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

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Question # 1

Which field produces significant amount of methane in the atmosphere

Question # 2

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

Question # 3

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

Question # 4

Water is disinfected by a substance to avoid toxification

Question # 5

Half mass of atmosphere gases is present in.

Question # 6

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

Question # 7

On earth polar ice caps and glacier contains H2O

Question # 8

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

Question # 9

The pH range of the acid rain is

Question # 10

Which one of the followings is not a pollutant.

Question # 11

Whcih water will be considered as polluted water.

Question # 12

Fungicides are teh pesticides which

Question # 13

Acid rain fist of all was observed by

Question # 14

The residence time of NO is

Question # 15

The disease can be eradicated by using pesticides.

Question # 16

The minimum temperature of troposphere is.

Question # 17

The main pollutant of leather tanneries in the waste water is due the salt of.

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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 Ozone is mostly produced in
A. Tropical region
B. North polar region
C. South polar region
D. Thermosphere zone of atmosphere
2 Disinfection of water by chlorine is done by the production of.
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2
3 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
4 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
5 The temperature in the incineration of industrial and hazardous waste process has a range.
A. 900 to 1000 oC
B. 250 to 500oC
C. 950 to 1300oC
D. 500 to 900oC
6 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
7 A single chloride free radical can destroy how many ozone molecules
A. 100
B. 100,000
C. 100,00
D. unlimited
8 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
9 Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects
A. eyes
B. ears
C. stomach
D. nose
10 Fungicides are the pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plants
D. Kill herbs

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