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

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Chemistry Fsc Part 2 Chapter 16 Online Test

00:00
Question # 1

The mean residence time of methane in atmosphere in

Question # 2

On earth polar ice caps and glacier contains H2O

Question # 3

Which is a secondary pollutant

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

Ozone is mostly produced in

Question # 8

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

Question # 9

Ecosystem is smaller unit of

Question # 10

In water the concentration of dissolved O2should be

Question # 11

The colloidal particles in raw water can be removed by

Question # 12

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

Question # 13

The disease can be eradicated by using pesticides.

Question # 14

The thickness of ozone layer is.

Question # 15

The minimum temperature of troposphere is.

Question # 16

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

Question # 17

Peroxyacetyl nitrate is an irritant to humab beings and it affects

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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 Fungicides are the pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plants
D. Kill herbs
2 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)
3 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
4 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
5 Which gas is cause of Asthma
A. O3
B. O2
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 main pollutant of leather tanneries in the waste water is due to
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
8 Which is a secondary pollutant
A. Carbonic acid
B. CO2
C. SO2
D. CO
9 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere
10 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU

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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