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What is the main reason why we need protein in our diet?
to provide roughage
for growth and repair
What are the nutrients needed for energy?
carbohydrate and fat
carbohydrate and fibre
fat and minerals
Which nutrient cannot be digested?
Which nutrients do not need to be digested?
protein, minerals and vitamins
minerals, vitamins and water
fat, minerals and vitamins
What is the correct order for food passing through the digestive system?
stomach - large intestine - small intestine
small intestine - stomach - large intestine
stomach - small intestine - large intestine
What is mainly absorbed in the large intestine?
Where is most digested food absorbed?
in the stomach
in the small intestine
in the gullet
What is produced when proteins are digested?
fatty acids and glycerol
What does lipase digest?
What gives the small intestine a large surface area?
lots of loops of intestine
When faeces are passed out of the body, this is called:
Approximately what proportion of deaths in the UK from lung cancer are caused by smoking?
What is the addictive substance in tobacco smoke?
One of the main substances in tobacco smoke that causes cancer is:
Which statement about drugs is correct?
all drugs are medicines.
most drugs have no effect on the body.
alcohol and tobacco are legal drugs.