WorksheetsIndividual RQ chapter 7
Total questions: 10
Worksheet time: 9mins
Lable A, B and C of lignocellulosic part
A Lignin
B Hemicellulose
C Cellulose
A Hemicellulose
B Cellulose
C Lignin
A Cellulose
B Lignin
C Hemicellulose
A Cellulose
B Hemicellulose
C Lignin
What is hemicellulose?
A structure providing rigidity and cohesion to the material cell wall
A high molecular weight linear homopolymer of repeated units of cellobiose
A physical barrier which covers the cellulose fibers
A very complex molecule of aromatic alcohols
"A very complex molecule of aromatic alcohols constructed of phenyl propane units linked in a large three-dimensional structure"
Which lignocellulosic part have that structure?
Cellulose
Hemicellulose
Lignin
Choose the correct materials with lignocellulosic structure
Which part of lignocellulosic material have high content of crystalline structure?
Cellulose
Hemicellulose
Lignin
___A___ and ____B____are a potential source of fermentable sugars.
____C___ can be converted into solid biofuel or higher added-value products.
A: Cellulose
B: Hemicellulose
C: Lignin
A: Cellulose
B: Lignin
C: Hemicellulose
A: Lignin
B: Hemicellulose
C: Cellulose
The goal of lignocellulosic pretreatment is/are
Maximize C5 and C6 sugar yield
Facilitate high recovery of lignin
Maximize inhibitory production
Minimize cost and energy usage
Choose a practical treatment to be carried out at home for delignification
Organoslv
Alkaline pretreatment
Ozono pretreatment
H2O2 pretreatment
None of it is suitable
Choose a practical treatment to be carried out at home for pretreatment of hemicellulose
Dilute acid hydrolysis
Steam explosion
Biological hydrolysis
None of it is suitable
Choose things that you still don't understand from this chapter.
Lignocellulosic part (hemicellulose, cellulose, lignin) and their structure
Goal of pretreatment
Accessible surface area related to biological pretreatment
Pretretament of hemicellulose (Hydrolysis of hemicelluose)
Pretreatment of lignin (Delignification)
