1) Food is a source of what type of energy? a) Gravitational b) Chemical c) Heat d) Sound 2) Proteins break down into... a) fatty acids and glycerol b) amino acids c) maltose d) glucose 3) Lipids break down into... a) fatty acids and glycerol b) amino acids c) maltose d) glucose 4) Fats are sources of energy AND insulation a) True b) False 5) Carbohydrates breaks down into... a) fatty acids and glycerol b) amino acids c) starch d) glucose 6) Which of the following is not a carbohydrate? a) Cellulose b) Starch c) Glycogen d) Muscle 7) Why are proteins important? a) Energy b) Insulation c) Growth and Repair d) Transportation 8) What is the main function of fibre? a) Prevent constipation b) Growth and repair c) Insulation d) as a solvent 9) Water is needed... a) As a solvent b) to prevent constipation c) For transport d) energy 10) Select the source and functions of Vitamin C a) Citrus food b) Milk and eggs c) Fight infections and better vision d) Keeps bones, teeth and muscles healthy e) Sunlight f) Healthy skin, blood vessels, bones and cartilage 11) Select the source and functions of Vitamin D a) Citrus food b) Milk and eggs c) Fight infections and better vision d) Keeps bones, teeth and muscles healthy e) Sunlight f) Healthy skin, blood vessels, bones and cartilage 12) Select the source and function of Calcium a) Red meat, beans, nuts b) Milk, green vegetables c) Fish, shellfish and yoghurt d) Making red blood cells e) Strong bones/teeth, healthy muscles, blood clotting f) Make some hormones 13) Select the source and function of Iron a) Red meat, beans, nuts b) Milk, green vegetables c) Fish, shellfish and yoghurt d) Making red blood cells e) Strong bones/teeth, healthy muscles, blood clotting f) Make some hormones

Biological molecules

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