Plants Are Sometimes Used for Phytoremediation in Areas Where the Soil

question 57

Multiple Choice

Plants are sometimes used for phytoremediation in areas where the soil has been contaminated with heavy metals. Suppose the Acme Remediation Company is proposing to remediate a contaminated area that you wish to restore. Acme presents you with the following data as evidence of their company's ability to remediate soil.

-The CEO of Acme Remediation Company is always trying to improve the company's effectiveness by keeping up with current research. Which of the following research topics should have the highest priority for that research?

• A)comparison of plant species' tolerance of clay versus sandy soils
• B)comparison of plant species' ability to live in dry versus moist soils
• C)comparison of plant species' tolerance of heavy metals in soils
• D)comparison of plant species' bioaccumulation of metal ions

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Definitions:

Researchers

Individuals who conduct detailed investigations in order to discover new information or reach new understandings.

Significant Results

Results obtained from statistical analysis that are unlikely to have occurred due to chance alone, indicating a meaningful difference or relationship.

Relationship Between Variables

The association or correlation existing between two or more variables in research, indicating how one variable changes in relation to another.

Predict

To declare or indicate a likely event or outcome in the future based on current evidence or patterns.