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प्रश्न
Choose the correct alternative.
Which of the following animals do not have closed circulation?
विकल्प
Earthworm
Rabbit
Butterfly
Shark
उत्तर
Butterfly
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संबंधित प्रश्न
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.
Cockroach shows which kind of circulatory system?
Choose the correct alternative.
Diapedesis can be seen in _________ cell.
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 |
Short answer question.
Identify the incorrect statement and correct it,
a. A respiratory surface area should have a large surface area.
b. A respiratory surface area should be kept dry.
c. A respiratory surface area should be thin, maybe 1mm or less.
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 |  |
||
 |
|||
 |
|||
| Agranulocytes |  |
||
 |
Which of the following features the respiratory surface should have for efficient gaseous exchange?
Which of the following respiratory organ is used by aquatic arthropods for respiration?
