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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 - Science

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प्रश्न

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    
पहेली
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उत्तर

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अध्याय 2: Nutrition in Animals - LONG ANSWER QUESTIONS [पृष्ठ १३]

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एनसीईआरटी एक्झांप्लर Science [English] Class 7
अध्याय 2 Nutrition in Animals
LONG ANSWER QUESTIONS | Q 30. | पृष्ठ १३

संबंधित प्रश्न

What substance is mixed with food in the mouth during chewing by the teeth?


Name the substances on which the following enzymes act in the human digestive system:

(i) Trypsin

(ii) Amylase

(iii) Pepsin

(iv) Lipase


The process of digestion in humans is completed in:
(a) oesophagus
(b) small intestine
(c) stomach
(d) large intestine


Where are proteins first digested in the alimentary canal?

(a) small intestine
(b) oesophagus
(c) mouth
(d) stomach


Explain the process of digestion of food in mouth, stomach and small intestine in human body.


Give two reasons to explain why the absorption of digested food occurs mainly in the small intestine.


Put a tick (✓) against the most appropriate alternative in the following statement.

The teeth which help in tearing the food are the:


Fill in the blanks.

The ______ and ______  are used for crushing and grinding the food.


Name the following

The organ into which the pancreatic juice and the bile juice are poured


Differentiate between

Digestion and Absorption


Mention the different types of nutrition?


Name the enzymes of pancreatic juice, the substrates they digest, and the end products.

The question has four options. Choose the correct answer:

The vermiform appendix is a constituent of


What’s the solution?

A person has fainted, and a crowd of people has surrounded him.


______ is the common passage of air and food.


The contraction and expansion movement of the walls of the food pipe is called ____________.


What are the compounds present in the food?


Describe the alimentary canal of man.


The enzymes present in the saliva convert ______.


Give two reasons, why bile juice is considered to be an important secretion of liver in the process of digestion?


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