Question

2. Give reason for the following:
(a) Man cannot digest cellulose fibres present in the food.
(b) Appendix and caecum are nonfunctional in all human
beings.
(c) Small intestine is the longest part of alimentary canal.
(d) All proteolytic enzymes are secreted in inactive form.
(e) Why are enzymes essential for all living organisms?
(f) Why are enzymes called biocatalysts?
(g) Why is there a need for the process of digestion?
(h) Why does intestinal wall bear so many villi?
(i) How is bile juice helpful in digestion, though it
contains no digestive enzymes?
6) Why are pepsin and trypsin secreted in inactive form?​

Answer 1

Searches related to 2. Give reason for the following: (a) Man cannot digest cellulose fibres present in the food. (b) Appendix and caecum are nonfunctional in all human beings. (c) Small intestine is the longest part of alimentary canal. (d) All proteolytic enzymes are secreted in inactive form. (e) Why are enzymes essential for all living organisms? (f) Why are enzymes called biocatalysts? (g) Why is there a need for the process of digestion? (h) Why does intestinal wall bear so many villi? (i) How is bile juice helpful in digestion, though it contains no digestive enzymes? 6) Why are pepsin and trypsin secreted in inactive form?​