BI-1390
Food tests
Biology · Secondary 4 · Easy · Food tests
A student tests a food sample and obtains these results:
- Biuret test: lilac
- Benedict’s test (heated): remains blue
- Ethanol emulsion test: clear, no emulsion
Which row correctly shows the nutrients present?
- Biuret test: lilac
- Benedict’s test (heated): remains blue
- Ethanol emulsion test: clear, no emulsion
Which row correctly shows the nutrients present?
- protein only
- reducing sugar only
- fat only
- protein and reducing sugar only
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