What is the importance of different biogeochemical cycles in the nature? (AS1)2. What emissions from human activities lead to ozone depletion? And what are theprincipal steps in stratospheric ozone depletion caused by human activities? (AS1)3. Why could we say that biogeochemical cycles are in “balance”? (AS1)4. If all the vegetation in the pond died, what effects would it have on the animals?Why? (AS 2)5. Write an experiment to prove Green house effect on temperature. (AS 3)6. Go to a nearby pond observe organisms living in the pond and bio degradable substancesmixing in water. How they effect those organisms? write your observation.(AS4)7. Describe interdependence of biotic and abiotic components by taking Nitrogen cycleas an example.Draw Nitrogen Cycle. (AS 5)8. Write an essay explaining the importance of Ozone layer. (AS 6)9. "Burning of fossil fuels a concern for scientists and environmentalists" How do yousupport this statement? (AS 6)10. "Co2 play a vital role in plant life process" - comment? (AS 7)11. How human activities cause an imbalance in biogeochemical cycles? (AS 7Answer this all questions please​