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प्रश्न
Give Scientific reasons:
Consuming iodized salt in day to day diet is essential.
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उत्तर
Consuming iodised salt in day to day diet is essential.
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संबंधित प्रश्न
Which part of the digestive canal is involved in:
Absorption of food ______.
Carbohydrates are bodybuilding nutrients.
What substances are contained in pancreatic juice? What are their functions?
Name the hormone that helps in regulating level of sugar in our blood. Name the gland that secrets it.
What are the main characteristics of enzyme?
Write the function of the following in the human alimentary canal:
Saliva
Put a tick (✓) against the most appropriate alternative in the following statement.
The hardest substance in your body?
State whether the following statement is True or False.
The ducts from the salivary glands open into the duodenum.
Fill in the blank.
Peristalsis is caused by _____________________________.
Fill in the blanks.
______ and ______ help in digestion but food does not pass through them.
Give reasons for the following:
All teeth in the mouth are not alike.
Write short answers
What is peristalsis?
Describe the following: Digestion of fat in the intestine
Mark odd one in the series:
The question has four options. Choose the correct answer:
Common passage for swallowing food and breathing is
Who is telling a lie?
Lung: I play an important role in excretion.
Circle the odd one.
Circle the odd one.
Throughout the length of the alimentary canal the layer which shows the presence of goblet cells is ______
Read the following passage carefully and answer the questions that follow it.
| Bile juice is stored in a sac called, gall bladder, located near its organ of secretion, liver. The gall bladder releases the bile juice into the small intestine whenever food reaches there. Though bile juice is devoid of any digestive enzymes, it is required for the digestion of fats. The fats cannot be digested easily because they are insoluble in water and are present as large globules. Bile juice breaks down big fat droplets into smaller droplets. These are then easily digested by the enzymes released from the pancreas. |
- Which organ secretes the bile juice?
- Why is digestion of fats difficult as compared to that of other nutrients?
- How does bile juice help in the digestion of fat?
- Where is the digestion of fat completed?
- Does bile juice digest fat completely?
