Question

Nanotechnology and Environment
Which of the following statements are true?
(A) Nanoparticles are used in wastewater treatment.
(B) Nanomaterials detoxify contaminants like metals.
(C) Nanosensors guard the environment.
(D) Nanomaterials fail to reduce the carbon footprint.
Choose the correct answer from the options given below:

• A. (A), (B), (C).
• B. (A), (B), (C), (D).
• C. (B), (A), (D), (C).
• D. (C), (B), (D), (A).

Hint:

Nanotechnology combats pollution and supports environmental sustainability through advanced filtration, detoxification, and monitoring systems.

Answer 1

The Correct Option is A

- (A) Nanoparticles effectively clean wastewater by filtering contaminants.
- (B) Detoxification processes use nanomaterials to remove metals.
- (C) Nanosensors detect environmental pollutants effectively.
- (D) Nanomaterials actively reduce the carbon footprint, contradicting the statement.