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6. What is a monosaccharide?
- A fatty acid
- A double sugar unit
- A single sugar unit
- A lipid
7. What is the test for starch ?
- Benedict's test
- Iodine test
- Biuret test
- Emulsion test
8. What colour indicates a positive result for the Benedict's test?
- Purple
- Brick red
- Blue
- White
9. How do you test for a reducing sugar?
- Dissolve in ethanol
- Add Benedict's reagent
- Add Benedict's reagent and heat
- Add Biuret solution
10. What type of bond is formed between 2 monosaccharides?
- Ester
- Double
- Glycosidic
- Peptide
11. What colour indicates a positive result for a protein?
12. Which do these is not a carbohydrate?
- Starch
- Cellulose
- Lipid
- Glycogen
13. Name a non- reducing disaccharide?
- Fructose
- Maltose
- Sucrose
- Glucose
14. What shows a positive result for a lipid?
- Red
- Purple
- Cloudy emulsion
- Blue
15. What is the formula for glucose?
- C6H6O6
- C10H12O6
- C6H12O6
- C12H12O6
16. What is an unsaturated lipid at room temperature?
17. What type of bond is formed between 2 amino acids?
- Peptide
- Double
- Glycosidic
- Ester