Advertisements
Advertisements
Question
Define with examples: Autotrophs
Advertisements
Solution
These are the organisms which prepare organic food in their body from simple inorganic materials like carbon dioxide, water, etc.
Example - green plants and certain protests.
APPEARS IN
RELATED QUESTIONS
Which part of the digestive canal is involved in:
Absorption 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 |
Name the following:
An enzyme secreted by gastric glands in stomach which acts on proteins.
The length of small intestine in a human adult is about ______.
Complete the following table by filling in the blanks 1 to 8.
|
Organ |
Enzyme |
Food acted upon |
Find product |
|
1 |
Pepsin |
2 |
3 |
| Mouth | 4 | 5 | Disaccharide |
|
6 |
7 |
Maltose |
8 |
Draw a diagram of the human alimentary canal and label - gall bladder, pancreas, liver, and small intestine on it.
Name the juice secreted by the liver.
Define the following term:
Digestion
Differentiate between
Digestion and Absorption
Write short answers
What do you mean by the emulsification of fat?
Answer in detail.
What changes occur in food in the mouth?
What do you mean by nutrition?
Name different steps involved in animal nutrition. Explain.
Name the types of teeth in human with functions.
Describe the digestion of food in small intestine.
Describe the digestion of starch.
Who is telling a lie?
Tongue: My taste-buds can tell only a sweet taste.
Breakdown of food into smaller molecules in our body is known as
The pyloric sphincter guards the passage between the ____________.
The contraction and expansion movement of the walls of the food pipe is called ____________.
