BI-1231
Food tests
Biology · Secondary 4 · Easy · Food tests
A student wants to test a food sample for fat. Which procedure should the student use?
- Mix with ethanol, add water, and look for a cloudy white emulsion.
- Boil with Benedict’s solution and look for an orange colour.
- Add iodine solution and look for a blue-black colour.
- Add Biuret solution and look for a purple colour.
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