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

Acid rain fist of all was observed by

Question # 2

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

Question # 3

The normal amount of overhead ozone is.

Question # 4

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

Question # 5

The pH range of the acid rain is

Question # 6

Which one of the following is secondary pollutant of atmosphere.

Question # 7

The pH of unpolluted rain water should be

Question # 8

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 9

Ecosystem is smaller unit of

Question # 10

A single chloride free radical can destroy how many ozone molecules

Question # 11

The colloidal particles in raw water can be removed by

Question # 12

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

Question # 13

In which layer of atmosphere, ozone is present.

Question # 14

Which is a secondary pollutant

Question # 15

Whcih water will be considered as polluted water.

Question # 16

The residence time of NO is

Question # 17

Half mass of atmosphere gases is present in.

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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 normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
2 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs
3 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
4 Thickness of the atmosphere is
A. 100 km
B. 500 km
C. 1000 km
D. 1500 km
5 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration
6 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
7 The thickness of ozone layer is.
A. 25 to 50 km
B. 25 to 28 km
C. 3 km only
D. 1 km only
8 The minimum temperature of troposphere is.
A. -2oC
B. -56oC
C. -100oC
D. 15oC
9 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere
10 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines

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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