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

  • Time Allowed20

Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

Water will be considered polluted if it has dissolved oxygen.

Question # 2

The thickness of ozone layer is.

Question # 3

Which field produces significant amount of methane in the atmosphere

Question # 4

Which one is primary pollutant.

Question # 5

The pH range of the acid rain is

Question # 6

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

Question # 7

Which one of the following is secondary pollutant of atmosphere.

Question # 8

Water is disinfected by a substance to avoid toxification

Question # 9

The residence time of NO is

Question # 10

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

Question # 11

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

Question # 12

Thickness of the atmosphere is

Question # 13

Half mass of atmosphere gases is present in.

Question # 14

Ecosystem is smaller units of.

Question # 15

The mean residence time of methane in atmosphere in

Question # 16

Photochemical smog mainly consist of

Question # 17

The normal amount of overhead ozone is.

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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 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
3 The thickness of ozone layer is.
A. 25 to 50 km
B. 25 to 28 km
C. 3 km only
D. 1 km only
4 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
5 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
6 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
7 Photochemical smog mainly consist of
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
8 The region of earth capable of supposing life is called.
A. Atmosphere
B. Bisphere
C. Dithosphere
D. Hydrosphere
9 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
10 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere

Test Questions

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  • fiza ijaz

    fiza ijaz

    10 May 2018

    i got 17/17 marks in18 seconds

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  • Nabeel

    Nabeel

    15 Mar 2018

    1st mine position..

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  • Sibgha

    Sibgha

    06 Mar 2018

    My 1st time

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