Bioremediation Quiz

Bioremediation can take anywhere from a few months to several ______

The major benefits of bioremediation are: 1) completely natural process with almost no harmful side ______

Microbial Population: Suitable kinds of microorganisms that can biodegrade all types of ______

Oxygen: should be enough to support aerobic biodegradation (0.4 mg/liter in the soil or ______

The best range of pH should be around 6.5 to 7.5 to ensure good microbial ______

Bioremediation will take place in _____ or ex-situ

Soil moisture should be from 50–70% of the water holding capacity of the _____

Appropriate temperatures for microbial growth, something between 0-40˚C. The rate of biodegradation generally decreases with the decreasing _____

Nitrogen, phosphorus, sulphur, and other nutrients to support good microbial _____

The best range of pH should be around 6.5 to 7.5 to ensure good microbial _____

Bioremediation can take anywhere from a few months to several ______

The amount of time required depends on variables such as: 1) the size of the contaminated area, 2) the concentration of contaminants, 3) conditions such as temperature and soil _______, 4) whether bioremediation will take place in situ or ex-situ.

Microbial bioremediation generally decreases with the decreasing ______.

Oxygen: should be enough to support aerobic biodegradation (0.4 mg/liter in the soil or ______).

Soil moisture should be from 50–70% of the water holding capacity of the ______.