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 gas is cause of Asthma

Question # 2

Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects

Question # 3

The pH range of the acid rain is.

Question # 4

Acid rain fist of all was observed by

Question # 5

The mean residence time of methane in atmosphere in

Question # 6

A quality of raw water is improved by

Question # 7

The pH of unpolluted rain water should be

Question # 8

Water is disinfected by a substance to avoid toxification

Question # 9

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

Question # 10

In purification of potable water the coagulant used is

Question # 11

Which field produces significant amount of methane in the atmosphere

Question # 12

Ecosystem is smaller unit of

Question # 13

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

Question # 14

Ozone is mostly produced in

Question # 15

Which is a secondary pollutant

Question # 16

Thickness of the atmosphere is

Question # 17

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

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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 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
2 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
3 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
4 The main pollutant of leather tanneries in the waste water is due to
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
5 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2
6 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
7 The pH range of the acid rain is.
A. 7-6.5
B. 6.5-6
C. 6-6.5
D. Less than 5
8 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
9 Which one of the following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
10 Ecosystem is smaller unit of
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere

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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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