BI-1371
Food tests
Biology · Secondary 4 · Easy · Food tests
A student tests four unknown solutions for reducing sugars using Benedict's test. Each solution is heated with Benedict's solution in a water bath.
Which observation shows a positive result for reducing sugar?
Which observation shows a positive result for reducing sugar?
- Solution stays blue
- Solution turns green
- Solution turns brick-red with a precipitate
- Solution turns purple
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