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प्रश्न
The question has four options. Choose the correct answer:
The vermiform appendix is a constituent of
पर्याय
liver
rectum
stomach
intestine
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उत्तर
Intestine
APPEARS IN
संबंधित प्रश्न
Label the following figure of the digestive system.
A part of the human digestive system
| If the teeth are not cleaned regularly, they become covered with a sticky yellowish layer W of food particles and bacteria. Since layer W covers the teeth, the alkaline liquid X secreted by glands Y inside the mouth cannot reach the teeth surface to neutralise the acid formed by the action of organisms Z on sugary food, and hence tooth decay sets in. |
- What is W known as?
- What are (i) X and (ii) Y?
- What are organisms Z?
- State one way of removing layer W from the teeth.
What is digestion? Why do only animals require a digestive system?
What is the function of rectum?
What is roughage? Give two examples.
Define the following term :
Omnivore
Write one function each of the following enzymes:
Lipase
Put a tick (✓) against the most appropriate alternative in the following statement.
Saliva converts starch into:
Fill in the blanks.
Removal of undigested food is called ________.
Put the following processes in their correct sequence of occurrence during digestion.
peristalsis; tongue pushes the food; grinding and mixing saliva; cutting and tearing of food
Differentiate between.
Mechanical digestion and Chemical digestion
Differentiate between
Small intestine and Large intestine
Answer in detail.
What is meant by digestion? How does it differ from nutrition?
Name different steps involved in animal nutrition. Explain.
Describe the human salivary gland.
Select the correct pair of peptide hormones secreted by the alimentary canal.
Salivary glands secrete ______.
What is the significance of the emulsification of fats?
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 | ||
