Question

After Hurricane Katrina, sunflowers and other plants were planted to selectively remove contaminants from the soil. Once the plants matured, they were pulled up by the roots and safely stored with other contaminated wastes. This is an example of After Hurricane Katrina, sunflowers and other plants were planted to selectively remove contaminants from the soil. Once the plants matured, they were pulled up by the roots and safely stored with other contaminated wastes. This is an example of: _________

a. lowering production efficiency.
b. detoxification by phytoremediation.
c. obstruction of nutrient cycling.
d. biological augmentation.
e. reducing primary production.

Answer 1

b. detoxification by phytoremediation

Step-by-step explanation:

• After the hurricane impact, the landscape was badly torn wat, and this leads to the contamination of soil and lands. Hence in order to detox the wastes generated in the soil.

• The sunflower plantations are done as they are useful for phytoremediation as these plants are able to grow in the contaminated soils and can be used to pull out any form of contamination or impurities from the soil.