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

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Question # 1

The pH of truly acidic rain is

Question # 2

In purification of potable water the coagulant used is

Question # 3

Fungicides are teh pesticides which

Question # 4

In water the concentration of dissolved O2should be

Question # 5

Which gas is cause of Asthma

Question # 6

Fungicides are the pesticides which

Question # 7

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

Question # 8

The normal amount of overhead ozone is.

Question # 9

Water will be considered polluted if it has dissolved oxygen.

Question # 10

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

Question # 11

Peroxyacetyl nitrate is an irritant to humab beings and it affects

Question # 12

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

Question # 13

The pH range of the acid rain is

Question # 14

Thickness of atmosphere is about how much kilometer above the surface of warth

Question # 15

The region of earth capable of supposing life is called.

Question # 16

Ecosystem is a smaller unit of

Question # 17

Thickness of the atmosphere is

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FSC Part 2 Chemistry Chapter 16 Online Test MCQ's

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Sr.# Question Answer
1 The pH of unpolluted rain water should be
A. 5.00
B. 5.60
C. 6.50
D. 7.00
2 On earth polar ice caps and glacier contains H2O
A. 1%
B. 2%
C. 3%
D. 10%
3 How much fresh water is used for domestic purpose
A. 8%
B. 23%
C. 69%
D. 100%
4 The residence time of NO is
A. Few hours
B. 1 day
C. 3 days
D. 4 days
5 Ecosystem is smaller units of.
A. Lithosphere
B. Hydrosphere
C. Atmosphere
D. Biosphere
6 The main pollutant of leather tanneries in the waste water is due to
A. Lead
B. Chromium VI
C. Copper
D. Chromium III
7 Acid rain fist of all was observed by
A. Augus Smith
B. Robert Hook
C. Mosley
D. Watson
8 Photochemical smog mainly consist of
A. Higher hydrocarbons
B. Oxidising agnts
C. Reducing agent
D. All of these
9 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose
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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