18 Questions
After completion of the process, the water is removed, and the solid ______ are disposed off or processed more to decontaminate remaining pollutants.
wastes
The addition of ______ cultures to a contaminated medium is used frequently in in situ processes.
bacterial
Microbial stripping columns are used to treat ______ emissions.
air
Bioreactors are used to treat ______ or liquids.
slurries
Bioremediation in reactors involves the processing of contaminated ______ material through an engineered containment system.
solid
Bioaugmentation is limited by the fact that nonindigenous ______ rarely compete well enough with an indigenous population.
cultures
Different systems of ______ sludge and fixed films are applied in waste water treatment facilities.
activated
The residues for the treatment are usually harmless products and include carbon dioxide, ______, and cell biomass.
water
Microbes able to degrade the contaminant increase in numbers when the contaminant is present; when the contaminant is degraded, the ______ population declines.
biodegradative
Many compounds that are legally regarded as detrimental and dangerous can be biotransformed to harmless products through ______.
bioremediation
Bioremediation is a natural process and is therefore perceived by the public as an acceptable ______ treatment process for contaminated material such as soil.
waste
Furthermore, bioremediation methods could be applied in an integrated manner together and coupled with other ______ approaches.
treatment
According to the Environmental Protection Agency (EPA), only around 10 % of all ______ were safely disposed off.
wastes
The Exxon Valdez oil spill and the Union-Carbide (Dow) ______ disaster are examples of environmental disasters.
Bhopal
[Blank] reviews of news reveal the occasional but serious occurrence of environmental disasters.
Abstracted
Large-scale contamination of the ______ Department of Plant Pathology is an example of an environmental disaster.
B.P.Sardrood
Industries continuously release ______ and toxicants that affect the environment.
pollutants
E.M.Goltapeh et al. eds. wrote a book on Fungi as ______ in Soil Biology 32.
Bioremediators
This quiz covers the various techniques and processes involved in bioremediation, including bioaugmentation and in situ processes, as well as the limitations and challenges of using microbial cultures.
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