Answer: hope this helps
Explanation:
Aerobic bacteria use oxygen, which is added mechanically, to break down wastewater contaminants, converting it into energy. Bacteria use this energy to grow and reproduce. Anaerobic bacteria obtain oxygen from their food source. As anaerobic bacteria break down sludge, they produce methane gas. This methane gas can be used as an alternative energy source, called biogas, to fuel the wastewater treatment process.
Answer:
c
Explanation:
a non-native species is a species that isn't familiar/native to the place. if it is introduced or moved to a new area, then it is non-native.
False
http://www.h4hinitiative.com/hydration-science/hydration-lab/hydration-pregnancy-and-breastfeeding/c...
Answer:
I guess
Explanation:
is strainer, filter and evoporating dish
Answer:
B
empty part
Explanation:
btw its chemistry question