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"

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Chemistry Fsc Part 2 Chapter 16 Online Test

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Question # 1

Ecosystem is a smaller unit of

Question # 2

The mean residence time of methane in atmosphere in

Question # 3

The normal amount of overhead ozone is.

Question # 4

Acid rain fist of all was observed by

Question # 5

The pH range of the acid rain is.

Question # 6

How much fresh water is used for domestic purpose

Question # 7

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

Question # 8

A single chloride free radical can destroy how many ozone molecules

Question # 9

Water is disinfected by a substance to avoid toxification

Question # 10

Ecosystem is smaller units of.

Question # 11

The pH of truly acidic rain is

Question # 12

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

Question # 13

Half mass of atmosphere gases is present in.

Question # 14

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

Question # 15

The pH range of the acid rain is

Question # 16

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

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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FSc Part II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs
2 The avoid the formation of toxic compounds with chlorine which substance is used for disinfecting water
A. KMnO4
B. O3
C. Alums
D. Chloramines
3 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
4 The temperature in the incineration of industrial and hazardous waste process has a range.
A. 900 to 1000 oC
B. 250 to 500oC
C. 950 to 1300oC
D. 500 to 900oC
5 Ecosystem is smaller units of.
A. Lithosphere
B. Hydrosphere
C. Atmosphere
D. Biosphere
6 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
7 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
8 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration
9 The smog which have high contents of SO2 in it, is called.
A. Reducing smog
B. Oxidizing smog
C. Natural smog
D. Neutral smog
10 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2

Test Questions