Topic Details (Notes format)

Microbes in Human Welfare

Subject: General Science

Book: NCERT Biology Class 12

Microorganisms play a role in medicine, food, and the environment.
- **Role in Antibiotics**:
- Production of penicillin.
- **Fermentation**:
- Uses in food industries.
- **Biogas Production**:
- Use of microbes in energy production.

**Possible Exam Questions:**
1. How are microbes used in the production of antibiotics?
2. Explain the role of microbes in sewage treatment.
3. What is the process of biogas production?
4. Discuss the applications of microbes in the food industry.
5. How do microbes help in nitrogen fixation?

Practice Questions

What is the most abundant gas in the Sun?

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What is the pH of pure water at 25°C?

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Which metal is liquid at room temperature?

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Which organ stores and releases glucose in the human body?

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Which gas is commonly used in balloons to make them float?

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Which type of bond is present in sodium chloride?

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Which gas is known as "laughing gas"?

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What is the primary source of energy for life on Earth?

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Which process describes the splitting of a nucleus into smaller nuclei?

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Which vitamin is responsible for blood clotting?

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