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Questions:

1. Discuss fossil fuels as natural resources. How can they be conserved?
2. What is bioenergy? How does it differ from chemical energy?
3. What are biofertilizers? Discuss their role in agriculture.
4. Explain advantages of phytoremediation.
5. Write a short note on activated sludge.
6. Explain biological treatment of municipal solid waste.
7. Discuss biomaterials as better alternatives for non-degradable materials.
8. Give an account of non-renewable sources of energy.
9. Write short notes on biological hydrogen production and biomineralization.
10. Describe the production of biogas using methanogenic bacteria.
11. Describe the bioreactors used in wastewater treatment.
12. Give a detailed account of phytoremediation.
13. What is bioremediation? Enlist different techniques of bioremediation. Explain any two techniques citing appropriate examples.
14. What are modern fuels? Discuss the production of ethanol in detail.
15. What are transgenic organisms and their impact on the environment?
16. Write notes on the following: Ex situ bioremediation, Bioaccumulation, Conventional fuel.
17. Explain in detail the degradation of pesticides and other toxic chemicals by microorganisms.