. Match the items of Column I with suitable items in Column II

a. Salivary gland       i. Bile juice secretion

b. Stomach              ii.Storage of undigested food.

c. Liver                   iii. Saliva secretion

d. Rectum               iv. Acid release

e. Small intestine      v.Digestion is completed

f. Large intestine      vi.Absorption of water

                             vii. Release of faces


Best Answer

Solutions: (a)- (iii), (b)-(iv), (c)-(i), (d)-(ii), (vii), (e)-(v), (f)-(vi)   

Ans: (a) Salivary          :  (iii) Saliva secretion

In the mouth, salivary glands secrete the saliva which breaks down the starch into sugars.

(b) Stomach            : (iv) Acid release

The inner liningof the stomach secretes acid which kills the bacteria that enter along with the food and makes the medium in the stomach acidic.

(c) Liver               : (i) Bile juice secretion

Liver is the largest gland of the body which secretes the bile juice. Bile plays an important role in the digestion of fats.

(d) Rectum         :  (ii) Storage of Undigested food

Rectum is a part of large intestine. The remaining waste passes into the rectum and remains there as semi-solid faeces.

(e) Small intestine       :   (v)  Digestion is completed

The complete digestion of food takes place in the small intestine. Here, carbohydrates break into simple sugar, proteins into the amino acids and fats into fatty acid and glycerol.

(f) Large intestine         : (vi) Absorption of water

Large intestine is the 1.5 meter in length. Its function is to absorb water and some salts from the undigested food material.



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