21. Ozone depletion is mostly caused by
22. Acid is an example of _____________
23. Centre of Modern nuclear technology in India
24. Which of the following enhances soil fertility?
25. The unit of measurement of intensity of sound is in _________
26. Any unfavorable alteration of the environment may be called as
27. Lead in water can cause
28. The Residential and Commercial wastes mainly consist of:
29. What is an Incinerator?
30. Global warming is caused by
MCQ Multiple Choice Questions and Answers on Pollution
Pollution Question and Answer