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Worksheets

Digestive and Excretory

Total questions: 31

Worksheet time: 17mins

Name
Class
Date
1.

where digestion begins

a)

chemical digestion

b)

mouth

c)

mechanical digestion

2.

physical breakdown of food

a)

chemical digestion

b)

esophagus

c)

mechanical digestion

3.

breaking down food with enzymes

a)

chemical digestion

b)

esophagus

c)

peristalsis

4.

tube connecting the mouth to the stomach

a)

stomach

b)

esophagus

c)

peristalsis

5.

waves of muscle contractions (squeezing)

a)

stomach

b)

small intestine

c)

peristalsis

6.

large muscular sac that continues the mechanical and chemical digestion of food

a)

stomach

b)

small intestine

c)

liver

7.

Digestive organ where most chemical digestion and absorption of food takes place

a)

pancreas

b)

small intestine

c)

liver

8.

produces bile to break up fat particles

a)

pancreas

b)

large intestine

c)

liver

9.

produces enzymes for the small intestine that help break down starches, proteins, and fats

a)

pancreas

b)

large intestine

c)

liver

10.

organ that stores bile

a)

gall bladder

b)

large intestine

c)

liver

11.
Number 3 is pointing to the...
a)
Small intestine
b)
Rectum
c)
Large intestine
d)
Stomach
12.
Number 2 is pointing to the...
a)
Esophagus
b)
Stomach
c)
Small intestine
d)
Anus
13.
Which organ pushes food down to the stomach?
a)
Mouth
b)
Esophagus
c)
Rectum
d)
Large intestine
14.
Which body system gets ride of solid waste?
a)
Excretory (Urinary)
b)
Digestive
c)
Circulatory
d)
Respiratory
15.
Gastric juices in the stomach digest food into a thick liquid.  This is...
a)
Mechanical digestion
b)
Chemical digestion
16.
Number 8 is pointing to the...
a)
small intestine
b)
stomach
c)
anus
d)
rectum
17.
Number 7 in the diagram represents the:
a)
Small intestine
b)
Liver
c)
Large intestine
d)
Gall Bladder
18.
Bile is made by which digestive organ?
a)
Gallbladder
b)
Stomach
c)
Rectum
d)
Liver
19.
Which is NOT a function of the Digestive System?
a)
To rid the body of solid waste
b)
Absorb nutrients for energy & growth
c)
Break down nutrients from food
d)
Pump blood around the body
20.
Which of the following are secondary organs of the digestive system? 
a)
liver, stomach, & esophagus
b)
pancreas, liver, and gall bladder
c)
liver, stomach, & intestines
d)
intestines, anus, and stomach
21.
Food does not pass through which of the following? 
a)
stomach
b)
liver
c)
esophagus
d)
mouth
22.

This produces digestive juices that help to further break down the food in the small Intestine. It also produces insulin.

a)

Stomach

b)

Liver

c)

Gall Bladder

d)

Pancreas

23.
How do digested nutrients get to the body cells?
a)
Nutrients are absorbed through the mouth directly into the body cells
b)
Nutrients are absorbed through the villi in the small intestine into the blood stream
c)
Nutrients are absorbed by the large intestine and changed into vitamins
d)
Nutrients are absorbed directly through the stomach into the body cells
24.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
25.
Which organ of the excretory system stores urine until the body is ready to eliminate it?
a)
ureters
b)
urethra
c)
urinary bladder
d)
urea
26.
Which excretory organ eliminates water and some chemical wastes in perspiration?
a)
lungs
b)
skin
c)
liver
d)
kidneys
27.
What term do scientists use to describe the chemical process in which oxygen and glucose react to release energy inside body cells?
a)
respiration
b)
exhaling
c)
breathing
d)
inhaling
28.
What function do the kidneys perform?
a)
eliminate carbon dioxide
b)
supply oxygen to body cells
c)
remove urea and excess water
d)
play a role in gas exchange
29.
Using the picture, what is the structure of A?
a)
ureter
b)
kidney
c)
urinary bladder
d)
urethra
30.
Using the picture, what is the function of structure C?
a)
Carries urine away from the kidneys
b)
Stores urine
c)
Eliminates urea, excess water, and some other materials
d)
Carries urine away from body and eliminates it
31.
The excretory system rids the body of ______ waste.
a)
solid
b)
liquid