Questions on Parts of the Cell
20 multiple choice questions on Parts of the Cell, with answers at the end.
Multiple Choice Questions: Parts of the Cell
1. What part of the cell controls all its activities?
A) Mitochondria
B) Nucleus
C) Ribosome
D) Cytoplasm
2. Which cell organelle is known as the “powerhouse of the cell”?
A) Golgi apparatus
B) Mitochondria
C) Lysosome
D) Endoplasmic reticulum
3. Where are proteins made inside the cell?
A) Nucleus
B) Ribosomes
C) Mitochondria
D) Lysosomes
4. Which organelle is responsible for packaging and transporting proteins?
A) Golgi apparatus
B) Lysosome
C) Nucleus
D) Cytoskeleton
5. What is the gel-like substance inside the cell called?
A) Cytoplasm
B) Cytoskeleton
C) Nucleoplasm
D) Matrix
6. Which part of the cell stores genetic information?
A) Cytoplasm
B) Ribosome
C) Nucleus
D) Cell membrane
7. Which organelle breaks down waste materials and cellular debris?
A) Lysosomes
B) Golgi apparatus
C) Mitochondria
D) Chloroplasts
8. The endoplasmic reticulum that has ribosomes attached to it is called:
A) Smooth ER
B) Rough ER
C) Golgi body
D) Lysosome
9. What part of the cell provides structure and helps in movement?
A) Cytoskeleton
B) Cell membrane
C) Mitochondria
D) Ribosome
10. Which organelle is found only in plant cells and is responsible for photosynthesis?
A) Mitochondria
B) Chloroplast
C) Lysosome
D) Golgi apparatus
11. The outer boundary that controls what enters and leaves the cell is called:
A) Cell wall
B) Cell membrane
C) Cytoplasm
D) Nuclear envelope
12. Which structure protects plant cells and provides additional support?
A) Cell membrane
B) Cell wall
C) Cytoplasm
D) Vacuole
13. What is the main function of the vacuole in plant cells?
A) Protein synthesis
B) Storage of water and nutrients
C) Energy production
D) Breaking down waste
14. Which cell part is involved in making lipids and detoxifying chemicals?
A) Rough ER
B) Smooth ER
C) Golgi apparatus
D) Lysosome
15. What small structures transport materials within the cell?
A) Vesicles
B) Ribosomes
C) Mitochondria
D) Cytoskeleton
16. The part of the cell that controls passage of materials in and out of the nucleus is called:
A) Nuclear membrane
B) Cell membrane
C) Golgi apparatus
D) Lysosome
17. Which organelle is involved in cell division by organizing spindle fibers?
A) Centrosome
B) Nucleus
C) Mitochondria
D) Ribosome
18. Which of these is NOT an organelle?
A) Cytoplasm
B) Golgi apparatus
C) Mitochondria
D) Lysosome
19. Where does cellular respiration mainly occur?
A) Nucleus
B) Mitochondria
C) Ribosomes
D) Endoplasmic reticulum
20. Which cell organelle modifies, sorts, and packages proteins and lipids?
A) Golgi apparatus
B) Lysosome
C) Ribosome
D) Mitochondria
- Questions on Prokaryotic and Eukaryotic Cells
- +20 Questions on the Cell Membrane
- +20 Questions on Cytoplasm and Cytoskeleton
Answer Key
1. B) Nucleus
2. B) Mitochondria
3. B) Ribosomes
4. A) Golgi apparatus
5. A) Cytoplasm
6. C) Nucleus
7. A) Lysosomes
8. B) Rough ER
9. A) Cytoskeleton
10. B) Chloroplast
11. B) Cell membrane
12. B) Cell wall
13. B) Storage of water and nutrients
14. B) Smooth ER
15. A) Vesicles
16. A) Nuclear membrane
17. A) Centrosome
18. A) Cytoplasm
19. B) Mitochondria
20. A) Golgi apparatus
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