2. Renewable Energy Technologies

Bioenergy — Quiz

Test your understanding of bioenergy with 5 practice questions.

Practice Questions

Question 1

What is the primary advantage of fluidized bed combustion over grate firing in biomass power plants?

Question 2

Which preprocessing step involves heating biomass to 200–300 °C in the absence of oxygen to improve grindability and energy density?

Question 3

Given algae biomass with 20 % oil content by mass, 1000 kg feedstock, and a conversion efficiency of 90 % from oil to biodiesel, what volume of biodiesel (density 880 kg/m^3) is produced?

Question 4

During dilute acid pretreatment of lignocellulosic biomass, which component is primarily hydrolyzed to oligomers and monomeric sugars?

Question 5

Which biofuel production pathway converts synthesis gas into liquid hydrocarbons using a metal catalyst like iron or cobalt?