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 mean residence time of methane in atmosphere in

Question # 2

The pH of truly acidic rain is

Question # 3

The normal amount of overhead ozone is.

Question # 4

In which layer of atmosphere, ozone is present.

Question # 5

The residence time of NO is

Question # 6

Fungicides are teh pesticides which

Question # 7

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

Question # 8

Water will be considered polluted if it has dissolved oxygen.

Question # 9

The region of earth capable of supposing life is called.

Question # 10

Which one of the followings is not a pollutant.

Question # 11

Ecosystem is smaller units of.

Question # 12

In purification of potable water the coagulant used is

Question # 13

Photochemical smog mainly consist of

Question # 14

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

Question # 15

The thickness of ozone layer is.

Question # 16

On earth polar ice caps and glacier contains H2O

Question # 17

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

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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 Ecosystem is smaller unit of
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere
2 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
3 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
4 The disease can be eradicated by using pesticides.
A. Malaria
B. Yellow fever
C. Sleeping sickness
D. All of these
5 The minimum temperature of troposphere is.
A. -2oC
B. -56oC
C. -100oC
D. 15oC
6 Which one is primary pollutant.
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide
7 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
8 The pH range of the acid rain is.
A. 7-6.5
B. 6.5-6
C. 6-6.5
D. Less than 5
9 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
10 A single chloride free radical can destroy how many ozone molecules
A. 100
B. 100,000
C. 100,00
D. unlimited

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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