CFC are air polluting agents which are produced by
- ADiesel trucks
- ✓Jet planes
- CRice fields
- DIndustries
Answer: B.
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MCQ
219 Q→02Answer the following questions
109 Q→03Answer the following questions.
39 Q→04Answer the following questions in detail.
56 Q→One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Answer: B.
View full solution →Answer: B.
View full solution →Answer: A.
View full solution →Answer: A.
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Answer: C.
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