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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
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Question # 1
Half mass of atmosphere gases is present in.
Question # 2
The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
Question # 3
Ecosystem is smaller unit of
Question # 4
Fungicides are teh pesticides which
Question # 5
Fungicides are the pesticides which
Question # 6
Thickness of atmosphere is about how much kilometer above the surface of warth
Question # 7
Which field produces significant amount of methane in the atmosphere
Question # 8
Thickness of the atmosphere is
Question # 9
Ecosystem is a smaller unit of
Question # 10
Which is a secondary pollutant
Question # 11
In water the concentration of dissolved O2should be
Question # 12
Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
Question # 13
The mean residence time of methane in atmosphere in
Question # 14
Disinfection of water by chlorine is done by the production of.
Question # 15
Water is disinfected by a substance to avoid toxification
Question # 16
Water will be considered polluted if it has dissolved oxygen.
Question # 17
The colloidal particles in raw water can be removed by
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 main pollutant of leather tanneries in the waste water is due to |
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
|
| 2 | In purification of potable water the coagulant used is |
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
|
| 3 | Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects |
A. Eyes
B. Ears
C. Stomach
D. Nose
|
| 4 | The minimum temperature of troposphere is. |
A. -2oC
B. -56oC
C. -100oC
D. 15oC
|
| 5 | Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects |
A. eyes
B. ears
C. stomach
D. nose
|
| 6 | A single chloride free radical can destroy how many ozone molecules. |
A. 100
B. 100000
C. 10000
D. 10
|
| 7 | Water will be considered polluted if it has dissolved oxygen. |
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm
|
| 8 | Disinfection of water by chlorine is done by the production of. |
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2
|
| 9 | Photochemical smog mainly consist of |
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
|
| 10 | A quality of raw water is improved by |
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
|
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