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प्रश्न
The question has four options. Choose the correct answer:
The hardest constituent of the tooth is
पर्याय
bone
dentine
enamel
pulp
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उत्तर
Enamel
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संबंधित प्रश्न
Which part of the digestive canal is involved in:
Chewing of food ______.
Name the biological catalysts which bring about chemical digestion of food.
In human digestive system, bile is secreted by ______.
If the saliva is lacking in salivary amylase, then which of the following processes taking place in the buccal cavity will be affected?
Which of the following is the correct sequence of parts as they occur in the human alimentary canal?
What is digestion? Why do only animals require a digestive system?
Mention two ways in which the ileum of the mammal is adapted for the absorption of digested food.
Give any four reasons why water is necessary in our body.
Define the following term:
Digestion
Give reasons for the following.
Meat eating animals have strong canines.
Answer in detail.
Name the four types of teeth and their functions
Describe the digestion of food in small intestine.
Describe the following: Digestion of fat in the intestine
Circle the odd one.
The pyloric sphincter guards the passage between the ____________.
The coiled middle portion of the small intestine which is 2.5 meters long is the ______.
List the parts of the digestive system.
List the glands associated with digestion.
Mark the following statement as True or False. If false, write the correct statement.
All heterotrophs have a similar basic process of nutrition.
Fill in the blanks using the words listed below.
| water, front, intestinal, salts, pseudopodia, back, vacuole |
- The digestion of all food components is completed by the ______ juice.
- Large intestine absorbs ______ and some ______ from the undigested food.
- Tongue is attached at the ______ to the floor of the mouth cavity and is free at the ______.
- Amoeba pushes out ______ around the food and traps it in a food ______.
