Transformations in the Atmosphere

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Questions and Answers

Which of the following is a method of microbial degradation of organic matter?

Breakdown of organic matter by living microorganisms (correct)
Fermentation of sugar into ethanol
Conversion of organic matter to smaller molecules
Use of microorganisms to break down pollutants

What is the difference between biodegradation and biotransformation?

Biodegradation involves the breakdown of organic matter, while biotransformation involves the conversion of organic matter to smaller molecules. (correct)
Biodegradation occurs in the presence of oxygen, while biotransformation occurs in its absence.
Biodegradation provides nutrition to microorganisms, while biotransformation does not.
Biodegradation is carried out by microorganisms, while biotransformation is a chemical process.

What is bioremediation?

The fermentation of sugar into ethanol
The conversion of organic matter to smaller organic molecules
The breakdown of organic matter by living microorganisms
The use of microorganisms to break down pollutants (correct)

What is the role of biodegradable materials in microbial degradation?

They provide nutrition to microorganisms. (B) Signup and view all the answers

What is the atmospheric lifetime of pollutants?

The time it takes for pollutants to degrade in the atmosphere. (C) Signup and view all the answers

Which of the following is an example of biotransformation?

Conversion of organic matter to smaller organic molecules (C) Signup and view all the answers

What is the difference between biodegradation and biotransformation?

Biodegradation involves the breakdown of organic matter by microorganisms, while biotransformation involves the conversion of organic matter to smaller molecules (A) Signup and view all the answers