ashlchoaders ashlchoaders

14-12-2015
Biology

Answered

A substance that enters Earth's cycles and does harm to living things is

Aa pollutant.
Bhydrogen.
Cfreshwater.
Doxygen.

Verified Answer :

peachsnowflake peachsnowflake

14-12-2015

A pollutant because hyrdogen, freshwater and oxygen are all substances in which don't harm the earth's cycles

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Prettigirlcrazi95 Prettigirlcrazi95

21-01-2019

............a pollutant...

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