CBSE
Multiple Choice QuestionsThe order of occurrence of the cytochromes in the F1 particle is
cyt-b, cyt-c, cyt-a-cyt a3
cyt-c, cyt-b, cyt-a-cyt a3
cyt-a, cyt-b, cyt-c-cyt a3
cyt-a3, cyt-a, cyt-c-cyt b
Plants purify air by which process?
Photorespiration
Photosynthesis
Photophosphorylation
Transpiration
Dimorphism of chloroplast is found in
C3 - plants
C4 - plants
CAM plants
Both (b) and (c)
CO2 acceptor in C3 cycle is
OAA
RuBP
PEP
Malic acid
Chemiosmotic theory of ATP synthesis, in the chloroplast and mitochondria, is based on :
proton gradient
membrane potential
accumulation of K ions
accumulation of Na ions
Sunken stomata occur in
xerophytes
hydrophytes
mesophytes
opsanophytes
Photorespiration in C3 -plants starts from :
glycine
glycerate
phosphoglycolate
phosphoglycerate
Which of the following is photophosphorylation?
Production of ATP from ADP
Production of NADP
Synthesis of ADP from ATP
Production of PGA
The first carbon dioxide fixation in C4 pathway occurs in chloroplasts of
guard cells
mesophyll cells
bundle sheath cells
epidermal cells
From which of the following, photosynthetic autotrophs receive their energy?
Heat
Inorganic chemicals
Organic chemicals
Light
