Formative Practice 4.4 (Form 5 Biology Textbook Exercise and Answer)

Question 1:
What does phytoremediation mean?

Phytoremediation is one of the treatment methods which uses plants for the purpose or degradation, extraction or elimination of pollute substances from soil and water.

Question 2:
Name two uses of phytoremediation in daily life.

(a) To treat waste water by eliminating heavy metals and trap nutrients and microorganisms.

(b) To remove heavy metals from contaminated soil.

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