WorksheetsThe process of digestion ADPTT
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
Why do we need to digest our food?
a)
To break it into tiny bits that our cells can use for energy.
b)
Because our body can only eat liquid food.
c)
To take the air out of the food.
d)
To make the food weigh less inside us.
2.
What is digestion?
a)
The process of changing food into nutrients for the body.
b)
Only the action of chewing with our teeth.
c)
Throwing away what the body doesn't need.
d)
Moving food from the stomach to the heart.
3.
Which parts of the mouth start the "mechanical" work?
a)
The teeth and the tongue.
b)
The salivary glands and the throat.
c)
The liquids coming from the tummy.
d)
Only the lips and the roof of the mouth.
4.
What is the job of saliva?
a)
To make food wet and easy to swallow.
b)
To create new vitamins.
c)
To keep the teeth from getting hurt.
d)
To stop us from breathing.
5.
What is the name of the "food ball" we swallow?
a)
Bolus.
b)
Chyme.
c)
Chyle.
d)
Simple nutrient.
6.
What does saliva do to bread or potatoes (starch)?
a)
It starts turning them into simple sugars.
b)
It turns them into fat.
c)
It does nothing; it waits for the stomach.
d)
It turns them into proteins.
7.
Which tube carries food from the mouth to the stomach?
a)
Esophagus.
b)
Trachea (windpipe).
c)
Small intestine.
d)
Pancreas.
8.
What helps the stomach break down food?
a)
Gastric juices (acid).
b)
Bile and water.
c)
Only air and saliva.
d)
Fruit juice.
9.
What does food become after some time in the stomach?
a)
A thick "soup" called Chyme.
b)
Clear water.
c)
Whole pieces of food.
d)
Pure glowing energy.
10.
What is one important job of the liver?
a)
Cleaning the blood and storing vitamins.
b)
Making saliva.
c)
Helping the lungs to breathe.
d)
Making bones.
11.
Where is the bile (the liquid that breaks fats) stored?
a)
In the gall bladder.
b)
In the stomach.
c)
In the brain.
d)
In the kidneys.
12.
What does the pancreas do?
a)
It makes digestive juices and controls blood sugar.
b)
It helps us chew better.
c)
It stores the water we drink.
d)
It is not important.
13.
What are the three parts of the small intestine?
a)
Duodenum, jejunum, and ileum.
b)
Mouth, esophagus, and tummy.
c)
Liver, pancreas, and spleen.
d)
Top, middle, and bottom.
14.
Why does the small intestine have tiny "hairs" (villi)?
a)
To have more space to absorb nutrients quickly.
b)
To stop food from moving too fast.
c)
To make poop.
d)
To keep the body warm.
15.
What is the main job of the large intestine?
a)
To take water out of the leftovers.
b)
To start digesting meat.
c)
To carry food to the blood.
d)
To chew the food again.
16.
What does the rectum do?
a)
It collects waste to prepare it for the toilet (feces).
b)
It makes vitamins.
c)
It cleans the urine.
d)
It sends energy to the muscles.
17.
What does the epiglottis do?
a)
It acts like a lid to stop food from going to the lungs.
b)
It makes saliva flow faster.
c)
It pushes food down.
d)
It stores the bile.
18.
What do we call the organs that make helper liquids?
a)
Digestive glands.
b)
Respiratory tubes.
c)
Blood vessels.
d)
Digestive muscles.
19.
Which substance in the stomach breaks down meat?
a)
Proteases.
b)
Glycosidases.
c)
Saliva.
d)
Bile.
20.
What do we call the helpers that break down fats (oil, butter)?
a)
Lipases.
b)
Peptidases.
c)
Glycosidases.
d)
Saliva.
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