1. ,-Jame:
Class: Date:
Topic 5 - ANIMAL NUTRlrloN - PART 2 (Human
Section-A: Multiple Choice Questions [15 markst
atimentary canat)
40
1. which of the following gives the correct order of the stages of nutrition?
A Digestion, absorption, assimilation and ingestion
B Digestion, ingestion, absorption and assimilation
C lngestion, digestion, absorption and assimilation
D lngestion, assimilation, digestion and absorption
2. Where is bile produced in man?
A Gallbladder C Pancreas
B Liver D Spleen
Which of the following best defines peristatsis?
A The movement of food from the mouth to the oesophagus
B The movement of food from the mouth to the anus
C The contraction of the muscles of the oesophagus
D The contraction of the muscles of the alimentary canal
4. The diagram shows the human alimentary canal.
Where does the digestion of starch begin?
Topic 5 -Animal Nutrition -Part2 Page I of7

2. 5. The bile duct connects the gall bladder to the duodenum. What happens if the bile duct is blocked?
A Carbohydrate digestion is reduced.
B Fat digestion is reduced.
C Protein digestion is slow.
D The duodenum contents are neutralized more quickly.
6. The diagram shows part of the human alimentary canal.
When food is present, which two structures usually contain bile?
A 1and3 C 2and4
B 2and3 D 3and4
7. The diagram shows the human alimentary canal.
Which processes occur in part X?
absorption digestion
A J( x
B x
c J(
D
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3. Where do cfierrrft:al digestion and absorption of digested food occur in the human alimentary canal?
Chemical digestion Absorption
A oesophagus liver
B oesophagus pancreas
c stomach ileum
D stomach oesophagus
9. ln which order do these events occur in human nutrition?
A digestion -+ ingestion'+ absorption -r assimilation
B digestion -+ ingestion -r assimilation + absorption
C ingestion '+ drgestion -r absorption -r assimilation
D ingestion -+ digestion + assirnilation '+ absorption
10. What is the function of the gall bladder?
A Absorption of fat.
B Digestion of fat.
C Production of bile.
D Storage of bile.
11. Where in the alimentary canal is most water abeorbed?
A colon C oesophagus
B ileum D stomach
12. The diagram shows part of the human digestive system.
Arhich part eecretes an acidic digestive juice containing protease?
11. Which region of the alimentary canal has the greateet surface area for absorption of food molecules?
A colon C ileum
B D stomach
duodenum
L__l
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4. 12. The diagram shows the alimentary canal. where is the enryme responsible for the
first stage of protein
digeetion produced?
E
13. The diagram shows the human alimentary canal. Which structure absorbs most water?
14. Which secretion, released into the alimentary canal, contrains no enzymes but speeds up fat digestion?
A bile C pancreatic juice
B intestinaljuice D saliva
15. Which part of the alimentary canal is most acidic?
A colon C mouth
B ileum D stomach
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5. B: Strucfired Questions
The diagram bdott, shows the human alimentary canal and its associated organs. Using the name of the
structule and ttre appropriate number, label the iollowing five structures on the Oiagram. [S1
Structurc - lt ingests food.
1
Sfrucfure 2- Only proteins are digested here.
Sfrucfure 3- lt absorbs digesfed food
Structure 4 - lt absorbs water from indigestible food.
Structure 5- /f egesfs faeces.
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6. 2. Complete the following sentences by filing in the blanks. [41
(a) After potato has been chewed in the mouth for several minutes, the starch in it is digested into smaller,
molecules.
(b) The process of moving food along the alimentary canal is called
(c) Undigested material is expelled from the alimentary canal by the process of
through the
3. The diagram below shows the human gut.
(a) ldentify the structures labeled A -D [41
A
D
(b) For each of the organs labeled above, state one major function. [4]
A
B
c
D
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7. l!
diagram below shows the human alimentary canal and associated organs. [8t
Complete the table below using the words from the following list of possible functions'
absorption assimilation digestion egestion ingestion
Stomach lleum Anus Liver
Structure Main functions
A
B
c
D
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Topic 5 - Animal Nutrition -Pafi2