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प्रश्न
Choose the correct alternative.
Which of the following is without a nucleus?
विकल्प
Red blood corpuscle
Neutrophil
Basophil
Lymphocyte
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उत्तर
Red blood corpuscle
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संबंधित प्रश्न
Choose the correct alternative.
________ is a sound-producing organ.
Choose the correct alternative.
Which of the following animals do not have closed circulation?
Choose the correct alternative.
Cockroach shows which kind of circulatory system?
Choose the correct alternative.
The fluid seen in the intercellular spaces in human is _________
Match the Respiratory surface to the organism in which it is found.
| Respiratory surface | Organism |
| Plasma membrane | Insect |
| Lungs | Salamander |
| External gills | Bird |
| Internal gills | Amoeba |
| Trachea | Fish |
The movement of diaphragm, intercostal muscles and rib cage helps in ______.
Fill in the blanks with the help of chart.
| Organism | Habitat | Respiratory surface/ organ |
| Coelenterates | ||
| Spiders |
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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 |
|||
 |
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| Agranulocytes |  |
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 |
Which of the following features the respiratory surface should have for efficient gaseous exchange?
Through which of the following reptiles, birds, and mammals respire as an adaptation for terrestrial life?
