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

FSC Part 2 Chemistry
Chapter 16 Test

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

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Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 2

Disinfection of water by chlorine is done by the production of.

Question # 3

The pH range of the acid rain is

Question # 4

The region of earth capable of supposing life is called.

Question # 5

A quality of raw water is improved by

Question # 6

A single chloride free radical can destroy how many ozone molecules

Question # 7

The news paper can be recycled again and again as many times as

Question # 8

Fungicides are the pesticides which

Question # 9

Acid rain fist of all was observed by

Question # 10

The colloidal particles in raw water can be removed by

Question # 11

A single chloride free radical can destroy how many ozone molecules.

Question # 12

In purification of potable water the coagulant used is

Question # 13

Thickness of atmosphere is about how much kilometer above the surface of warth

Question # 14

The normal amount of overhead ozone is.

Question # 15

Which field produces significant amount of methane in the atmosphere

Question # 16

Which is a secondary pollutant

Question # 17

Fungicides are teh pesticides which

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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 mean residence time of methane in atmosphere in
A. 1-2 years
B. 3-4 years
C. 3-5 years
D. 3-7 years
2 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
3 Disinfection of water by chlorine is done by the production of.
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2
4 Fungicides are the pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plants
D. Kill herbs
5 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
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 The pH of unpolluted rain water should be
A. 5.00
B. 5.60
C. 6.50
D. 7.00
9 Ozone is mostly produced in
A. Tropical region
B. North polar region
C. South polar region
D. Thermosphere zone of atmosphere
10 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2

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