Question

There IS one requirement that must be met for a fuel to be considered a biofuel.

That is?

A) the starting material must be CO2 that can be fixed or turned into other molecules.
B) the biomass is produced year after year through sustainable farming practices.
C) it does not harm ecosystems, contribute to acid rain, or worsen global warming.
D) they do not produce any greenhouse gases when used.

Answer 1

A) the starting material must be CO2 that can be fixed or turned into other molecules. I just took the test and got it right.

Answer 2

Answer:- A. the starting material must be carbon dioxide that can be fixed or turned into other molecules.

Explanations:- By carbon fixation process, carbon dioxide is converted to organic compound that could be used as a fuel to generate energy.