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

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

Question # 2

Which one is primary pollutant.

Question # 3

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

Question # 4

Half mass of atmosphere gases is present in.

Question # 5

Which field produces significant amount of methane in the atmosphere

Question # 6

The pH range of the acid rain is.

Question # 7

The region of earth capable of supposing life is called.

Question # 8

In purification of potable water the coagulant used is

Question # 9

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

Question # 10

The minimum temperature of troposphere is.

Question # 11

The pH range of the acid rain is

Question # 12

A quality of raw water is improved by

Question # 13

Fungicides are teh pesticides which

Question # 14

Photochemical smog mainly consist of

Question # 15

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 16

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

Question # 17

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

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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 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
2 The pH range of the acid rain is.
A. 7-6.5
B. 6.5-6
C. 6-6.5
D. Less than 5
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 mean residence time of methane in atmosphere in
A. 1-2 years
B. 3-4 years
C. 3-5 years
D. 3-7 years
6 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
7 The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water
A. KMnO4
B. O3
C. Alums
D. Chloramines
8 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere
9 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
10 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5

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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