Biology
Given alongside is the diagram of the human alimentary canal.
(i) Name the parts 1-11 indicated by guidelines.
(ii) State the function of the juice secreted by part 1.
(iii) State the function of the three enzymes found in the juice secreted by part 3.
Answer
(i) The parts are
- Stomach
- Bile duct
- Pancreas
- Large intestine
- Small intestine
- Rectum
- Appendix
- Duodenum
- Gall bladder
- Liver
- Anus
(ii) The juice secreted by part (1) is the Gastric juice.Gastric juice being acidic in nature kills the germs and activates pepsin.
(iii) The function of the three enzymes found in the gastric juice are
- Amylase enzyme digest starch into maltose.
- Trypsin enzyme digest proteins into peptides.
- Lipase enzyme digest emulsified fats into fatty acids anf glycerols.
Related Questions
(i) Name the juice secreted by the liver.
(ii) Name the organ where this juice is temporarily stored.
(iii) What is the main function of this juice?
Name the three enzymes found in the pancreatic juice and mention their functions.
Name the three regions of the large intestine.
Fill in the blanks in the table (1-5) by selecting the suitable names of substances from the list given below:
[lipase, peptones, fatty acids, proteoses, protein].
Digestive
Enzymesacts on to form (i) Pepsin …….(2)…….. …….(3)…….. and …….(4)…….. (ii) …….(1)…….. fats …….(5)……..