Question

UPSC Prelims 2024 Question:

"Membrane Bioreactors" are often discussed in the context of:

1. Assisted reproductive technologies
2. Drug delivery nanotechnologies
3. Vaccine production technologies
4. Wastewater treatment technologies

Answer (Detailed Solution Below)

Option 4: Wastewater treatment technologies

Detailed Solution

Explanation:

The membrane bioreactor (MBR) has emerged as an efficient compact technology for municipal and industrial wastewater treatment. These systems combine biological treatment (using microorganisms) with membrane filtration to efficiently remove pollutants from wastewater. The membranes act as barriers, allowing clean water to pass through while retaining suspended solids and microorganisms. Membrane bioreactors are widely used in treating domestic and industrial wastewater.

Therefore, option (4) is the correct answer.

Subject: Science & Technology | Biotechnology

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