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प्रश्न
Define the following term :
Omnivore
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उत्तर
Omnivores are organisms that consume both plants and animals.
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संबंधित प्रश्न
What is the role of saliva in the digestion of food?
Match the items of Column I with suitable items in Column II.
| Column I | Column II | ||
| (a) | Salivary gland | (i) | Bile juice secretion |
| (b) | Stomach | (ii) | Storage of undigested food |
| (c) | Liver | (iii) | Saliva secretion |
| (d) | Rectum | (iv) | Acid release |
| (e) | Small intestine | (v) | Digestion is completed |
| (f) | Large intestine | (vi) | Absorption of water |
| (vii) | Release of faeces |
What is the name of tiny projections on the inner surface of small intestine which help in absorbing the digested food?
What is dental plaque? What harm can it do? How can the formation of plaque be prevented?
The first enzyme to mix with food in the digestive tract is:
(a) pepsin
(b) cellulose
(c) amylase
(d) trypsin
Explain the process of digestion of food in mouth, stomach and small intestine in human body.
What are the end products of the digestion of: starch, proteins and fats respectively?
How is thorough chewing of food helpful in digestion?
________ is the largest gland in the body.
State whether the following statement is True or False.
Saliva changes starch into maltose.
Correct the spellings: Reninne
The question has four options. Choose the correct answer:
Stomach in vertebrates is the chief site of digestion of
How do the salivary glands come to know that there is food in the mouth and it is time to secrete saliva?
______ is the common passage of air and food.
Secretions of ____________ lubricate the lumen of the alimentary canal.
Identify the option that indicates the correct enzyme that is secreted in location A, B and C.
Following statements describe animal nutrition. Read the statement and give one word for the statement. Write the terms that describe process.
Breaking of complex food substances into simpler and soluble substances.
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?
What is chyme?
