Q. Which of the following applications can the producer gas be used for?

View solution

Q. Which of the following are keys to design a gasifier?

View solution

Q. How does air enter and exit in a cross-draft gasifier?

View solution

Q. Ash sticks to the side in a cross-draft gasifier.

View solution

Q. Which of the following is a substrate for biogas production?

View solution

Q. Which of the following is a preferred substrate for biogas production? Note that TS stands for total solids.

View solution

Q. What are the categories for organic dry matter on the basis of total solids (TS)?

View solution

Q. Which among the following is the best source for methane production?

View solution

Q. Which of the following is used to produce biogas from biomass?

View solution

Q. Which of the following best indicates the steps of anaerobic digestion?

View solution

Q. Which of the following best indicates the steps inside an anaerobic digester?

View solution

Q. What occurs in the hydrolysis step of anaerobic digestion?

View solution

Q. Acidogenesis further break down the molecules received from hydrolysis in anaerobic digestion.

View solution

Q. Which of the following is produced in acetogenesis?

View solution

Q. Which of the following is produced apart from acetates in acetogenesis step in anaerobic digestion?

View solution

Q. What are the two ways to produce methane in methanogenesis step?

View solution

Q. Methanogens can directly use the products of hydrolysis to produce methane.

View solution

Q. What are the two main products of anaerobic digestion?

View solution

Q. Gases emitted from the digester indicates the amount of biomass left to be broken down.

View solution