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Practice each question, then open the answer or worked solution.
The correct sequence of flow of electrons in the light reaction is
a. PSII, plastoquinone, cytochromes, PSI, ferredoxin
b. PSI, plastoquinone, cytochromes, PSII, ferredoxin
c. PSI, ferredoxin, PSII,
d. PSI, plastoquinone, cytochromes, PSII, ferredoxin
Option (a) is the answer.
The enzyme that is not found in a C3 plant is
a. RuBP Carboxylase
b. PEP Carboxylase
c. NADP reductase
d. ATP synthase
Option (b) is the answer
The reaction that is responsible for the primary fixation of CO2 is
catalysed by
a. RuBP carboxylase
b. PEP carboxylase
c. RuBP carboxylase and PEP carboxylase
d. PGA synthase
Option (c) is the answer.
When CO2 is added to PEP, the first stable product synthesised is:
a. Pyruvate
b. Glyceraldehyde-3-phosphate
c. Phosphoglycerate
d. Oxaloacetate
Option (d) is the answer.