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Digestion and Absorption

Long Answer Type

91. Give the summary of absorption in different parts of the Digestive System.

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Short Answer Type

92. Distinguish between holozoic and saprozoic nutrition ?

Differences between holozoic and saprozoic nutrition :

Holozoic Nutrition :
1. It is the process of engulfing solid food.

2. The digestion may be intracellular or extracellular.

Saprozoic Nutrition :

1. In this mode of nutrition the organism feeds on dead and decaying matter.

2. It is generally extracellular and absorbs diffusible food.

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Long Answer Type

93. Describe digestion of nucleic acids.

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Short Answer Type

94. Differentiate between proximate and protective principles of food.

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Long Answer Type

95. Distinguish between :

(a) Lipases and peptidases.
(b) Amylase, sucrase, maltase and lactase,
(c) Passive and active absorption.
(d) Essential and non-essential amino acids.

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Short Answer Type

96. What are gall stones?

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Long Answer Type

97. Name the enzymes for protein digestion in the gastric, pancreatic and intestinal juices, the substrates they digest, and the products of their action.

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