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TLS Online TPP Program
#Question id: 29485
#Unit 6. System Physiology – Plant
Which of the following is not an example of Isoprenoid cytokinins
TLS Online TPP Program
#Question id: 29486
#Unit 6. System Physiology – Plant
Which of the following is examples of Aromatic cytokinins
a. ortho-Topolin (oT), meta-Topolin (mT), Benzyladenine (BA
b. ortho-Methoxytopolin, meta-Methoxytopolin
c. trans-Zeatin (tZ), Dihydrozeatin (DZ)
d. cis-Zeatin, trans-Zeatin (tZ)
Which of the following is correct
TLS Online TPP Program
#Question id: 29487
#Unit 6. System Physiology – Plant
Some statement is given related to cytokinin
a. iP and tZ are active, and their derivatives are abundant
b. iP and tZ are inactive, and they are not abundant
c. iP and tZ are susceptible to degradation by CK oxidase (CKX).
d. all cZ‐type CKs are derived from tRNA degradation in cZ‐abundant plant species
Which of the following is INCORRECT
TLS Online TPP Program
#Question id: 29488
#Unit 6. System Physiology – Plant
iPRTP or iPRDP is converted to ZTP or ZDP respectively by
TLS Online TPP Program
#Question id: 29489
#Unit 6. System Physiology – Plant
The ribotide and riboside forms of trans-zeatin can be interconverted, and free transzeatin can be formed from the ribotide by the
TLS Online TPP Program
#Question id: 29490
#Unit 6. System Physiology – Plant
Some statement is given related to cytokinin regarding location, expression and synthesis and concentration
a. IPT1, IPT3, IPT5, and IPT8 are located in plastids
b. KNOX gene expression increases cytokinin levels in the shoot with the help of IPT7
c. Cytokinin Primary site of synthesis -- root tips.
d. High concentrations -- immature seeds and developing fruits
Which one of the following options represents the combination of all correct statements?