Topic Details (Notes format)

Cell: The Unit of Life

Subject: General Science

Book: NCERT Biology Class 11

The cell is the fundamental unit of life.
- **Types of Cells**:
- Prokaryotic (Bacteria) vs. Eukaryotic (Plants, Animals).
- **Cell Organelles and Functions**:
- Nucleus (Controls cell activities).
- Mitochondria (Energy production).
- Ribosomes (Protein synthesis).

**Possible Exam Questions:**
1. Compare prokaryotic and eukaryotic cells.
2. What are the functions of mitochondria?
3. Explain the structure and function of the nucleus.
4. What is the role of ribosomes in protein synthesis?
5. How do plant and animal cells differ?

Practice Questions

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 type of blood vessel carries blood away from the heart?

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Which gas is known as "laughing gas"?

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Which part of the cell contains the genetic material?

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Which organelle is known as the "powerhouse of the cell"?

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What is the chemical formula of water?

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Which element has the highest electrical conductivity?

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Which planet has the strongest gravitational force?

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What is the function of platelets in the human body?

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