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

Water will be considered polluted if it has dissolved oxygen.

Question # 2

The normal amount of overhead ozone is.

Question # 3

Acid rain fist of all was observed by

Question # 4

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

Question # 5

In purification of potable water the coagulant used 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

Which is a secondary pollutant

Question # 9

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

Question # 10

Which one of the following is secondary pollutant of atmosphere.

Question # 11

The pH of unpolluted rain water should be

Question # 12

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 13

The colloidal particles in raw water can be removed by

Question # 14

Fungicides are the pesticides which

Question # 15

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

Question # 16

Water is disinfected by a substance to avoid toxification

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 minimum temperature of troposphere is.
A. -2oC
B. -56oC
C. -100oC
D. 15oC
2 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
3 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
4 The smog which have high contents of SO2 in it, is called.
A. Reducing smog
B. Oxidizing smog
C. Natural smog
D. Neutral smog
5 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
6 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2
7 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
8 In water the concentration of dissolved O2should be
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
9 A single chloride free radical can destroy how many ozone molecules.
A. 100
B. 100000
C. 10000
D. 10
10 The pH range of the acid rain is.
A. 7-6.5
B. 6.5-6
C. 6-6.5
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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