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 mean residence time of methane in atmosphere in

Question # 2

On earth polar ice caps and glacier contains H2O

Question # 3

Which one is primary pollutant.

Question # 4

The disease can be eradicated by using pesticides.

Question # 5

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

Question # 6

The colloidal particles in raw water can be removed by

Question # 7

Thickness of the atmosphere is

Question # 8

Which field produces significant amount of methane in the atmosphere

Question # 9

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

Question # 10

Water will be considered polluted if it has dissolved oxygen.

Question # 11

Ecosystem is smaller units of.

Question # 12

In purification of potable water the coagulant used is

Question # 13

The minimum temperature of troposphere is.

Question # 14

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 15

Which gas is cause of Asthma

Question # 16

Whcih water will be considered as polluted water.

Question # 17

Acid rain fist of all was observed by

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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 following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
2 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
3 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
4 Thickness of atmosphere is about how much kilometer above the surface of warth
A. 100 km
B. 1000 km
C. 10,000 km
D. unlimited
5 Which one of the followings is not a pollutant.
A. CO2
B. NO2
C. CO
D. SO2
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 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
8 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
9 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
10 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum

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