It means an organism respire without it
so that organism know as anaerobic
for example : bacteria eats human and animal dead bodies under the earth there O² is deficient so bacteria respire with oxygen O²
Answer:
C. factories
Explanation:
Factories release several gases and waste thata re toxic to the environment and considered pollutants.
I don't know, I ask the same thing, maybe bc it grows to long.
Answer:
Forgetting and Problem solving
Explanation:
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