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Solution


Q.

Read the passage given below carefully and answer the following questions from (i) to (v).

The graph below shows the percent of undigested carbohydrates, proteins and fats as the food passes through the human digestive tract. X axis represents sequential structure that makes up the digestive tract.

 

(i) In humans, chemical digestion is accomplished by enzyme action that begins in the mouth and ends in the:
1 Oesophagus  
2 Stomach  
3 Small Intestine  
4 Gall bladder  

Ans.

(3)