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

Which field produces significant amount of methane in the atmosphere

Question # 2

Fungicides are the pesticides which

Question # 3

The thickness of ozone layer is.

Question # 4

The colloidal particles in raw water can be removed by

Question # 5

The region of earth capable of supposing life is called.

Question # 6

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

Question # 7

The minimum temperature of troposphere is.

Question # 8

Which one is primary pollutant.

Question # 9

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

Question # 10

The residence time of NO is

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Photochemical smog mainly consist of

Question # 16

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

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 The news paper can be recycled again and again as many times as
A. 5
B. 3
C. 4
D. 2
2 Thickness of the atmosphere is
A. 100 km
B. 500 km
C. 1000 km
D. 1500 km
3 Half mass of atmosphere gases is present in.
A. 5-6 km distance above the surface of earth
B. 10 km above the surface
C. 100 km above the surface
D. 56 km above the surface
4 Ozone is mostly produced in
A. Tropical region
B. North polar region
C. South polar region
D. Thermosphere zone of atmosphere
5 Fungicides are teh pesticides which
A. Control the growth of fungus
B. Kill insects
C. Kill plant
D. Kill herbs
6 The region of earth capable of supposing life is called.
A. Atmosphere
B. Bisphere
C. Dithosphere
D. Hydrosphere
7 A quality of raw water is improved by
A. Reduction
B. Aeration
C. Dehydration
D. Incineration
8 In purification of potable water the coagulant used is
A. Nickel sulphate
B. Copper sulphate
C. Barium sulphate
D. Alum
9 In water the concentration of dissolved O2should be
A. 1-3 ppm
B. 2-4 ppm
C. 4-8 ppm
D. 8-12 ppm
10 Peroxyacetyl nitrate is an irritant to humab beings and it affects
A. Eyes
B. Ears
C. Stomach
D. Nose

Test Questions

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  • fiza ijaz

    fiza ijaz

    10 May 2018

    i got 17/17 marks in18 seconds

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  • Nabeel

    Nabeel

    15 Mar 2018

    1st mine position..

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  • Sibgha

    Sibgha

    06 Mar 2018

    My 1st time

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