Lesson 2 Nutrition in animals
Very Short Answer type Questions.
1. What does gastric juice help to convert?
2. What is the main function of teeth?
3. What are the two components of digestive system?
4. What is oesophagus?
5. Why does bread taste sweet when chewed for some time?
6. Give one instant source of carbohydrate?
7. Where the digestion does starts?
8. What is not digested by human?
9. Name the glands present in the mouth.
10. Where is bile produced?
11. Name the process of taking in food?
12. What helps the food to taste it by our tongue?
13. Name the largest gland in human body.
14. Which part of Amoeba helps in capturing the food particles?
15. Name the organ that helps in nutrition in Hydra?
Answers
Answer:
gastric juice help to convert fats into fatty acids and glycerols
Answer:
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Explanation:
1...Gastric juice help to convert fats into fatty acids and glycerol.
2...Teeth assist animals in obtaining food and breaking it down for efficient digestion.
3...The two components of digestive system are: 1.alimentary tract
2.accessory organs.
4...Oesophagus is the part of the alimentary canal which connects the throat to the stomach.
5...When we chew the bread, saliva gets mixed with it. The enzyme, salivary amylase present in saliva breaks down complex carbohydrates of bread into sugars. This is the reason why, bread tastes sweet on chewing.
6... Fruits and Juices
7...Digestion starts in the mouth.
8...Cellulose is not digested by humans.
9...The glands present in the mouth are the parotid, the submandibular, and the sublingual glands(three pairs of salivary gland).
10..Bile is produced in liver.
11..The process of taking in food is called ingestion.
12..Taste bud is made up of taste cells, which have sensitive, microscopic hairs called microvilli which helps the food to taste it by our tongue.
13..Liver is the largest gland in human body.
14..Pseudopodia is the part of amoeba which helps in capturing the food particles.
15..Cnidocyst is the organ which helps in nutrition in Hydra