N5 Biology Unit 1 Revision (KA 1-3)

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• KA 1 Cell Structure
• KA 2 Transport Across Membranes
• KA 3 DNA and Protein

Which structure is found in a plant cell but not an animal cell?

• Nucleus
• Cell wall
• Cell membrane
• Cytoplasm

Which differences between an animal cell and a bacterial cell are correct?

• Their cell walls are made of different materials
• Bacterial cells have mitochondria and animal cells do not
• Animal cells have chloroplasts and bacterial cells do not
• Animal cells have a nucleus and bacterial cells do not

Which structure is the site of protein synthesis?

• Ribosome
• Mitochondria
• Chloroplast
• Plasmid

Which line correctly describes plant AND bacterial cells?

• Both have their genetic material inside a nucleus
• Their cell walls are made of the same substance
• Both contain chloroplasts and vacuoles
• Both contain cytoplasm, cell membranes and a cell wall

Calculate the average length of the cells

• 120 micrometres
• 55 micrometres
• 200 micrometers
• 60 micrometres

Calculate the average length of a cell

• 2 mm
• 0.4 mm
• 0.2 mm
• 0.1 mm

Which part of the cell is the site of photosynthesis?

Which type of cell may contain a capsule for additional protection?