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प्रश्न
Water from the undigested food is absorbed mainly in the ______.
विकल्प
Stomach
Food pipe
Small intestine
Large intestine
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उत्तर
Water from the undigested food is absorbed mainly in the large intestine.
Explanation:
The large intestine reabsorbs water and electrolytes from the remaining indigestible food matter, forming solid waste to be excreted from the body.
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संबंधित प्रश्न
Which of the organs perform the following function in humans?
Absorption of water
Which of the following has the longest small intestine?
The process of digestion in humans is completed in ______.
Pancreatic juice contains enzymes which digest ______.
The first enzyme to mix with food in the digestive tract is ______.
| When a person eats sugary food, then organisms A present in his mouth act on sugar to produce a substance B. The substance B first dissolves the calcium salts from the top part C of the tooth and then from its middle part D forming holes E. These holes ultimately reach the part F in the lower part of tooth which contains nerves and blood vessels. The substance B irritates the nerve endings inside the tooth causing toothache. |
- What are (i) organisms A, and (ii) substance B?
- What are (i) part C, and (ii) part D, of tooth known as?
- By what name are the holes E in the tooth known?
- Name the part F of the tooth.
- What will happen if organisms A reach part F of the tooth known?
Put a tick (✓) against the most appropriate alternative in the following statement.
The hardest substance in your body?
Fill in the blank.
The _______ is a common opening of food pipe and windpipe
Fill in the blanks.
Incisors are used for _____ and _____ the food.
State whether the following statement is True or False.
Wisdom tooth appears at the age of 5-6 years when the child starts going to school.
Give reasons for the following.
Meat eating animals have strong canines.
Answer in detail.
What happens to the nutrients absorbed in the bloodstream from the small intestine?
Describe the human alimentary canal.
Describe the following: Digestion of fat in the intestine
Mark odd one in the series:
The question has four options. Choose the correct answer:
Monophyodont teeth occur in
Write down the explanation.
Explain why human dentition is considered as thecodont, diphydont and heterodont.
Match the two columns and select correct option.
| Column - I | Column - II | ||
| i. | Sphincter of Oddi | a. | Oesophagus and stomach |
| ii. |
Ileo-caecal sphincter |
b. | Stomach and small intestine |
| iii. | Pyloric sphincter | c | Ileum and caecum |
| iv. |
Gastro-oesophageal sphincter |
d. | Opening of hepato- pancreatic duct |
Explain the role of the mouth in digestion of food.
Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?
