CAIE IGCSE Biology 4.1.3 Food tests
CAIE IGCSE Biology 4.1.3 Food tests
Practise choosing food-test reagents and reading positive colour changes for starch, sugars, proteins, fats, oils and vitamin C.
How this is tested
- match iodine, Benedict's, biuret, ethanol and DCPIP to the correct nutrient test
- interpret tables of colour changes to decide which food substances are present
- apply positive results