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

How much fresh water is used for domestic purpose

Question # 2

In purification of potable water the coagulant used is

Question # 3

Thickness of the atmosphere is

Question # 4

Which gas is cause of Asthma

Question # 5

Fungicides are teh pesticides which

Question # 6

Ozone is mostly produced in

Question # 7

On earth polar ice caps and glacier contains H2O

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Which one of the following is secondary pollutant of atmosphere.

Question # 12

A quality of raw water is improved by

Question # 13

The colloidal particles in raw water can be removed by

Question # 14

Acid rain fist of all was observed by

Question # 15

The mean residence time of methane in atmosphere in

Question # 16

The residence time of NO is

Question # 17

Fungicides are the pesticides which

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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 smog which have high contents of SO2 in it, is called.
A. Reducing smog
B. Oxidizing smog
C. Natural smog
D. Neutral smog
2 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
3 The main pollutant of leather tanneries in the waste water is due to
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
4 Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects
A. eyes
B. ears
C. stomach
D. nose
5 Which one of the following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
6 The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water
A. KMnO4
B. O3
C. Alums
D. Chloramines
7 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
8 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
9 Ecosystem is smaller unit of
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere
10 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

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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