Class 11 Chemistry Environmental Chemistry Environmental Study

Easy

Environmental pollution is the effect of undesirable changes in the properties of our air,land,water,or soil that may harmfully affect...

A
Desirable and harmful to humans
B
Desirable and useful to humans
C
Undesirable and harmful to humans
D
Undesirable and useful to humans

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Environmental Chemistry

Subtopic

Environmental Study

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