Hello student,

Here are some important previous year questions (PYQs) from the chapter "Cell: The Unit of Life" :

1. Who discovered the cell and in which year?

2. Differentiate between prokaryotic and eukaryotic cells.

3. Name two cell organelles that have their own DNA.

4. What are plasmids? Why are they important?

5. Describe the structure and function of the nucleus.

6. What is the function of ribosomes?

7. Which organelle is known as the powerhouse of the cell and why?

8. Write the differences between rough ER and smooth ER.

9. Explain fluid mosaic model of plasma membrane.

10. What is the function of lysosomes?

11. Name the components of the cytoskeleton.

12. What are centrioles? Mention their role in cell division.

13. What is the composition of the cell wall in plants?

14. Why is mitochondria called semi-autonomous organelle?

15. Describe the structure of a typical prokaryotic cell.

These are the types of questions that have repeatedly been asked in NEET, boards, and other exams. Focus well on diagrams too, especially for cell structure.

I hope this answer helps you. If you have more queries, feel free to share your questions with us, and we will be happy to assist you.

Thank you, and I wish you all the best in your bright future.