Cell Structures and Functions
1. Which organelle is known as the "powerhouse of the cell"?
✅ **Correct Answer: B) Mitochondria**
🔹 Mitochondria is known as the powerhouse of the cell because it produces ATP.
2. What is the function of ribosomes in a cell?
✅ **Correct Answer: A) Protein synthesis**
🔹 Ribosomes are responsible for protein synthesis in the cell.
3. The cell membrane is primarily composed of:
✅ **Correct Answer: B) Lipids and proteins**
🔹 The cell membrane is mainly composed of lipids and proteins.