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प्रश्न
Give the significance of respiration
उत्तर
1)Respiration provides energy for biosynthesis of cellular materials such as carbohydrates, proteins, fats, lipids, vitamins, pigments, etc
2) It is also a source of energy for cell division, growth, repairs and replacement of worn out parts, movements, locomotion etc.
3) Various intermediates of Krebs cycle are used as building blocks for the synthesis of other complex compounds.
4) Coupled with photosynthesis, it helps to maintain the balance between CO2 and O2 in the atmosphere
5) Anaerobic respiration (fermentation) is used in various industries such as dairies, bakeries, distilleries, leather industries, paper industries, etc. It is used in the commercial production of alcohol, organic acids, vitamins, antibiotics etc.
6) The energy of respiration is also used to convert insoluble substances into the soluble form.
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संबंधित प्रश्न
With the help of a suitable diagram, describe the conducting system of the human heart.
______ is present between thoracic and abdominal cavity.
Give suitable explanation for the following :
Why does gaseous exchange continue in the lungs even during expiration?
The front opening of the wind pipe is guarded by ______.
Find the odd one out. Give a reason for your choice.
ureter, kidney, urinary bladder, lung, urethra
Name the following:
Miniature lungs.
Note the relationship between the first two words and suggest a suitable word for the fourth place.
Nasal Chamber __ Accliamatization, Larynx __ ______.
The question has four options. Choose the correct answer:
Sites of gaseous exchange in the lung are
What is respiration?
Lungs have large number of narrow tubes called
