BI-153
Food tests
Biology · Secondary 3 · Easy · Food tests
A student adds Benedict’s solution to four different samples and heats them in a water bath. The colours obtained are shown.
• Sample W: blue
• Sample X: green
• Sample Y: yellow
• Sample Z: brick‑red
Which sample contains the highest concentration of reducing sugar?
• Sample W: blue
• Sample X: green
• Sample Y: yellow
• Sample Z: brick‑red
Which sample contains the highest concentration of reducing sugar?
- Sample W
- Sample X
- Sample Y
- Sample Z
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