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प्रश्न
Name different steps involved in animal nutrition. Explain.
उत्तर
The steps involved in animal nutrition are:
- Ingestion - It means taking solid or liquid food inside the body.
- Digestion - It is the breaking down of complex insoluble food components into simple soluble substances.
- Absorption - It is the process by which soluble soluble digested food passes from alimentary canal into blood and lymph through intestinal villi.
- Assimilation - Utilization of absorbed food by different body cells is called assimilation.
- Egestion - Elimination of undigested food as faeces is called egestion.
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संबंधित प्रश्न
Which of the following are the correct functions of two components of pancreatic juice trypsin and lipase?
(a) trypsin digests proteins and lipase carbohydrates
(b) trypsin digests emulsified fats and lipase proteins
(c) trypsin digests starch and lipase fats
(d) trypsin digests proteins and lipase emulsified fats
Complete the following table by filling in the blanks 1 to 8.
|
Organ |
Enzyme |
Food acted upon |
Find product |
|
1 |
Pepsin |
2 |
3 |
| Mouth | 4 | 5 | Disaccharide |
|
6 |
7 |
Maltose |
8 |
Write the function of the following in the human alimentary canal:
Bile juice
Mention the different types of nutrition?
Observe the diagram given alongside and answer the following:
- Name the parts numbered 1-8.
- Which parts shown in the diagram are non-living?
- Is the tooth suited for cutting, tearing or grinding?
- What is the function of parts 8 and 7?
- What is the total number of teeth present in adult human beings?
- Write the dental formula of human beings.
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 | ||
Name the enzymes secreted by the following: Salivary glands
The question has four options. Choose the correct answer:
The dental formula of human beings is
A fluid containing the digestive enzyme ____________ is secreted by the serous cells of salivary gland.
Digestion of food starts in ______ and gets completed in ______.
