The first stable product of CO2 fixation in sorghum is: [2021]
The oxygenation activity of RuBisCo enzyme in photorespiration leads to the formation of: [2020]
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Bundle sheath cells [NEET Kar. 2013]
Pigment-containing membranous extensions in some cyanobacteria are : [NEET 2013]
The correct sequence of cell organelles during photorespiration is : [2012]
A process that makes important difference between C3 and C4 plants is : [2012]
CAM helps the plants in : [2011]
Of the total incident solar radiation the proportion of PAR is : [2011]
C4 plants are more efficient in photosynthesis than C3 plants due to: [2010]
Photoperiodism was first characterised in: [2010]
PGA as the first CO2 fixation product was discovered in photosynthesis of : [2010]
Cyclic photophosphorylation results in the formation of [2009]
Oxygenic photosynthesis occurs in: [2009]
Importance of day length in flowering of plants was first shown in [2008]
In leaves of C4 plants malic acid synthesis during CO2 fixation occurs in [2008]
Electrons from excited chlorophyll molecule of photosystem II are accepted first by: [2008]
The wavelength of light absorbed by Pr form of phytochrome is [2007]
In the leaves of C4 plants, malic acid formation during CO2 fixation occurs in the cells of [2007]
The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is [2007]
During photorespiration, the oxygen consuming reaction(s) occur in [2006]
In photosystem-1the first electron acceptor is [2006]
Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because:
[2005]
Chlorophyll in chloroplasts is located in: [2005]
As compared to a C3 – plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by C4 – plants: [2005]
Plants adapted to low light intensity have [2004]
In C3 plants, the first stable product of photosynthesis during the dark reaction is [2004]
Which element is located at the centre of the porphyrin ring in chlorophyll ? [2003]
Which fractions of the visible spectrum of solar radiations are primarily absorbed by carotenoids of the higher plants? [2003]
Which one of the following is wrong in relation to photorespiration ? [2003]
The C4 plants are photosynthetically more efficient than C3 plants because:
33 docs|83 tests
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33 docs|83 tests
|