Bioenergy and Biofuel

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1

Global primary bio-energy potential in the year 2050 is expected to be

60–170 EJ/yr
160–270 EJ/yr
260-370 EJ/yr
360–470 EJ/yr
2

What is the primary gas component in biogas mixture?

Methane
Nitrous oxide
Carbondioxide
Oxygen
3

Global primary bio-energy potential in the year 2050 is expected to be

60–170 EJ/yr
160–270 EJ/yr
260-370 EJ/yr
360–470 EJ/yr
4

What type of biofuel is produced by the fermentation of yeast?

Biodiesel
Bioethanol
Biohydrogen
None of the above
5

Biofuel and fossil fuel are distinguished as:

Sources of biofuel can be easily replenished but not fossil fuel
Biofuel can cause harm to the environment but not fossil fuel
Biofuel will certainly bring energy crisis
None of the above
6

Why is it important to switch to the bioenergy?

It is clean and reliable source of energy
It improves job opportunities
It promotes sustainable development
All of the above
7

What is the criticism raised about bioenergy?

Food versus Fuel
Rainforest depletion
Extinction of biodiversity
All of the above
8

Improper policy regarding bioenergy production:

can violate the food chain supply
don't allow forest lands to grow crops
conserve biodiversity more appropriately
All of them
9

Biofuels can be produced from:

Maize
Sulflower
Rapeseed
All of them