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प्रश्न
Choose the correct alternative.
Cockroach shows which kind of circulatory system?
विकल्प
Open
Closed
Lymphatic
Double
उत्तर
Open
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संबंधित प्रश्न
Choose the correct alternative.
________ is a sound-producing organ.
Choose the correct alternative.
The maximum volume of gas that is inhaled during breathing in addition to T.V 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 _______.
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 ______.
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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 |
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| Agranulocytes |  |
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