Digestive System

Which of the following is not part of the digestive system?

• mouth

• gullet

• small intestine

• lung

Which of the following statements about saliva is true?

• Saliva absorbs water from undigested food.

• Saliva helps to push food down to the stomach.

• Saliva chews food into smaller substances.

• Saliva contains digestive juices which digests food into simple substance.

What will happen if the large intestine is not working?

• Digested food will not be absorbed.

• Food will not be digested completely.

• Soft and watery stool will be passed out.

• Solid waste cannot be stored before leaving the body.

In which of the following parts, P, Q, R and S, are the digestive juices produced?

• P and Q

• P, Q and R

• Q and S

• R and S

Part Z is the (a)   .

The bar graph shows the amount of digested and undigested sandwich in Brayden’s body over a period of two hours after he had eaten. Organ C is the __________.

• mouth

• gullet

• stomach

• small intestine

What happens to the digested food in organ D?

• Digested food is passed out as faeces.

• Digested food is absorbed into the bloodstream.

• Digested food is absorbed in the large intestine.

• Digested food is passed to the large intestine.

C is the (a)   system

A is the muscular system.

• True

• False

What is System B?

• Digestive system

• Respiratory system

• Skeletal system

• Muscular system

• Circulatory system