You question is not clear, but I think you mean to ask how deep in water is a pressure of 20 Bars. A bar is one atmosphere pressure which is about 10 meters of water depth. Since water is incompressible, the relationship is linear. 20 Bars is 200 meters depth.
The plants which live in water are aquatic plants.
Aquatic is in water, terrestrial is on land. Both can be defined using google.
Most aquatic arthropods have external gills
Neither. Turtles are (aquatic) reptiles and penguins are (aquatic) flightless birds.
Ducks eat Leeches. Leeches eat Aquatic Insects and Slugs. Aquatic Insects and Slugs eat Aquatic pants.
200 meters.
William Peltier has written: 'Methods for measuring the acute toxicity of effluents to aquatic organisms' -- subject(s): Aquatic animals, Effect of water pollution on, Measurement, Pollution, Water
The ocean is not aquatic, it is marine. Aquatic is freshwater. Marine is saltwater.
No. Aquatic plants do not have gills. Aquatic vertebrates, such as fish, have gills.
There was aquatic life in the sea.The Marine Biogist studies starfish and other aquatic life
An aquafarmer is another name for an aquaculturist - a person involved in aquaculture - the cultivation of aquatic produce such as aquatic plants, fish, and other aquatic animals.
Marine is used as an adjective when it is describing something found in or produced by the sea. (Example: marine life, marine plants) Aquatic is of or relating to water. (Example: aquatic sports, aquatic animals, aquatic plants)
the aquatic is wetlands
An aquaculture is the cultivation of aquatic produce such as aquatic plants, fish, and other aquatic animals.
An aquatic bird is basically called an aquatic bird.
The word aquatic means that something is related to water. There are aquatic animals that live in the water and aquatic sports which are activities performed in the water.
Aquatic animals. most of the time they say aquatic wildlife, very few will say aquatic animals