corn to ethanol industry in the U.S; bioethanol and biodiesel, environmental science homework help

Quick Questions:

1. I know that you are just starting this course but what do you know about:
corn to ethanol industry in the U.S; bioethanol and biodiesel? Why are you taking this class? (150 words)

2. Do you think that we should use forest residues (not trees, the leftover material after harvesting trees) to produce biofuels and biochemicals? Please explain you answers. (150 words)

3. Do you think that we should use forest residues (not trees, the leftover material after harvesting trees) to produce biofuels and biochemicals? Please explain you answers. (150 words)

7. Do you think that Brazilian consumers “believe” in sugar cane to ethanol process? Do you think that they are well educated consumers (in ethanol area)? (150 words)

8. What do you think about corn to ethanol process, industry?
Is it something positive or negative? (150 words)

9. It is cheaper to produce ethanol from sugar cane or corn. Why? (150 words)