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RP3: Food Tests

Use qualitative reagents to test for a range of carbohydrates, lipids and proteins

Required PracticalAQAGCSE

๐Ÿ”ฌ Equipment Required

  • Test tubes and rack
  • Bunsen burner, tripod, gauze
  • Water bath
  • Dropping pipettes
  • Benedict's solution
  • Iodine solution
  • Biuret reagent
  • Ethanol
  • Food samples
  • White tile

๐Ÿฆบ Safety Precautions

  • Wear safety goggles
  • Benedict's test requires hot water - take care
  • Ethanol is flammable - no naked flames nearby
  • Biuret reagent contains copper sulfate - irritant
  • Some reagents are corrosive

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About RP3: Food Tests

RP3: Food Tests is a required practical for AQA GCSE Biology. This practical use qualitative reagents to test for a range of carbohydrates, lipids and proteins

Students are expected to understand the method, identify and control variables, use appropriate equipment, analyse results, draw graphs, identify sources of error, suggest improvements, and consider safety precautions.

Questions on required practicals frequently appear in AQA GCSE Biology exams and can be worth significant marks. Practice with our AI-generated questions to master this practical.

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