Download OU B.Sc Life Sciences 6th Sem Aquatic Biology Important Questions

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Unit - I: Aquatic Biomes

1. Explain about the aquatic biomes
2. Describe the fresh water eco-system by taking lake as an example

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3. Describe the wet lands
4. Describe the streams and rivers
5. Give a write up on estuaries and intertidal zones
6. Explain about oceanic pelagic zone
7. Explain about marine benthic zone

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8. Explain about coral reefs

Unit - II: Fresh water Biology and Marine Biology

9. Explain about the origin and classification of lakes
10. Write about the lake morphometry.
11. Explain the physic-chemical characteristics of fresh water bodies — light, temperature, thermal stratification, dissolved solids, carbonates, bi-carbonates, phosphates and nitrates

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12. Describe the turbidity, dissolved gases- Oxygen, Carbon dioxide
13. Describe the nutrient cycles - Nitrogen, Sulphur and Phosphorous
14. Describe the different stages of stream development
15. Describe the physic-chemical environment of streams, adaptation of hill stream fishes
16. Describe the salinity and density of sea water

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17. Explain the continental shelf - adaptation of deep sea organisms, sea weeds

Unit - III: Management of Aquatic Resources

18. Explain about the causes of Aquatic pollution
19. Describe the Eutrophication
20. Explain about the Management and conservation

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21. Write about water pollution Acts of India
22. Describe the sewage treatment and water quality assessment - BOD & COD