The answer is simply prawns.
the niche of the zooplankton is providing filter feedings for other organisms
Manatees inhabit a marine ecosystem.
Denitrifiers
the answer is it can be ecosystem.
Marine organisms are said to live in a dessert because they live in the same kinds of conditions. The conditions are harsh.
Marine is another word for ocean or sea - marine organisms live in the ocean.
They inhabit marine ecosystems.
The relationship between organisms and their environment is called ecology. Depending up on the type of environment various types of ecosystems exist. Such as aquatic ecosystem, desert ecosystem, marine ecosystem etc.
Ecosystem.
population
organisms live in it... O_O
yes but some organisms can harm a ecosystem