Topic Details (Notes format)

Cell: Structure and Functions

Subject: General Science

Book: NCERT Science Class 8

The cell is the basic unit of life.
- **Types**:
- Plant cells (cell wall, chloroplast).
- Animal cells (no cell wall).
- **Cell Components**:
- Nucleus (controls activities).
- Cytoplasm (contains organelles).
- **Functions**:
- Growth, repair, reproduction.

**Possible Exam Questions:**
1. What is the difference between plant and animal cells?
2. How does the nucleus control cell activities?
3. What are the functions of different cell organelles?
4. Why is the cell called the basic unit of life?
5. Explain the process of cell division.

Practice Questions

What is the chemical formula for carbon dioxide?

View Question

Which organ regulates blood sugar levels in the human body?

View Question

Which type of bond is present in sodium chloride?

View Question

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

View Question

Which acid is found in the human stomach?

View Question

Which gas is released during photosynthesis?

View Question

Which vitamin is essential for calcium absorption?

View Question

What is the SI unit of power?

View Question

What is the main component of the human skeleton?

View Question

What is the most abundant gas in the Sun?

View Question