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प्रश्न
Explain the various steps of nutrition in animals.
उत्तर
The various steps of nutrition in animals are:
- Ingestion: The process of taking in of food into the body is called ingestion. Ingestion of food in humans is done with the help of the buccal cavity.
- Digestion: The process where conversion of food into soluble form occurs.
- Absorption: The nutrients from the digested food are absorbed in the small intestine with the help of finger-like projections called villi.
- Assimilation: The absorbed nutrients are transported via the blood vessels to the different organs, to be utilised for different life processes.
- Egestion: The process of removal of faecal matter through the anus is called egestion.
संबंधित प्रश्न
Explain the following term with an example:
Omnivore
Name the sources of the following:
Cellulose
Classify according to food-type.
Tiger
Very Short Answer Type Questions:
Name two sources of proteins provided by animals.
Choose the correct option.
Select odd one out on the basis of digestive functions of tongue.
Observe the diagram given in Figure 1.1 and label the following terms given in the box.
Can you give me a name?
Solve each of the following riddles by writing the name of the organism and its mode of nutrition. One riddle is solved to help you.
I am tall but I cannot move. I am green and can prepare my own food. ______, ______
Which of the following nutrients is not present in milk?
Read the food items given below.
- Wheat
- Ghee
- Iodised salt
- Spinach (palak)
Which of the above food items are “energy giving foods”?
