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

The minimum temperature of troposphere is.

Question # 2

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

Question # 3

In purification of potable water the coagulant used is

Question # 4

The normal amount of overhead ozone is.

Question # 5

The region of earth capable of supposing life is called.

Question # 6

The pH of unpolluted rain water should be

Question # 7

The pH range of the acid rain is.

Question # 8

The residence time of NO is

Question # 9

Acid rain fist of all was observed by

Question # 10

The disease can be eradicated by using pesticides.

Question # 11

Photochemical smog mainly consist of

Question # 12

Ecosystem is smaller units of.

Question # 13

The colloidal particles in raw water can be removed by

Question # 14

The temperature in the incineration of industrial and hazardous waste process has a range.

Question # 15

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

Question # 16

How much fresh water is used for domestic purpose

Question # 17

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

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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 Which one of the followings is not a pollutant.
A. CO2
B. NO2
C. CO
D. SO2
2 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2
3 A single chloride free radical can destroy how many ozone molecules.
A. 100
B. 100000
C. 10000
D. 10
4 Ecosystem is smaller unit of
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere
5 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
6 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
7 The main pollutant of leather tanneries in the waste water is due the salt of.
A. Lead
B. Chromium (VI)
C. Copper
D. Chromium (III)
8 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5
9 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
10 Disinfection of water by chlorine is done by the production of.
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2

Test Questions