16 Questions
What is the main feature of Intrinsic in situ bioremediation?
Unassisted and passive remediation
What is another term for Intrinsic in situ bioremediation?
Monitored natural attenuation
Which method involves excavation or the addition of nutrients, air, and microbes?
Enhanced in situ bioremediation
Which type of pollutants are often treated with bioaugmentation?
Aromatic and chlorinated hydrocarbons
What is the primary purpose of bioaugmentation?
Improve the degradation process
What is the term used when regular monitoring is required for a successful and sustainable process despite the absence of external forces?
Monitored natural attenuation
What is the primary reason heavy metals are considered notable contaminants?
Their toxicity and nonbiodegradability in the environment
Which of the following heavy metals is both a micronutrient and also toxic to humans?
Copper (Cu)
What is the main objective of bioremediation in environmental cleanup efforts?
To degrade or detoxify contaminants to safe levels
Why is water pollution a significant global concern according to the text?
Involving contamination by organic compounds, inorganic compounds like heavy metals, and microorganisms
What is the primary method used in bioremediation to remove or detoxify contaminants from the environment?
Employing biomolecules or biomass to bind and concentrate selected ions or molecules
Which type of microorganisms play a crucial role in altering the chemical properties of metals in bioremediation processes?
Algae
What are the main factors that can impact bioremediation processes according to the text?
Availability of nutrients and toxic compounds
Which enzymes play a critical role in the bioremediation process according to the text?
Oxidoreductases and Transferases
What are some common heavy metals associated with environmental contamination mentioned in the text?
Lead (Pb), Cadmium (Cd), and Chromium (Cr)
In the context of bioremediation, what is the primary function of microorganisms with a natural capacity to biosorb heavy metal ions?
Adsorbing toxic heavy metal ions
Explore the technique of intrinsic in situ bioremediation, also known as natural attenuation, for the passive remediation of contaminated sites without human interference. Learn about the aerobic and anaerobic microbial processes involved in treating biodegradable and recalcitrant pollutants.
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