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

Question # 2

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

Question # 3

Fungicides are teh pesticides which

Question # 4

Thickness of the atmosphere is

Question # 5

The temperature in the incineration of industrial and hazardous waste process has a range.

Question # 6

Ecosystem is a smaller unit of

Question # 7

Ecosystem is smaller units of.

Question # 8

Which is a secondary pollutant

Question # 9

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

Question # 10

How much fresh water is used for domestic purpose

Question # 11

In purification of potable water the coagulant used is

Question # 12

The pH range of the acid rain is.

Question # 13

The yellowish colour in photochemical smog is due to the presence of.

Question # 14

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

Question # 15

The pH of unpolluted rain water should be

Question # 16

In water the concentration of dissolved O2should be

Question # 17

In which layer of atmosphere, ozone is present.

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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 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration
2 Photochemical smog mainly consist of
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
3 Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects
A. eyes
B. ears
C. stomach
D. nose
4 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
5 In water the concentration of dissolved O2should be
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
6 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs
7 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
8 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
9 The smog which have high contents of SO2 in it, is called.
A. Reducing smog
B. Oxidizing smog
C. Natural smog
D. Neutral smog
10 Which is a secondary pollutant
A. Carbonic acid
B. CO2
C. SO2
D. CO

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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