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प्रश्न
The question has four options. Choose the correct answer:
The number of teeth that grow only once in human is
पर्याय
4
12
20
28
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उत्तर
4
APPEARS IN
संबंधित प्रश्न
What is the role of the acid in our stomach?
What is the role of saliva in the digestion of food?
Which of the organs perform the following function in humans?
Absorption of water
Describe one way in which the small intestine is adapted for the absorption of digested food.
Which of the following component of our food is digested by an enzyme which is present in saliva as well as in pancreatic juice?
What are the end products of the digestion of: starch, proteins and fats respectively?
Fill in the blank.
The _______ is a common opening of food pipe and windpipe
Fill in the blank.
The _______ are used for tearing the food.
Observe the diagram given alongside and answer the following:
- Name the parts numbered 1-8.
- Which parts shown in the diagram are non-living?
- Is the tooth suited for cutting, tearing or grinding?
- What is the function of parts 8 and 7?
- What is the total number of teeth present in adult human beings?
- Write the dental formula of human beings.
State whether the following statements are True or false: Na+ is absorbed in intestine by sodium pump.
The question has four options. Choose the correct answer:
Stomach in vertebrates is the chief site of digestion of
Answer the following question.
Small Intestine is very long and coiled. Even if we jump and run, why it does not get twisted? What can happen if it gets twisted?
Why it is important to wear helmet while riding a bike?
Circle the odd one.
What are the compounds present in the food?
List the parts of the digestive system.
List the glands associated with digestion.
In which of the following groups of organisms, food material is broken down outside the body and absorbed?
Rearrange the jumbled sequence of the different parts of the alimentary canal in proper sequence, (esophagus, small intestine, stomach, large intestine, anus, mouth, rectum)
Give two reasons, why bile juice is considered to be an important secretion of liver in the process of digestion?
