#Question id: 10761
#Unit 6. System Physiology – Plant
Which one of the following combinations of secondary metabolite biosynthetic pathway found in the biosynthesis of terpenes?
#Question id: 10762
#Unit 6. System Physiology – Plant
The following are certain statements about secondary metabolites:
a) They protect plants against being eaten by herbivores and against being infected by microbial pathogens
b) Terpenes, are the class of secondary metabolites are synthesized by methyl erythritol phosphate(MEP) pathway and Mevalonic acid pathway
c) Terpenes, are the class of secondary metabolites are synthesized by methyl erythritol phosphate(MEP) pathway and sikkimic acid pathway
Which one of the following combinations of the above statements is correct?
#Question id: 10763
#Unit 6. System Physiology – Plant
In mevalonic acid pathway, three molecules of acetyl-CoA are joined together stepwise to form mevalonic acid, which intermediate steps it will perform to yield isopentenyl diphosphate (IPP2)?
#Question id: 10774
#Unit 6. System Physiology – Plant
Following are a few statements regarding the structure of terpenes:
a) Isopentenyl diphosphate and Dimethyallyl diphosphate are combinely called monoterpene, respectively
b) Isopentenyl diphosphate and Farnesyl diphosphate are Sesquiterpenes and Tetraterpenes
c) Monoterpenes, Sesquiterpenes and Diterpenes have 10, 20 and 30 carbons, respectively
d) Grenyl grenyl diphosphate usually have 20 carbons compound by multiplying with 2X is known as testraterpenes
Which combination of the above statements is correct?
#Question id: 10775
#Unit 6. System Physiology – Plant
Geranyl diphosphate is a precursor of which plant hormone biosynthesis?
#Question id: 10776
#Unit 6. System Physiology – Plant
pyrethroids that occur in the leaves and flowers of Chrysanthemum species show very striking insecticidal activity. Pyrethroids are________