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WorksheetsDigestive System. YAY!
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
What are the duties of an animal digestive system?
a)
Ingest food, break down molecules into smaller ones, absorb nutrients, and rid of non usable materials
b)
rest, ice, compression, elevate
c)
to eat food
d)
to get rid of the unimportant stuff
2.
What is the involuntary contraction and relaxation of muscle that pushes contents forward
a)
submucosa
b)
peristalsis
c)
guttation
d)
serosa
3.
TRUE OR FALSE: A complete digestive tract has one opening as long as it acts as an entrance and an exit for nutrients.
a)
True
b)
False
4.
Which association of the role of digestion is incorrect?
a)
mouth - starch digestion
b)
liver - bile production
c)
esophagus - protein digestion
d)
small intestine - starch, lipid, and protein digestion
5.
Which of these could be absorbed directly without the need of digestion?
a)
fat
b)
protein
c)
nucleic acid
d)
glucose
6.
Plants typically store excess glucose as
a)
starch
b)
glycogen
c)
glucose
d)
fiber
7.
TRUE OR FALSE: The mouth is start of digestion in mammals.
a)
True
b)
False
8.
Where does most absorption of the products of digestion occur?
a)
through the walls of the large intestine
b)
the esophagus
c)
the walls of the stomach
d)
the villi of the small intestine
9.
Which organism has an incomplete digestive system?
a)
cheetah
b)
planarea
c)
monkey
d)
puppy
10.
Which organism is not a continuous feeder?
a)
squid
b)
whale
c)
clam
d)
mollusks
11.
TRUE OR FALSE: The crop and the stomach are the same that they both can hold materials consumed
a)
True
b)
False
12.
TRUE OR FALSE: The crop and the stomach are the same that they both can start digestion.
a)
True
b)
False
13.
What is chyme?
a)
the fluid mainly taken out by the large intestine
b)
a flavorful gum
c)
a mixture of digestive food from stomach and stomach acid
d)
partially chewed food that is refluxed
14.
Where do lipids begin to be digested?
a)
lips
b)
tongue
c)
trachea
d)
small intestine
15.
TRUE OR FALSE: Proteins first begin being digested in the large intestine
a)
True
b)
False
16.
Gastroesophageal Reflux Disease (GERD) is when ....
a)
your eyes become very watery
b)
inflammation occurs only in the colon
c)
the esophageal splitchter becomes loose and lets stomach acid back up the throat
d)
the large intestine does not absorb enough water.
17.
TRUE OR FALSE: Crohn's disease is aggravated due to stress and eating habits.
a)
True
b)
False
18.
Which of these does NOT causes the upward movement of water up against gravity in a stem?
a)
transportation
b)
adhesion
c)
cohesion
d)
photosystem II
19.
Mechanical digestion includes....
a)
chewing
b)
stomach muscle contraction
c)
none of the above
d)
all of the above (not including none of the above because that would make no sense)
20.
What are the finger like projections that help to increase surface area to help with nutrient absorption.
a)
pseudopods
b)
villi
c)
arms
d)
tongue
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