A cell can be defined as... 

• The smallest unit of all matter
• The smallest unit of living matter
• A unit of matter with a cell wall
• A unit of matter with subatomic particles

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The smallest units of life were given the name ‘cells’ because they appear to look similar to:

• Market stalls 
• Rooms in an apartment 
• Cells in a battery
• Rooms in a prison 

Robert Hooke first observed cells by viewing ____________________ under the microscope. 

• A slide of cork 
• A slice of cake 
• A slice of human skin 
• A piece of human hair 

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The type of microscope most regularly used at a secondary school is... 

• Light microscope 
• Stereo-microscope 
• Stereo-sonic microscope 
• Electron microscope 

Cells are made up of smaller parts. These parts are called... 

• Subatomic particles 
• Protons 
• Organelles 
• Organic compounds

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Plant cells have a cell membrane 

• True 
• False 

Animal cells have a cell membrane 

• True 
• False 

Animal cells have a cell wall

• True 
• False 

All plant cells have chloroplasts 

• True 
• False 

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Highlight a difference between an elodea cell and a cheek cell 

• Elodea cells contain chloroplasts while a cheek cell does not 
• Cheek cells contain chloroplasts while elodea cells do not 
• Elodea cells contains a cell membrane while a cheek cell does not 
• Cheek cells contain a cell membrane while elodea cells do not