WorksheetsGlycosides-Part 1
Total questions: 10
Worksheet time: 5mins
The higher the sugar content glycosides .......
the high solublility in organic solvents
the less solublility in organic solvents
the less solublility in aqueous solvents
the solublility in aqueous and organic solvents
A glycooside which is stable agaist acid hydrolysis ....
Glycosides with 2-deoxy sugars
N-glycosides
C-glycosides
S-glycosides
Myrosin enzyme hydrolyze .......
C-glycosides
alpha-glycosides
beta-linkage glycosides
S-glycosides
An aglycone which is used for skin bleaching ......
arbutin
hydroquinone
monotropin
populin
Primeverose sugar is composed of .....
glucose-6-benzoyl
arabinose-6-glucose
xylose-6-glucose
rhamnose-6-glucose
Acid hydrolysis of frangulin B yields .......
frangula chrysophanol and glucose
frangula emodin and glucose
frangula emodin and rhamnose
frangula chrysophanol and rhamnose
The aglycone part of cascaroside A and B is ........ anthrone.
aloe-emodin
rhein
chrysophanol
oxanthrone
Sennosides A and B are formed of ......
dianthranol
dianthrone of rhein
dianthrone of aloe-emodin
dianthrone of rhein and aloe-emodin
Oxidation at C-9 and C-10 in anthraquinones cause .....
increase in activity
increase in solubelity
loss of activity
decrease in activity
A 6-Methoxy,7,8 dihydroxy coumarin which is used in sunscreen preparations is ......
Fraxin
aesculin
coumarin
dicoumarol
