Eggs can form part of a balanced diet and provide a good source of some food types. Name two of these food types. [2011][2006 OL] [2006] The diagram shows a food pyramid. Name one item of food that could be found at X in the pyramid. Name one other food from level B Why should only a small amount of the foods at the top of the pyramid be eaten? Explain how to use a food pyramid to plan a healthy diet. Food Tests [2010 OL] (or solution was added to a food sample. Some Fehling’s Benedict’s) The mixture was blue at the start. When the mixture was heated a brick-red colour appeared. For which food type is this a positive test? What is the function of this food type in the body? [2007][2010] Describe how to test a food for the presence of fat. [2011 OL] What chemical is used to test for starch? [2006] Tests were carried out on three foods by a pupil in a Food Tested Food Tests school laboratory. Starch Protein Fat The results of these tests are given in the table. sugar A plus (+) sign means a positive result to a test. Food A + + – – A minus (–) sign means a negative result to a test. Food B + + – – Which one of the foods, A, B or C would most likely Food C + + + – be cheese, meat, or fish? Which one of the foods, A, B or C would most likely be crisps, or chips? Food labelling [2008 OL] Nutritional Food A per 100 Food B per 100 g The table shows the nutritional information Information g given on the labels on two foods A and B. Which food, A or B, provides the most energy Energy 1629 kJ 394 kJ per 100 g? Protein 26 g 5.6 g Which food, A or B, is more likely to be cheese? Carbohydrate Trace 20.3 g Give a reason for your answer. Fat 19.5 g 0.6 g Nutritional Information per 100 g Energy 872 kJ / 206 kcal Protein 15 g
Eggs can form part of a balanced diet and provide a good source of some food types. Name two of these food types. [2011][2006 OL] [2006] The diagram shows a food pyramid. Name one item of food that could be found at X in the pyramid. Name one other food from level B Why should only a small amount of the foods at the top of the pyramid be eaten? Explain how to use a food pyramid to plan a healthy diet. Food Tests [2010 OL] Some Fehling’s (or Benedict’s) solution was added to a food sample. The mixture was blue at the start. When the mixture was heated a brick-red colour appeared. For which food type is this a positive test? What is the function of this food type in the body? [2007][2010] Describe how to test a food for the presence of fat. [2011 OL] What chemical is used to test for starch? Food Tested Food Tests Starch sugar Protein Fat Food A + – – + Food B – – + + Food C + – + + [2006] Tests were carried out on three foods by a pupil in a school laboratory. The results of these tests are given in the table. A plus (+) sign means a positive result to a test. A minus (–) sign means a negative result to a test. Which one of the foods, A, B or C would most likely be cheese, meat, or fish? Which one of the foods, A, B or C would most likely be crisps, or chips? Food labelling [2008 OL] Nutritional Information Food A per 100 g Food B per 100 g Energy 1629 kJ 394 kJ Protein 26 g 5.6 g Carbohydrate Trace 20.3 g Fat 19.5 g 0.6 g The table shows the nutritional information given on the labels on two foods A and B. Which food, A or B, provides the most energy per 100 g? Which food, A or B, is more likely to be cheese? Give a reason for your answer. Nutritional Information per 100 g Energy 872 kJ / 206 kcal Protein 15 g
3.%20Food.docx