Four Biological Macromolecules

Which elements are present in carbohydrates?

• Carbon, hydrogen and oxygen

• Carbon, hydrogen, oxygen, and nitrogen

• Carbon only

• Carbon and hydrogen only

Which one of the following is not a complex carbohydrate?

• porridge

• pasta

• banana

• rice

Which of the following is not a simple carbohydrate?

• milk

• chocolate

• rice

• fruit

The body uses lipids…..

• For insulation

• To help with digestion

• To transport oxygen

• To make teeth

Which of these is a fat?

• Cooking oil

• Lard

• Sunflower oil

• Olive oil

In the body, lipids break down to make…

• Glucose

• Fatty acids and glucose

• Fatty acids and glycerol

• Amino acids and glycerol

What does your body use protein for?

• Growth and repair

• Transporting oxygen

• Energy only

• Insulation

Which of these foods is high in protein?

• carrots

• oranges

• rice

• soya beans

What type of molecules are made when a protein molecule breaks down?

• Amino acids

• Fatty acids

• Glucose

• Glycerol