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

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Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

Fungicides are the pesticides which

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 6

Fungicides are teh pesticides which

Question # 7

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

Question # 8

Which is a secondary pollutant

Question # 9

Which one is primary pollutant.

Question # 10

Thickness of the atmosphere is

Question # 11

Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects

Question # 12

Ecosystem is smaller unit of

Question # 13

Photochemical smog mainly consist of

Question # 14

Ozone is mostly produced in

Question # 15

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

Question # 16

How much fresh water is used for domestic purpose

Question # 17

Water will be considered polluted if it has dissolved oxygen.

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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 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
2 Which one is primary pollutant.
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide
3 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
4 Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
5 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
6 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
7 Whcih water will be considered as polluted water.
A. High value of COD
B. Low value of COD
C. High value of DO
D. Low value of BOD
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 Ecosystem is smaller units of.
A. Lithosphere
B. Hydrosphere
C. Atmosphere
D. Biosphere
10 Water will be considered polluted if it has dissolved oxygen.
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm

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