Ex-Situ Bioremediation Quiz
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Questions and Answers

Ex-situ bioremediation involves treating pollutants on-site without moving them elsewhere.

False

The degradation of petroleum hydrocarbons by microorganisms is mainly caused by the catalysis of extracellular enzymes.

False

The adsorbed petroleum enters the cell membrane through exocytosis.

False

Surfactants can hinder the bioavailability of hydrocarbons for microbial attack.

<p>False</p> Signup and view all the answers

Ex-situ bioremediation may be necessary if the climate is too cold for microbe activity.

<p>True</p> Signup and view all the answers

What does the term 'bioremediation' refer to?

<p>Using organisms or their enzymes to restore a polluted environment</p> Signup and view all the answers

What is the most important principle of bioremediation?

<p>Microorganisms can be used to destroy or transform hazardous contaminants</p> Signup and view all the answers

What is the triple-corner process of bioremediation?

<p>Isolation, purification, and identification of the microbial isolate</p> Signup and view all the answers

What do the microbes involved in bioremediation use contaminants like oil and pesticides for?

<p>Source of nutrients and energy</p> Signup and view all the answers

What is essential for effective bioremediation?

<p>Combination of the right factors such as temperature and nutrients</p> Signup and view all the answers

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