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"

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Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

On earth polar ice caps and glacier contains H2O

Question # 2

The normal amount of overhead ozone is.

Question # 3

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

Question # 4

Which one of the following is secondary pollutant of atmosphere.

Question # 5

Fungicides are the pesticides which

Question # 6

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

Question # 7

Water is disinfected by a substance to avoid toxification

Question # 8

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

Question # 9

How much fresh water is used for domestic purpose

Question # 10

The residence time of NO is

Question # 11

Ecosystem is smaller units of.

Question # 12

Ecosystem is a smaller unit of

Question # 13

The smog which have high contents of SO2 in it, is called.

Question # 14

The pH of truly acidic rain is

Question # 15

Which gas is cause of Asthma

Question # 16

Ozone depletion in stratosphere region is mainly due to the reaction of O3 with

Question # 17

Thickness of the atmosphere is

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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 Water will be considered polluted if it has dissolved oxygen.
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm
2 Which one is primary pollutant.
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide
3 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
4 A single chloride free radical can destroy how many ozone molecules
A. 100
B. 100,000
C. 100,00
D. unlimited
5 Which one of the following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
6 The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water
A. KMnO4
B. O3
C. Alums
D. Chloramines
7 Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
8 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
9 A single chloride free radical can destroy how many ozone molecules.
A. 100
B. 100000
C. 10000
D. 10
10 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere

Test Questions