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प्रश्न
With the help of chart identify and write the function of any four leucocytes.
| Type | Leucocytes | Name of cell | Function |
| Granulocytes |  |
||
 |
|||
 |
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| Agranulocytes |  |
||
 |
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उत्तर
| Type | Leucocytes | Name of cell | Function |
| Granulocytes | |
Neutrophil | Neutrophils are responsible for destroying pathogens by the process of phagocytosis. |
|
Basophil | Basophils are present in infected and allergic conditions only. They secrete heparin, histamine and serotonin. | |
|
Eosinophil | Eosinophils destroy antigen antibody complex by phagocytosis. Their number increases in allergic condition and they show antihistaminic property. They are also responsible for detoxification as they produce antitoxins. | |
| Agranulocytes | |
Lymphocyte | B-lymphocytes are responsible for antibody production/humoral immunity. It is highly specific. T-lymphocytes are responsible for cellmediated immunity |
|
Monocyte | Monocytes are mainly phagocytic and destroy the bacteria and dead or damaged tissue by phagocytosis. |
संबंधित प्रश्न
Choose the correct alternative.
The muscular structure that separates the thoracic and abdominal cavity is _______.
Choose the correct alternative.
Movement of cytoplasm in unicellular organisms is called __________.
Choose the correct alternative.
Which of the following animals do not have closed circulation?
Choose the correct alternative.
Diapedesis is performed by ______.
Choose the correct alternative.
Which of the following is without a nucleus?
Opening of inferior vena cava is guarded by _______.
Choose the correct alternative.
The fluid seen in the intercellular spaces in human is _________
Fill in the blanks with the help of chart.
| Organism | Habitat | Respiratory surface/ organ |
| Coelenterates | ||
| Spiders |
Through which of the following gaseous exchange in woody flowering plants occurs?
Through which of the following reptiles, birds, and mammals respire as an adaptation for terrestrial life?
