Biomolecule Testing

Which of these foods is tested for using Biuret solution?

• Starch

• Sugar

• Protein

• Fat

What does this result tell you about the food test in the diagram?

• Positive test for Starch

• Negative test for Starch

• Positive test for Protein

• Negative test of Protein

Tags

NGSS.MS-PS1-2

This diagram shows the procedure for the ethanol test. If there is a positive result...

• It will be clear showing fat is present

• It will be clear showing protein is present

• It will be cloudy showing fat is present

• It will be cloudy showing protein is present

Tags

NGSS.MS-PS1-2

The results of the Biuret test are shown in the diagram. If the purple colour is seen in the result, the food must contain...

• Fat

• Protein

• Starch

• Sugar

A positive result when using Benedict will be what color?

• brown

• red/orange

• blue black

Tags

NGSS.MS-PS1-2

The picture shown shows which class of biomolecule?

• Protein

• Nucleic Acid

• Carbohydrate

• Lipid

Identify the biomolecule

• Carbohydrate

• Lipid

• Protein

• Nucleic Acid

Tags

NGSS.MS-LS3-1

Which biomolecule turns iodine solution black?

• starch (complex)

• protein

• Sugar (simple)

• lipid

Which biomolecule does Benedict's solution test for?

• simple carbohydrate (monosaccharides)

• complex carbohydrates (polysaccharides)

• proteins

• lipids

Tags

NGSS.MS-PS1-1

Which of these foods is tested for using Benedicts solution?

• Starch

• Sugar

• Protein

• Fat

Tags

NGSS.MS-PS1-2