Bioremediation

question 29

Multiple Choice

Bioremediation:

• A) is faster than conventional hazardous waste disposal methods.
• B) is much less expensive than traditional hazardous waste disposal methods.
• C) for toxic wastes has only been demonstrated in the laboratory.
• D) involves the use of either microorganisms or plants to clean up a contaminated site.
• E) is particularly effective in deep soil and groundwater applications.

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Definitions:

Shaded Area

This refers to the region that is visually differentiated by a darker shade on a graph or diagram, often used to highlight specific sections.

Z-scores

Z-scores are standardized scores indicating how many standard deviations an element is from the mean.

Standard Normal Distribution

A normal distribution with a mean of zero and a standard deviation of one, used in z-tests of statistical significance.

Less Than

A mathematical symbol (<) indicating that the value on the left is smaller than the value on the right.