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

On earth polar ice caps and glacier contains H2O

Question # 3

The pH of truly acidic rain is

Question # 4

Water is disinfected by a substance to avoid toxification

Question # 5

A single chloride free radical can destroy how many ozone molecules

Question # 6

Which one of the followings is not a pollutant.

Question # 7

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

Question # 8

Ecosystem is smaller unit of

Question # 9

How much fresh water is used for domestic purpose

Question # 10

In water the concentration of dissolved O2should be

Question # 11

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

Question # 12

The thickness of ozone layer is.

Question # 13

Which gas is cause of Asthma

Question # 14

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

Question # 15

Ozone is mostly produced in

Question # 16

Water will be considered polluted if it has dissolved oxygen.

Question # 17

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

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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 Which field produces significant amount of methane in the atmosphere
A. paddy field
B. Cotton field
C. Can sugar field
D. Wheat field
2 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere
3 Water will be considered polluted if it has dissolved oxygen.
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm
4 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs
5 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration
6 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2
7 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
8 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
9 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
10 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose

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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