CHXI14:ENVIRONMENTAL CHEMISTRY
318525
Which is incorrect statement regarding pollution?
1 The presence of anything in the enviroment in excess of the required
2 Anything put into the environment which was not there in its natural state
3 Direct or indirect changes in one or more components of the ecosystem which are not harmful to living organisms
4 International release of any chemical substance into the enviornment with harmful effects Air Pollution
Explanation:
Direct or indirect changes in one or more components of the ecosystem which are harmful to living organisms