2nd Year Chemistry Online MCQ Test for 2nd Year Chemistry Chapter 16 Environment Chemistry Preparation

MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 16 Online Test"

Try The MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 16 Online Test"

  • Total Questions17

  • Time Allowed20

Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects

Question # 2

The region of earth capable of supposing life is called.

Question # 3

Whcih water will be considered as polluted water.

Question # 4

Fungicides are teh pesticides which

Question # 5

The main pollutant of leather tanneries in the waste water is due to

Question # 6

Fungicides are the pesticides which

Question # 7

Which is a secondary pollutant

Question # 8

The residence time of NO is

Question # 9

In water the concentration of dissolved O2should be

Question # 10

The thickness of ozone layer is.

Question # 11

The pH range of the acid rain is.

Question # 12

The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water

Question # 13

The pH of unpolluted rain water should be

Question # 14

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 15

Which one of the followings is not a pollutant.

Question # 16

The yellowish colour in photochemical smog is due to the presence of.

Question # 17

The pH range of the acid rain is

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16th Chapter

FSC Part 2 Chemistry Chapter 16 Online Test MCQ's

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FSc Part II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
2 How much fresh water is used for domestic purpose
A. 8%
B. 23%
C. 69%
D. 100%
3 Water will be considered polluted if it has dissolved oxygen.
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm
4 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
5 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5
6 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
7 The main pollutant of leather tanneries in the waste water is due the salt of.
A. Lead
B. Chromium (VI)
C. Copper
D. Chromium (III)
8 Disinfection of water by chlorine is done by the production of.
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2
9 Which one of the followings is not a pollutant.
A. CO2
B. NO2
C. CO
D. SO2
10 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs

Test Questions

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