Q.6
What is the term used to describe the process of using plants to remove pollutants from soil and water?
- Phytoremediation: The broad bioremediation biotechnology that employs living green plants (trees, grasses, and hyperaccumulators) and associated rhizospheric microorganisms to remove, degrade, contain, or immobilize hazardous environmental pollutants (heavy metals, pesticides, hydrocarbons) from contaminated soil, sludge, and groundwater.
- Sub-mechanisms: Includes phytoextraction (uptake into harvestable shoots), phytostabilization (immobilization in root zone), and phytodegradation (enzymatic breakdown). (Correct answer: Option 3)
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