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Nat 5 Biology Unit 1: Cell Biology
Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What process allows substances to move across the cell membrane from high to low concentration?✔✔Diffusion
What is the name of the process by which cells engulf large particles?✔✔Phagocytosis
What is the role of the cell wall in plant cells?✔✔To provide structural support and protection
How does osmosis differ from diffusion?✔✔Osmosis is the movement of water across a semi-permeable membrane, while diffusion refers to the movement of all substances from high to low concentration
What is the function of the cytoskeleton in a cell? 1 / 2
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✔✔To provide structural support and facilitate cell movement
What is the main role of the nucleolus within the nucleus?✔✔To produce ribosomes
What are the two main types of cells in living organisms?✔✔Prokaryotic and eukaryotic cells
What is the primary function of chlorophyll in plant cells?✔✔To absorb light energy for photosynthesis
How is the structure of a root hair cell adapted to its function?✔✔It has a large surface area to increase the absorption of water and minerals from the soil
What is the role of the smooth endoplasmic reticulum in a cell?✔✔To synthesize lipids and detoxify harmful substances
What is the difference between animal and plant cells in terms of energy production?
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