A single population is made of A) multiple organisms of the same species.
B) multiple organisms of different species.
C) multiple communities.
D) multiple biomes.

A) multiple organisms of the same species.

Explanation:

A (multiple organisms of the same species.)

Explanation: hope this helps sorry if i'm wrong

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

protistas excret ethanol used in the manufacture of vinegar