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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
Distinguish between the following:
Herbivore and Carnivore
In the food pyramid, cereals are given the maximum space because they fulfill our ______ requirement.
______ is a type of junk food.
Classify according to food-type.
Fungus
Short Answer Type Questions:
A patient had stunted growth, swelling on the face, discolouration of hair, and skin disease. The doctor advised him to eat a lot of pulses, grams, egg white, milk, etc. What is wrong with the patient? Explain.
Name the following:
The nutrients that are needed for the growth and maintenance of our body.
Choose the correct option.
Which type of teeth are maximum in number in human buccal cavity?
Which of the following raw material is available in the air for photosynthesis?
Which of the following nutrients is not present in milk?
