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

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Question # 1

In purification of potable water the coagulant used is

Question # 2

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

Question # 3

The region of earth capable of supposing life is called.

Question # 4

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

Question # 5

The pH of truly acidic rain is

Question # 6

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

Question # 7

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 8

The pH range of the acid rain is

Question # 9

How much fresh water is used for domestic purpose

Question # 10

Which is a secondary pollutant

Question # 11

Which gas is cause of Asthma

Question # 12

On earth polar ice caps and glacier contains H2O

Question # 13

Acid rain fist of all was observed by

Question # 14

Ecosystem is smaller units of.

Question # 15

Which field produces significant amount of methane in the atmosphere

Question # 16

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

Question # 17

Fungicides are the pesticides which

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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 Ecosystem is a smaller unit of
A. lithospher
B. hydroshper
C. atmosphere
D. biosphere
2 Which one of the following is secondary pollutant of atmosphere.
A. CO
B. NO2
C. SO2
D. H2SO4
3 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
4 Ecosystem is smaller units of.
A. Lithosphere
B. Hydrosphere
C. Atmosphere
D. Biosphere
5 In water the concentration of dissolved O2should be
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
6 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5
7 The pH range of the acid rain is
A. 7-6-5
B. 6.6-6
C. 6-5.6
D. less than 5
8 Which gas is cause of Asthma
A. O3
B. O2
C. SO2
D. CO2
9 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
10 The colloidal particles in raw water can be removed by
A. Coagulation
B. Aeration
C. Chlorination
D. Hydration

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