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प्रश्न
Fill up the blank spaces appropriately
| Phylum/Class | Excretory Organ | Circulatory Organ | Respiratory Organ |
| Arthropoda | Lungs/Gills/ Tracheal System | ||
| Nephridia | Closed | Skin/parapodia | |
| Metanephridia | Open | ||
| Amphibia | Closed | Lung |
रिकाम्या जागा भरा
टीपा लिहा
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उत्तर
| Phylum/Class | Excretory organ | Circulatory organ | Respiratory organ |
| Arthropoda | Malpighian tubules | Open | Lungs/Gills/Tracheal System |
| Annelids | Nephridia | Closed | Skin/Parapodia |
| Mollusca | Metanephridia | Open | Gills |
| Amphibian | Kidneys | Closed | Lung |
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