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

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

Sr.#	Question	Answer
1	The good ozone that protects life form UV radiation is located in the.	A. Troposphere B. Stratosphere C. Hydrosphere D. Mesosphere
2	Which particulate matter is considred to be most harmful particulate matter	A. PM 10 B. PM 2.5 C. PM 0.5 D. All are equally hazardous
3	The chemcial specie responsibel for ozone depletion by chlorofluorcarbons is.	A. Chloride free radical B. CFCmolecule itself C. UV rays D. Organic compounds
4	Which of thefollowign would NOT improve a city's AQI in the short term.	A. Redcuig traffic emission B. Temporatily banning buringing of crop residues C. Promoting public transport and carpooling D. Increasing industrial emissions with no control devices
5	An AQI value between 51 and 100 typically indicates which leel of air quality.	A. Good B. Unhealthy C. Moderate D. Fatal
6	How does acid rain damage stone monumets made of limestone.	A. Dissolivng calcium carbonate by acid reaction B. By coating them with salty layers C. Strengthenign the stone chemcially D. Colling them down repidly
7	Which gas is the most important long lived anthropognic greenhouse gas by concentration	A. Water vapour B. Nitrogen C. Oxygen D. Carbon dioxide
8	Which particulate matter size is considered the most harmful to human health.	A. PM 2.5 B. PM 10.0 C. PM 5.0 D. PM 1.0
9	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
10	Wheather events occur in which layere of atmosphere.	A. Mesosphere B. Theremosphere C. Troposhphere D. Stratosphere

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11th Class Chemistry Chapter 14 MCQ Test with Answer

MCQ's Test For Chapter 14 "Atmosphere"

Atmosphere

How forests contribute to lowering the temperatue of earth.

Ground level ozone is mainly formed from.

An AQI value between 51 and 100 typically indicates which leel of air quality.

Which particulate matter size is considered the most harmful to human health.

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

Percentage of oxygen in atmosphere

Which of the following is an environmental effect of acid rain.

Exprosure to hgh levels of ground level ozone casues.

Which gas causes yellow color in photochemical smong.

Which of the followig has the highest globeal warming potential per molecule but is present in much smaller quantities.

Which range of AQI is considered hazardous.

Which of thefollowign would NOT improve a city's AQI in the short term.

Major human soruces of CO2 increase in atmosphere is

Acid rain is primarlly caused by the release of which of the following gases into the atmosphere.

Which gas is the most important long lived anthropognic greenhouse gas by concentration

Which of the following causes ozone depletion

Ash from volcanic eruption is

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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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