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

Which particle is responsible for the negative charge of an atom?

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Which element is the most abundant in the Earth’s crust?

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What is the function of hemoglobin in the blood?

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Which scientist is known for the laws of motion?

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Which acid is found in the human stomach?

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Which organ stores and releases glucose in the human body?

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Which organelle is responsible for photosynthesis in plants?

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Which gas is used in fire extinguishers?

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Which gas is known as "laughing gas"?

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Which is the smallest bone in the human body?

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