ecosystem