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

A single chloride free radical can destroy how many ozone molecules

Question # 2

Ecosystem is smaller units of.

Question # 3

Whcih water will be considered as polluted water.

Question # 4

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

Question # 5

The pH range of the acid rain is.

Question # 6

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

Question # 7

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

Question # 8

Photochemical smog mainly consist of

Question # 9

Water is disinfected by a substance to avoid toxification

Question # 10

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 11

Ecosystem is a smaller unit of

Question # 12

Ozone is mostly produced in

Question # 13

Acid rain fist of all was observed by

Question # 14

The normal amount of overhead ozone is.

Question # 15

Thickness of the atmosphere is

Question # 16

The region of earth capable of supposing life is called.

Question # 17

On earth polar ice caps and glacier contains H2O

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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 region of earth capable of supposing life is called.
A. Atmosphere
B. Bisphere
C. Dithosphere
D. Hydrosphere
2 Which one of the following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
3 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
4 The thickness of ozone layer is.
A. 25 to 50 km
B. 25 to 28 km
C. 3 km only
D. 1 km only
5 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
6 Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
7 Ozone depletion in stratosphere region is mainly due to the reaction of O3 with
A. O2
B. SO2
C. CFCs
D. All of these
8 Water will be considered polluted if it has dissolved oxygen.
A. 3ppm
B. 4ppm
C. 5ppm
D. 6 ppm
9 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
10 Water is disinfected by a substance to avoid toxification
A. KMnO4
B. Alums
C. O3
D. Cl2

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