हिंदी

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

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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    
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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

The inner wall of the small intestine has many finger-like outgrowths called ______.


Name the enzyme present in human saliva. What type of food material is digested by this enzyme?


Which of the organs performs the function in humans? 

Absorption of food


What is the name of tiny projections on the inner surface of small intestine which help in absorbing the digested food?


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 ______.


The partially digested food coming from the stomach of a person enters a long and narrow organ A in his body. The organ A receives the secretion of two glands : liver and pancreas. Liver secretes a greenish-yellow liquid B which is normally stored in the organ C. Pancreas secretes pancreatic juice which contains three digestive enzymes D, E and F. The intestinal juice completes the process of digestion of food. The inner wall of organ A has millions of tiny finger-like projections G which help in the rapid absorption of digested food into blood stream. The undigested part of food then passes into wider tube H which absorbs most of the water from undigested food. The last part of tube H called I stores this undigested food (or waste) for some time. The undigested food is then passed out though opening J as faeces in the process known as K.
  1. Name the organ A.
  2. Name (i) liquid B, and (ii) organ C.
  3. What are the digestive enzymes D, E and F?
  4. Name the projections G present on the inner wall of organ A.
  5. Name (i) tube H (ii) part I (iii) opening J, and (iv) process K.

Mention two ways in which the ileum of the mammal is adapted for the absorption of digested food.


Write the function of the following in the human alimentary canal:

Bile juice


Find the odd one out. Give reasons for your choice


State one difference in nutrition: Autotroph and Heterotroph


Mark odd one in the series:


Correct the spellings: Pespin


Name the enzymes secreted by the following: Pancreas


The question has four options. Choose the correct answer:

The amount of saliva produced per day in human is


Name the salivary glands in our mouth?


Describe the alimentary canal of man


Identify the salivary gland lying below the tongue.


The enzymes present in the saliva convert ______.


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