11th Class Chemistry Chapter 14 MCQ Test with Answer

Prepare for your exams with this 11th Class Chemistry Chapter 14 MCQ Test. It covers all key concepts and important questions from the chapter. Each question provides an instant answer, helping students evaluate their knowledge immediately. This test is designed to strengthen your understanding, improve problem-solving skills, and identify weak areas before exams. Perfect for self-study or online practice, it saves time and makes revision more effective. Using this Chapter 14 Chemistry MCQ Test, students can gain confidence, revise efficiently, and ensure better performance in their 11th Class Chemistry exams.

Top Scorers Of Chapter 14 "Atmosphere" MCQ`s Test

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Shah G 22 - Jan - 2026 07 Min 26 Sec 12/17
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Hamda Saleem 23 - Apr - 2026 04 Min 42 Sec 11/17

FSc Part 1 Chemistry (New Book) Chapter 14 Important MCQ's

Sr.#	Question	Answer
1	Which smog type of associated with cold, stragnant air and coal combustion	A. Industrial smog B. Phtochemical smog C. Ozone smog only D. None of the above
2	The good ozone that protects life form UV radiation is located in the.	A. Troposphere B. Stratosphere C. Hydrosphere D. Mesosphere
3	Major source of NOx in the atmosphere is.	A. Photosynthesis B. High temperatur ecombustion in vehicles and power plants C. Ocean evaporation D. Volcanic ash only
4	Primary pollutants like nitrogen oxide and volatile organic compounds react in the presence of sunligh to form a key componetn ofphotochecial smong. which is a.	A. Primary pollutant B. Secondary Pollutant C. Natrually occuring atmospheric gas D. Harmless byproduct o combustion
5	Major human soruces of CO2 increase in atmosphere is	A. Fossil fuel combuston and deforestation B. Phtosyntheiss C. Ocean uptake D. Nirogen fixation
6	Catalyst used in selective catalytic converter include.	A. TiO2 B. zEOLITES C. Both a and B D. None of these
7	NO2 in the atmopshere contributes to	A. Acid rain formation and phtochemcia smog B. Ozone layer repair C. Decreasign greenhouse effect only D. Building of clouds only
8	Incomplege comubstion of carbon based fuels tends to form.	A. CO2 only B. CO and soot C. Ozone directly D. Nitrogen gas only
9	How forests contribute to lowering the temperatue of earth.	A. Forests cool themselves B. Forests absorb greenhouse gases C. Forests do most effect temperatut of earth D. Forests help wild life
10	Which substance was primarily responsible for stratosphereic ozone depletion .	A. CFCs B. Carbon dixoide C. Methane D. Ozone itself

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11th Class Chemistry Chapter 14 MCQ Test with Answer

MCQ's Test For Chapter 14 "Atmosphere"

Atmosphere

Chlorofluorocarbons have been primarily used in.

How does acid rain damage stone monumets made of limestone.

Ground level ozone is mainly formed from.

Which statement about carbon dixoide is correct

Phtochemcial smog is characterized by high daytime concentrations of.

Effects of deforestation include

Catalyst used in selective catalytic converter include.

Carbon monoxide is dangerous because it

For an air quality index termed hazardous the colour.

Which gas causes yellow color in photochemical smong.

Which statemnt is true abotu stratospheric ozone and temperature.

Temperature increases with altitude in whihc of the followig layers.

Primary pollutants are

What are teh primary chemical processes that emoves carbon dioxide from the atmosphere.

Low altitude ozoe is toxic above which concentration

Which is NOT considered a greenhouse gas.

Incomplete combustion of carbon based fuels tends to form.

Prepare Complete Set Wise Chapter 14 "Atmosphere" MCQs Online With Answers

Set 1

Set 2

Set 3

Set 4

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Top Scorers Of Chapter 14 "Atmosphere" MCQ`s Test

FSc Part 1 Chemistry (New Book) Chapter 14 Important MCQ's

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