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

The residence time of NO is

Question # 2

Fungicides are the pesticides which

Question # 3

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

Question # 4

A single chloride free radical can destroy how many ozone molecules

Question # 5

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

Question # 6

In which layer of atmosphere, ozone is present.

Question # 7

The region of earth capable of supposing life is called.

Question # 8

A quality of raw water is improved by

Question # 9

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

Question # 10

Which is a secondary pollutant

Question # 11

Acid rain fist of all was observed by

Question # 12

The minimum temperature of troposphere is.

Question # 13

In water the concentration of dissolved O2should be

Question # 14

On earth polar ice caps and glacier contains H2O

Question # 15

The pH of truly acidic rain is

Question # 16

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

Question # 17

Ecosystem is smaller units of.

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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. 100,000
C. 100,00
D. unlimited
2 Thickness of atmosphere is about how much kilometer above the surface of warth
A. 100 km
B. 1000 km
C. 10,000 km
D. unlimited
3 The avoid teh formation of toxic compounds with chlorine which substance is used for disinfecting water.
A. KMnO4
B. O3
C. Alum
D. Chloramines
4 The pH of truly acidic rain is
A. 7-6.8
B. 6.5-6
C. 6-5.6
D. less than 5
5 The minimum temperature of troposphere is.
A. -2oC
B. -56oC
C. -100oC
D. 15oC
6 In which layer of atmosphere, ozone is present.
A. Thermosphere
B. Mesosphere
C. Stratosphere
D. Troposphere
7 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
8 The yellowish colour in photochemical smog is due to the presence of.
A. NO
B. NO2
C. SO2
D. CO2
9 The main pollutant of leather tanneries in the waste water is due to
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
10 Which field produces significant amount of methane in the atmosphere
A. paddy field
B. Cotton field
C. Can sugar field
D. Wheat field

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