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

Half mass of atmosphere gases is present in.

Question # 3

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

Question # 4

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

Question # 5

Ecosystem is a smaller unit of

Question # 6

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

Question # 7

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 8

The residence time of NO is

Question # 9

The normal amount of overhead ozone is.

Question # 10

A single chloride free radical can destroy how many ozone molecules.

Question # 11

Ecosystem is smaller unit of

Question # 12

How much fresh water is used for domestic purpose

Question # 13

Thickness of the atmosphere is

Question # 14

The colloidal particles in raw water can be removed by

Question # 15

Photochemical smog mainly consist of

Question # 16

Which is a secondary pollutant

Question # 17

The thickness of ozone layer is.

Prepare Complete Set Wise Chapter 0 "Chemistry Fsc Part 2 Chapter 16 Online Test" MCQs Online With Answers


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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 A single chloride free radical can destroy how many ozone molecules.
A. 100
B. 100000
C. 10000
D. 10
2 Photochemical smog mainly consist of
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
3 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
4 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
5 Which is a secondary pollutant
A. Carbonic acid
B. CO2
C. SO2
D. CO
6 The normal amount of overhead ozone is.
A. 300 DU
B. 350 DU
C. 400 DU
D. 450 DU
7 Thickness of the atmosphere is
A. 100 km
B. 500 km
C. 1000 km
D. 1500 km
8 Ecosystem is smaller unit of
A. Lithosphere
B. Hydroshpere
C. Amosphere
D. Biosphere
9 How much fresh water is used for domestic purpose
A. 8%
B. 23%
C. 69%
D. 100%
10 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)

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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