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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
Digestion of starch starts in the stomach.
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 |
Which of the organs perform the following function in humans?
Absorption of water
What is the name of the opening in the human body through which undigested food is thrown out?
Where is digested food absorbed into blood in human body?
Define a nutrient.
Name the substance on which the following enzymes act in the human digestive system:
Trypsin
Explain the process of digestion of food in mouth, stomach and small intestine in human body.
Give any four reasons why water is necessary in our body.
Put a tick (✓) against the most appropriate alternative in the following statement.
The teeth which help in tearing the food are the:
Answer in detail.
Name the four types of teeth and their functions
State one difference in nutrition: Holozoic and Saprozoic nutrition
State whether the following statements are True or false: Enteropeptidase activates pepsinogen into pepsin.
State whether the following statements are True or false: Pancreatic amylase digests protein into amino acids.
The question has four options. Choose the correct answer:
The hardest constituent of the tooth is
Observe the diagram. This is the histological structure of the stomach. Identify and comment on the significance of the layer marked by an arrow.
What is the length of the alimentary canal?
A calcified connective tissue from which the basic shape of the tooth is derived is known as ______.
Draw the diagram of the alimentary canal of man and label the following parts. Mouth, Oesophagus, Stomach, Intestine.
What is a vermiform appendix?
