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

Photochemical smog mainly consist of

Question # 2

How much fresh water is used for domestic purpose

Question # 3

In which layer of atmosphere, ozone is present.

Question # 4

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

Question # 5

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

Question # 6

Fungicides are the pesticides which

Question # 7

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

Question # 8

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

Question # 9

The minimum temperature of troposphere is.

Question # 10

Ozone depletion in stratosphere region is mainly due to the reaction of O3 with

Question # 11

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

Question # 12

Water is disinfected by a substance to avoid toxification

Question # 13

The region of earth capable of supposing life is called.

Question # 14

Which one is primary pollutant.

Question # 15

On earth polar ice caps and glacier contains H2O

Question # 16

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

Question # 17

Peroxyacetyl nitrate is an irritant to humab 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 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
2 The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water
A. KMnO4
B. O3
C. Alums
D. Chloramines
3 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration
4 Half mass of atmosphere gases is present in.
A. 5-6 km distance above the surface of earth
B. 10 km above the surface
C. 100 km above the surface
D. 56 km above the surface
5 Whcih water will be considered as polluted water.
A. High value of COD
B. Low value of COD
C. High value of DO
D. Low value of BOD
6 Which one is primary pollutant.
A. Peroxyacetyl nitrate
B. Sulphuric acid
C. Carbonic acid
D. Carbon monoxide
7 A single chloride free radical can destroy how many ozone molecules.
A. 100
B. 100000
C. 10000
D. 10
8 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
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 Which field produces significant amount of methane in the atmosphere
A. paddy field
B. Cotton field
C. Can sugar field
D. Wheat field

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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