Monday, March 11, 2019

Digestion and Absorption: Previous Year Questions Part 2

DIGESTION AND ABSORPTION

2013 OCTOBER (IMPROVEMENT)
No questions
MARCH 2014
1.     Sketch an outline (or a flowchart) of protein digestion taking place in your alimentary canal. (3)
2014 AUGUST (IMPROVEMENT)
1.     Pro-enzyme pepsinogen is a protein digesting enzyme (inactive form) of the human digestive system.
a.   Name the digestive gland which secretes this enzyme.
b.   How does pepsinogen change into its active form, pepsin?
c.    Complete the following sentence:
      Pepsin converts proteins into proteoses and ……………..  (½ +1½= 2)   
2015 MARCH
1.     Observe the following figure.
G:\blue tooth\New Doc 13_5.jpg
a.   Name the figure.
b.   Label the parts A, B and D (2)
2015 SEPTEMBER (IMPROVEMENT)
1.     Construct a flowchart to demonstrate the digestion of proteins in different parts of human alimentary canal. (Hint: Any three steps only).              (2)

PART 3

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