2nd Year Chemistry Online MCQ Test for 2nd Year Chemistry Chapter 16 Environment Chemistry Preparation

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Online 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

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Question # 1

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

Question # 2

The mean residence time of methane in atmosphere in

Question # 3

Ecosystem is smaller units of.

Question # 4

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

Question # 5

Half mass of atmosphere gases is present in.

Question # 6

The colloidal particles in raw water can be removed by

Question # 7

Ozone is mostly produced in

Question # 8

Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects

Question # 9

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

Question # 10

The minimum temperature of troposphere is.

Question # 11

Which one is primary pollutant.

Question # 12

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

Question # 13

Disinfection of water by chlorine is done by the production of.

Question # 14

Water is disinfected by a substance to avoid toxification

Question # 15

Fungicides are the pesticides which

Question # 16

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

Question # 17

The pH of unpolluted rain water should be

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FSC Part 2 Chemistry Chapter 16 Online Test MCQ's

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