Ill. Short answer type questions
1. How is ingestion different from egestion?
2. Name the four types of teeth and their main functions in the huma
3. How do villi help in small intestines of human beings?
4. What is rumination?
IV. Long answer type questions
1. With the help of a well-labelled diagram, describe how an amoeba
its food.
2. Explain the process of digestion in human beings.
3. How do nutrients get assimilated after digestion in the human bo
4. Describe in brief the process of digestion in ruminants.
Answers
Answer:
1.The main difference between ingestion and egestion is that ingestion is the intake of food into the body whereas egestion is the elimination of wastes out of the body. Ingestion occurs through the mouth in animals. ... The elimination of wastes of the digestion occurs through the anus in animals
2.Incisors
Canines
Premolars
molars
3. villi absorb the useful nutrient in the small intestine
4.the action of chewing the cud.
LA 3.Assimilation is the movement of digested food molecules into the cells of the body where they are used. For example: glucose is used in respiration to provide energy. amino acids are used to build new proteins.
4.The digestion process in Ruminants begins by chewing and swallowing its food. Ruminants do not completely chew the food they eat, but just consume or gulp as much they can and then swallow the food. ... This cud produced is regurgitated back into the animal's mouth where they can be chewed again.
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