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

Which is a secondary pollutant

Question # 2

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

Question # 3

Ozone is mostly produced in

Question # 4

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

Question # 5

Acid rain fist of all was observed by

Question # 6

In purification of potable water the coagulant used is

Question # 7

A quality of raw water is improved by

Question # 8

The residence time of NO is

Question # 9

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

Question # 10

Which field produces significant amount of methane in the atmosphere

Question # 11

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

Question # 12

The pH of unpolluted rain water should be

Question # 13

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

Question # 14

The colloidal particles in raw water can be removed by

Question # 15

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

Question # 16

The thickness of ozone layer is.

Question # 17

The pH range of the acid rain is.

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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 one of the followings is not a pollutant.
A. CO2
B. NO2
C. CO
D. SO2
2 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
3 Thickness of the atmosphere is
A. 100 km
B. 500 km
C. 1000 km
D. 1500 km
4 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
5 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
6 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5
7 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
8 Which is a secondary pollutant
A. Carbonic acid
B. CO2
C. SO2
D. CO
9 The main pollutant of leather tanneries in the waste water is due the salt of.
A. Lead
B. Chromium (VI)
C. Copper
D. Chromium (III)
10 Disinfection of water by chlorine is done by the production of.
A. NH2Cl
B. NCl2
C. HOCl
D. NHCl2

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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