The Environmental Chemistry 1: The Atmosphere

The lowest temperature in the stratosphere is:

 
 
 
 

Which gas is commonly used as an indicator of air pollution levels?

 
 
 
 

Which layer of the atmosphere contains most of the Earth’s weather phenomena?

 
 
 
 

What is the main reason for the depletion of the ozone layer?

 
 
 
 

Most air pollution is caused by:

 
 
 
 

Which of the following is a major contributor to indoor air pollution?

 
 
 
 

Which gas has the highest percentage in the air?

 
 
 
 

What is the major cause of smog formation in urban areas?

 
 
 
 

The outermost layer of Earth’s atmosphere is:

 
 
 
 

Which of the following is responsible for acid rain?

 
 
 
 

Which layer is closest to the Earth?

 
 
 
 

Which gas is primarily responsible for the greenhouse effect?

 
 
 
 

The primary source of nitrogen oxides (NOₓ) in the atmosphere is:

 
 
 
 

Which international agreement was signed to reduce the production of ozone-depleting substances?

 
 
 
 

Which gas is reddish-brown in color?

 
 
 
 

The troposphere extends up to:

 
 
 
 

Which air pollutant is known to cause respiratory diseases and lung cancer?

 
 
 
 

The ozone layer is found in:

 
 
 
 

What is the term used for harmful substances released into the air?

 
 
 
 

The stratosphere extends up to:

 
 
 
 

Question 1 of 20

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  5. ORGANIC CHEMISTRY
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