What is ecology?
the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Explanation:
As an Australian myself I can safely inform you that it is definitely Australia, despite the common misconception that the capital of Australia is Sydney or Melbourne.
Answer:
if u want people to do this u should put more points.
Explanation:
at least 20.
Answer:
Wastewater treatment
Explanation:
The major aim of wastewater treatment is to remove as much of the suspended solids as possible before the remaining water, called effluent, is discharged back to the environment. As solid material decays, it uses up oxygen, which is needed by the plants and animals living in the water.