The Digestive and Excretory Systems

Question 1

In which part of the digestive system does a chemical change of the food first occur?

Revolt · Accepted Answer

mouth

Question 2

The picture represents the excretory system.

Revolt · Accepted Answer

ureter

Question 3

Which best describes the physical and chemical digestion of food?

Revolt · Accepted Answer

Physical and chemical digestion occur in the mouth; only chemical digestion occurs in the small intestine.

Question 4

Which plays both a role in physical and chemical digestion?

Revolt · Accepted Answer

saliva

Question 5

Which might indicate to a doctor that there is an issue with someone’s body chemistry?

Revolt · Accepted Answer

sugar in the urine

Question 6

nephronureterurethrabladder

Revolt · Accepted Answer

nephron

Question 7

Which is the role of the gall bladder?

Revolt · Accepted Answer

to store the liquid produced by the liver

Question 8

Which occurs during digestion?

Revolt · Accepted Answer

Physical digestion prepares the food for chemical digestion.

Question 9

Which shows the best connection between the digestive and excretory systems?

Revolt · Accepted Answer

The digestive system fuels the cells and the excretory system rids the body of the cells’ waste.

The Digestive and Excretory Systems Answers