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प्रश्न
What is roughage? Give two examples.
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उत्तर
Roughage is a dietary fiber that largely consists of cellulose. It cannot be digested by our body as our body does not contain cellulose-digesting enzymes.
Examples of roughage:
- Fruits
- Green leafy vegetables
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संबंधित प्रश्न
The stomach releases hydrochloric acid and ______ juices which act on food.
The tongue helps in mixing food with saliva.
Describe the parts of our tooth with the help of a labelled diagram.
Define the terms 'nutrients'.
List in tabular form two differences between pepsin and trypsin.
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List the enzymes and their action on food in the stomach and intestine.
Study the following dental formula and then answer the question that follow:
`"i" 3/4 "c" 0/0 "pm" 0/1 "m" 1/1`
Name an animal possessing such a dentition.
Fill in the blank.
The _______ are used for tearing the food.
Write true or false for the below statement. Rewrite the false statements correctly.
All the absorbed nutrients are immediately required by the body.
Put the following processes in their correct sequence of occurrence during digestion.
peristalsis; tongue pushes the food; grinding and mixing saliva; cutting and tearing of food
Find the odd one out. Give reasons for your choice.
Find the odd one out. Give reasons for your choice.
Complete the following enzymatic reaction.
Maltose \[\ce{->[maltase]}\] ___________
Answer in detail.
What changes occur in food in the mouth?
What do you mean by nutrition?
Name the enzymes secreted by the following: Salivary glands
The pyloric sphincter guards the passage between the ____________.
Why do we eat?
During deficiency of oxygen in tissues of human beings, pyruvic acid is converted into lactic acid in the
