Home
Class 11
BIOLOGY
(a) What is Erythropoiesis? (b) In which...

(a) What is Erythropoiesis? (b) In which stage of erythropoiesis haemoglobin appears first? ( c) What is life span of RBC?

Text Solution

Verified by Experts

(a) Erythropoiesis is the process of formation and development of RBC.
(b) Haemoglobin appears first at intermeiate normoblast stage of erythropoiesis.
( c) The life span of RBC is 120 days.
Promotional Banner

Topper's Solved these Questions

  • BODY FLUIDS AND CIRCULATION

    SANTRA PUBLICATION|Exercise Differentiation (PART-A)|4 Videos

  • BODY FLUIDS AND CIRCULATION

    SANTRA PUBLICATION|Exercise Short answer type questions(PART-A)|7 Videos

  • BODY FLUIDS AND CIRCULATION

    SANTRA PUBLICATION|Exercise Very short answer type questions (PART-A)|37 Videos

  • BREATHING AND RESPIRATION

    SANTRA PUBLICATION|Exercise NCERT Questions|19 Videos

Similar Questions

Explore conceptually related problems

The stage of erythropoiesis in which haemoglobin appears in RBC

Which one is not a stage of erythropoiesis ?

(a) What is myoglobin? (b) How does it differ from Haemoglobin?

Which of the following is not a stage of life span ?

(a) What is haemoglobin? (b) What is the amount of haemoglobin in man? (c ) State the function of Haaemoglobin?

(a) What is Polythaemia? (b) What is Leucotosis? (c ) What is Leucokaemia?

(a)Give a schematic representation of spermatogenesis in humans . (b) At which stage of life does gametogenesis begin in human male and female respectively ? (c )Name the organs where gametogenesis gets completed in male and female respectively.

(a) What are Meghakaryocytes? (b) How are the platelets or thrombocytes formed ? (c ) What is purpura?

Elements A, B ,C and atomic number (Z-2), Z and (Z+1) respectively. Of these, B is an inert gas. (a) which one of these has the highest electronegativity? (b) which one of these has the highest value of ionisation potential (c) what is the compound formed by the combination of A and C?

SANTRA PUBLICATION-BODY FLUIDS AND CIRCULATION-Short answer type questions (PART-A)
  1. (a) What advantages a mature RBC has by its biconcave shape? (b) What ...

    Text Solution

    |

  2. Give the full form of the following : (a) ESR (b) TC ( c) DC (d) PCV (...

    Text Solution

    |

  3. (a) What is Erythropoiesis? (b) In which stage of erythropoiesis haemo...

    Text Solution

    |

  4. (a) What are the source of RBC in embryo and adult man? (b) State the ...

    Text Solution

    |

  5. (a) What is haemoglobin? (b) What is the amount of haemoglobin in man?...

    Text Solution

    |

  6. (a) What is myoglobin? (b) How does it differ from Haemoglobin?

    Text Solution

    |

  7. (a) Mention the total count of WBC. (b) Differential count of WBC of a...

    Text Solution

    |

  8. (a) What the names of different types of WBC present in blood. (b) St...

    Text Solution

    |

  9. (a) What one is more mature-- (I) Neutrophil with two lobes or Neutrop...

    Text Solution

    |

  10. Define angina pectoris

    Text Solution

    |

  11. Why blood does not coagulate within the body in normal health?

    Text Solution

    |

  12. (a) What are Anticoagulants? (b) Give examples.

    Text Solution

    |

  13. (a) How do oxalate and heparin prevent blood coagulation?

    Text Solution

    |

  14. (a) What are Meghakaryocytes? (b) How are the platelets or thrombocyte...

    Text Solution

    |

  15. What is diapedesis?

    Text Solution

    |

  16. What is Lymph? (b) Mention the functions of lymph.

    Text Solution

    |

  17. (a) What is anaemia? (b) Write the cause of anaemia. (c ) Mention the ...

    Text Solution

    |

  18. (a) What is a living test tube? (b) What will happen when RBC is place...

    Text Solution

    |

  19. (a) What is the normal pH of human blood? (b) Name the blood buffers.

    Text Solution

    |

  20. (a) What is alkalosis of blood ? (b) What are the cause of alkalosis?

    Text Solution

    |