What is the role of saliva in the digestion of food?
Human digestive system includes various glands and salivary gland is one of them. Saliva is secreted by salivary gland located under the tongue which helps in the digestion of food and it contains water, salts, mucin and some enzymes salivary amylase or ptyalin. PH is neutral i.e, 6.7. about 1.5 litres saliva and mucus are secreted in every 24 hours in the buccal cavity. Salivation activation depends on the smell, idea and imagination of food.
Role of saliva:
Match the terms of Column (A) with those of Column (B)
Column (A) | Column (B) |
---|---|
(a) Olfactory receptors |
(i) Tongue (ii) Eye (iii) Nose (iv) Skin |
Match the words of Column (A) with that of Column (B)
Column (A) | Column (B) |
---|---|
(a) Phloem |
(i) Excretion |
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Welcome to the NCERT Solutions for Class 10 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 6 , Question 6: What is the role of saliva in the digestion of food?....
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