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FSC Part 2 Chemistry
Chapter 16 Test
Start Chapter 16 Test
FSC Part 2 Chemistry Wise Test
(English Medium)
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"
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Total Questions17
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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 normal amount of overhead ozone is.
Question # 3
Ecosystem is a smaller unit of
Question # 4
Which gas is cause of Asthma
Question # 5
Water will be considered polluted if it has dissolved oxygen.
Question # 6
The residence time of NO is
Question # 7
Disinfection of water by chlorine is done by the production of.
Question # 8
Acid rain fist of all was observed by
Question # 9
The thickness of ozone layer is.
Question # 10
Photochemical smog mainly consist of
Question # 11
The main pollutant of leather tanneries in the waste water is due to
Question # 12
The pH of truly acidic rain is
Question # 13
Water is disinfected by a substance to avoid toxification
Question # 14
The yellowish colour in photochemical smog is due to the presence of.
Question # 15
The pH range of the acid rain is.
Question # 16
Fungicides are teh pesticides which
Question # 17
A single chloride free radical can destroy how many ozone molecules
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 | The pH of unpolluted rain water should be |
A. 5.00
B. 5.60
C. 6.50
D. 7.00
|
| 2 | The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water |
A. KMnO4
B. O3
C. Alums
D. Chloramines
|
| 3 | In water the concentration of dissolved O2should be |
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
|
| 4 | Ecosystem is smaller unit of |
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere
|
| 5 | Which one of the followings is not a pollutant. |
A. CO2
B. NO2
C. CO
D. SO2
|
| 6 | How much fresh water is used for domestic purpose |
A. 8%
B. 23%
C. 69%
D. 100%
|
| 7 | Which one is primary pollutant. |
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide
|
| 8 | Ozone depletion in stratosphere region is mainly due to the reaction of O3 with |
A. O2
B. SO2
C. CFCs
D. All of these
|
| 9 | A quality of raw water is improved by |
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
|
| 10 | On earth polar ice caps and glacier contains H2O |
A. 1%
B. 2%
C. 3%
D. 10%
|
Test Questions
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fiza ijaz
10 May 2018i got 17/17 marks in18 seconds
Nabeel
15 Mar 20181st mine position..
Sibgha
06 Mar 2018My 1st time