It is absolutely not necessary to produce amylase in an inactive form in our body, but it is not so, in the case of trypsin. Give reason.

2

(a)

How would it affect the digestion of fats and carbohydrates, if there is a blockage in the pancreatic duct? Explain.

2

(a)

Where does the absorption of drugs start in human alimentary canal?

2

(a)

Why is the egestion process of food necessary?

2

(a)

HCI is a strong acid. Yet it does not corrode the walls of the stomach. Why?

2

(a)

Mention the importance of chemical analysis of liver in postmortem.

2

(a)

Bile juice contains no digestive enzymes, yet it is important for digestion.Why?

2

(a)

The diagram shows part of the human alimentary canal.Which two structures produce substances involved in the digestion of fats?

2

(a)

In case of dysentery people feel a sense of weakness. What may be the reason for this?

2

(a)

Fill in the blanks with appropriate enzymes that bring the required changes in the following.
(i) Trypsinogen \(\stackrel{?}{\longrightarrow}\) Trypsin
(ii) Caesin \(\stackrel{?}{\longrightarrow}\) Paracasein + Whey protein
(iii) RNA \(\stackrel{?}{\longrightarrow}\) Ribonucleotides
(Iv) Triglycerides \(\stackrel{?}{\longrightarrow}\) Fatty acids + Glycerol

2

(a)