Biological Molecules

Not an organic molecule....

• Carbon Dioxide
• Sucrose
• Cellulose
• Protein

Turns Blue-Black when testing for Non-Reducing Sugars...

• Benedicts soln
• Biuret soln
• Iodine soln
• Ethanol soln

A positive test for the Biuret test goes....

• Blue-black
• Purple
• White
• Brick red

Cellulose is a....

• Protein
• Polysaccharide
• Lipid
• Mineral

Makes up about 75% of a human....

• Carbon
• Hydrogen
• Water
• Oxygen

Which of the following tests for protein?

• Iodine
• Benedicts
• Biuret

How do you test for lipids?

• By using Ethanol and water

• By using Benedicts solution

• By using Iodine

• By using Biuret test

Which biological molecule is stored in chloroplasts ?

• Maltose

• Cellulose

• Starch

• Glycogen

Which of the following are proteins ?

• Amylase & starch

• Insulin & glucose

• Antibodies & amylase

• Glucose & glycogen

Which chemical element is only found in proteins ?

• Carbon

• Nitrogen

• Oxygen

• Hydogen