Punjab 12th Class Chemistry Chapter 16 Environmental Chemistry Mcqs Test Online

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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12th Chemistry Class Test
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Test Name



Ch.16 # Environmental Chemistry

Subject



Chemistry (12th Class)

Test Type



MCQs


Punjab 12th Class Chemistry Chapter 16 Environmental Chemistry Mcqs Test Online

Punjab 12th Class Chemistry Chapter 16 Environmental Chemistry Mcqs Test Online

 

Question 1 of 20

Chemistry

1. Oxidizing smog consists of high concentration of:
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Thickness of ozone is:
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. High valued products produced in low volumes are called:
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. In leather industry:
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects:
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. An example of BOC is:
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. What does BIC stands for:
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. What do you mean by BOC.

1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. Low valued products produced in large quantities are called:
1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. Ozone is destroyed by:
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. When chlorine is passed through water then the disinfection is done due to the production?
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Oxides of sulfur and nitrogen react with oxygen to form:

1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. An example of BIC:
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. The Ecosystem is the smaller unit of:
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. Air is polluted by:

1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Which of following gas is not pollutant?
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. High valued pure chemicals are known as:

1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Fungicides are the pesticides which
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. The branch of chemistry which deals with the transformation of natural raw materials is called:
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. Water is purified:
1.
2.
3.
4.

Question 20 of 20


 

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