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

In purification of potable water the coagulant used is

Question # 2

Thickness of the atmosphere is

Question # 3

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

Question # 4

Ecosystem is smaller unit of

Question # 5

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 6

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

Question # 7

The news paper can be recycled again and again as many times as

Question # 8

The pH range of the acid rain is

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

A quality of raw water is improved by

Question # 12

The disease can be eradicated by using pesticides.

Question # 13

Which is a secondary pollutant

Question # 14

The residence time of NO is

Question # 15

The mean residence time of methane in atmosphere in

Question # 16

A single chloride free radical can destroy how many ozone molecules

Question # 17

Which gas is cause of Asthma

Prepare Complete Set Wise Chapter 0 "Chemistry Fsc Part 2 Chapter 16 Online Test" MCQs Online With Answers


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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 Fungicides are the pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plants
D. Kill herbs
2 Which one of the followings is not a pollutant.
A. CO2
B. NO2
C. CO
D. SO2
3 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
4 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
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 Photochemical smog mainly consist of
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
7 In water the concentration of dissolved O2should be
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
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 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
10 Which one is primary pollutant.
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide

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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