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- 1. Multiple Choice
If you drop iodine solution on bread, it changes to blue-black. What does this show?
Bread contains protein
Bread contains sugar
Bread contains starch
Bread contains lipids?
- 2. Multiple Choice
When Starch is present, Iodine Solution turns...
Clear
Cloudy
Blue-black
Brown
- 3. Multiple Choice
What tests for starch?
Benedict's Solution
Iodine Solution
Iodine
Ethanol
- 4. Multiple Choice
A negative test for starch will cause Iodine to stay...
brownish yellow
brick red
black
blue-black
- 5. Multiple Choice
Which biomolecule turns iodine solution blue-black?
complex carbohydrate (polysaccharide)
protein
simple carbohydrate (monosaccharide)
lipid
- 6. Multiple ChoiceWhich reagent is used to test for complex carbohydrates (polysaccharides)?iodine solutionbiuret solutionBenedict's solutionSudan III solution
- 7. Multiple Choice
Aaron used iodine to test a substance for starch. The color of the iodine placed on the substance was brown. What was the result of Aaron's test?
The substance tested positive for starch.
The substance tested negative for starch.
- 8. Multiple Choice
Simple carbohydrates are also known as
starch
sugar
protein
fat
- 9. Multiple Choice
When starch is completely broken down, it is converted to...
Amino acids
Fatty acids
Glucose
vitamins
- 10. Multiple Choice
Simple carbohydrates are also known as
starch
sugar
protein
fat
- Answer choicesTagsAnswer choicesTags