Topic Details (Notes format)

Biomolecules

Subject: General Science

Book: NCERT Biology Class 11

Living organisms contain biological molecules.
- **Types of Biomolecules**:
- Carbohydrates (Energy source).
- Proteins (Growth and repair).
- Lipids (Stored energy).
- Nucleic Acids (DNA and RNA).
- **Functions**:
- DNA stores genetic information.
- Enzymes catalyze biochemical reactions.

**Possible Exam Questions:**
1. What are the major biomolecules in cells?
2. How do enzymes function as biological catalysts?
3. Explain the structure of DNA and RNA.
4. What is the difference between saturated and unsaturated fats?
5. How do carbohydrates provide energy?

Practice Questions

What is the most abundant gas in the Sun?

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What is the most common state of matter in the universe?

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What type of bond is formed by sharing electrons between atoms?

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What is the approximate age of the Earth?

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What type of macromolecule is an enzyme?

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What is the primary function of white blood cells?

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What is the chemical symbol for the element iron?

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What is the term for an organism that can make its own food?

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

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What is the boiling point of water at standard atmospheric pressure?

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