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प्रश्न
What is dental plaque?
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उत्तर
Dental plaque is a sticky, colourless or pale yellow film that constantly forms on your teeth. It is a mixture of naturally occurring mouth bacteria, saliva, and tiny food particles.
संबंधित प्रश्न
Name the substance on which the following enzymes act in the human digestive system:
Trypsin
Which of the following component of our food is digested by an enzyme which is present in saliva as well as in pancreatic juice?
Name the hormone that helps in regulating level of sugar in our blood. Name the gland that secrets it.
Study the diagram given below and then answer the question that follows:
Name the parts labelled 1, 2, 3, 4, 5 and 6.
State whether the following statement is True or False.
The ducts from the salivary glands open into the duodenum.
Fill in the blanks.
Removal of undigested food is called ________.
What do you mean by nutrition?
State one difference in nutrition: Holophylic and Holozoic
Circle the odd one.
A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains:
