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प्रश्न
Explain the various steps of nutrition in animals.
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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:
Autotrophs and Heterotrophs
Distinguish between the following:
Herbivore and Carnivore
Name the sources of the following:
Vitamin A
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.
Short Answer Type Questions:
What are the functions of minerals?
Choose the correct option.
Which type of teeth are maximum in number in human buccal cavity?
Higher Order Thinking Skill.
Look at the picture and answer the question that follows
- Name the process involved in the given picture.
- Which diary food is preserved by this process?
- What is the temperature required for the above process?
Which of the following statement (s) is (are) true about the heart?
- Left atrium receives oxygenated blood from different parts of the body while the right atrium receives deoxygenated blood from the lungs
- Left ventricle pumps oxygenated blood to different body parts while the right ventricle pumps deoxygenated blood to the lungs
- Left atrium transfers oxygenated blood to the right ventricle which sends it to different body parts
- Left atrium transfers oxygenated blood to the right ventricle which sends it to different body parts
Pitcher plant traps insects because it ______.
Fill in the blanks of the paragraph given below with the words provided in the box.
| chlorophyll, energy, food, carbon dioxide, water, photosynthesis |
Leaves have a green pigment called ___(a)___ which captures ___(b)___ from sunlight. This ___(c)___ is used in the process of ___(d)___ and along with other raw materials like ___(e)___ and ___(f)___ synthesize ___(f)___.
