Chapter 4 - Nutrients 1

Which of the following is NOT a function of water in humans?

• it is a component in blood

• it helps regulate body temperature

• it is a component of bones

• it helps in transporting substances

Which of the following elements are found in carbohydrates?

• hydrogen

• carbon

• sodium

• nitrogen

• oxygen

Name a non-reducing sugar.

Which of the following molecules can be hydrolysed?

• glucose

• fructose

• sucrose

• lactose

Which of the following is/are true of carbohydrates?

• they are only used to provide energy

• they can be stored in our bodies

• some can only be produced in plants

• they can be identified by using iodine