- A) Cell wall
- B) Cytoskeleton
- C) Vacuole
- D) Chloroplasts
Cell Biology MCQ
Total MCQ: 52
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22 Which structure is responsible for maintaining the internal environment of the cell?
- A) Cell membrane
- B) Cytoplasm
- C) Endoplasmic reticulum
- D) Mitochondria
23 What is the primary role of the nucleolus?
- A) DNA replication
- B) RNA synthesis
- C) Protein synthesis
- D) Lipid synthesis
24 What is the primary role of chlorophyll in chloroplasts?
- A) Photosynthesis
- B) Cellular respiration
- C) Protein synthesis
- D) Lipid synthesis
25 What do lysosomes contain that aids in digestion?
- A) Enzymes
- B) Nucleic acids
- C) Proteins
- D) Carbohydrates
26 What is the role of the cell wall in plant cells?
- A) Photosynthesis
- B) Protection and support
- C) Cellular respiration
- D) Protein synthesis
27 Which cell structure is involved in the synthesis of lipids?
- A) Rough ER
- B) Smooth ER
- C) Ribosome
- D) Golgi apparatus
28 What is the function of microtubules?
- A) Protein synthesis
- B) Cellular movement and support
- C) DNA replication
- D) Lipid synthesis
29 What type of transport requires energy to move substances across a cell membrane?
- A) Passive transport
- B) Facilitated diffusion
- C) Active transport
- D) Osmosis
30 What are the small, hair-like structures on the surface of some cells called?
- A) Cilia
- B) Flagella
- C) Pili
- D) Microvilli