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The Digestive Process
Test Description: Basic digestion questions
Instructions: Answer all questions to get your test result.
1) Where does digestion start?
A
the mouth
B
large intestine
C
The stomach
D
small intestine
2) What action in the mouth is chemical digestion?
A
Teeth chewing food
B
absorption of nutrients
C
enzymes in the saliva breaks down starches
D
saliva moistening food
3) Which is true about digestion in the stomach?
A
There are only physical changes occurring in the stomach.
B
There are only chemical changes occurring in the stomach.
C
The muscles churning the food is a physical change. The acid/enzymes is a chemical change.
D
The muscles churning the food is a chemical change. The acid/enzymes is a physical change.
4) Where does most of the nutrient absorption happen in the body?
A
Large Intestine
B
Stomach
C
Mouth
D
Small Intestine
5) What happens in the large intestine?
A
Food is churned into smaller pieces.
B
urine is formed
C
enzymes break down food into nutrients.
D
Excess water is absorbed
6) Which part of the digestive tract only has mechanical digestion occurring?
A
small intestine
B
large intestine
C
mouth
D
stomach
7) What is the name for the muscle contractions that pushes food through the digestive system?
A
capillary action
B
peristalsis
C
villi
D
enzyme action
8) Which is NOT an example of a chemical change?
A
burning logs in a fire
B
crushing a cracker
C
baking a cake
D
mixing baking soda and vinegar to create carbon dioxide
9) How does the liver help the process of digestion?
A
It pushes the food through the digestive system
B
It is not part of the digestive system
C
It squeezes the food into smaller pieces.
D
It creates bile which breaks down fats
10) Which is not a function of the digestive system?
A
break down food
B
absorb nutrients
C
eliminate wastes
D
circulate blood
11) What is the energy transformation during digestion?
A
thermal to radiant
B
chemical to thermal
C
radiant to thermal
D
thermal to chemical
*select an answer for all questions
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