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प्रश्न
What do you mean by nutrition?
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उत्तर
Nutrition can be defined as the process which involves the utilization of food by an animal to obtain energy for growth and development.
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संबंधित प्रश्न
What is the name of the opening in the human body through which undigested food is thrown out?
Which part of the body secretes bile?
The process of digestion in humans is completed in ______.
In human digestive system, bile is secreted by ______.
What are the end products of the digestion of: starch, proteins and fats respectively?
What is roughage? Give two examples.
List the enzymes and their action on food in the stomach and intestine.
Write True or False in the following statement
Molars help in cutting and tearing food.
Fill in the blank.
The _______ are used for tearing the food.
Rewrite the following parts of the human alimentary canal in their correct sequence Stomach, Oesophagus, Large instestine, Small intestine, Pharynx.
Write true or false for the below statement. Rewrite the false statements correctly.
The wave-like motion of stomach muscles to push the food is called peristalsis.
Define with examples: Omnivores
Mark odd one in the series:
Match items in column A with the appropriate items in Column B:
| Column A | Column B | ||
| 1 | HCl | a | Lactose |
| 2 | Rennin | b | Pellagra |
| 3 | Enteropeptidase | c | Rumen |
| 4 | Cellulose | d | Pepsin |
| 5 | Ptyalin | e | Starch |
| 6 | Vitamin | f | Pernicious anaemia |
| 7 | Intestinal juice | g | Trypsin |
| 8 | Bile salt | h | Casein |
| 9 | Vitamin A | i | Micelle |
| 10 | Goitre | j | Night-blindness |
| k | Iodine | ||
The question has four options. Choose the correct answer:
The organ that stores bile is
Write down the explanation.
Explain why human dentition is considered as thecodont, diphydont and heterodont.
What are the functions of gastric glands present in the wall of the stomach?
Solve the crossword given as Figure.
| Across | Down | ||
| 1. | Cream-coloured digestive gland | 2. | Feeds with the help of pseudopodia |
| 3. | Undigested excretory solid residues | 6. | Total number of molars in one jaw of an adult |
| 4. | Organ that mixes saliva with the food | 8. | Largest gland |
| 5. | Point of defecation | 9. | Watery secretion in the mouth |
| 7. | Stored in gall bladder | 11. | A ruminant |
| 10. | Finger-like outgrowth in the small intestine | 12. | Form of food chewed by ruminants |
| 13. | Kind of taste buds | ||
| 14. | Kills bacteria in the stomach | ||
Mucosa forms __a__ in stomach and ___b___ in intestine respectively.
