| 1. | Nereis |
| 2. | Phylum-Porifera |
| 3. | Annelida |
| 4. | Nutrition in Protozoa |
| 5. | Ecological Succession |
| 6. | Respiratory System of Palaemon |
| 7. | Characters and Classification of Class Amphibia |
| 8. | Migration of Fishes |
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| Study Material for B.Sc and M.Sc Students | ||||||||||||||||||||||||||||
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| 1. | Nereis |
| 2. | Phylum-Porifera |
| 3. | Annelida |
| 4. | Nutrition in Protozoa |
| 5. | Ecological Succession |
| 6. | Respiratory System of Palaemon |
| 7. | Characters and Classification of Class Amphibia |
| 8. | Migration of Fishes |