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Nitrogen Fixation and Photosynthesis

Nitrogen Fixation and Photosynthesis
During nitrogen fixation the enzyme nitrogenase catalyse the reaction. The reaction is high energy demanding which require approximately

7 ATP
18 ATP
12 ATP
25 ATP

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Nitrogen Fixation and Photosynthesis
Chlorophyll is associated with

thylakoids
cristae
stroma
matrix

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Nitrogen Fixation and Photosynthesis
A group of about 300 chlorophyll molecule acting together to trap photons and transfer energy to the pigment molecule at the reaction center may be called as

chloromass
photosynthetic unit
reaction center
harvesting unit

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Nitrogen Fixation and Photosynthesis
An organism that relies exclusively on pre-synthesized food molecules is

photosynthetic
prokaryotic
autotrophic
heterotrophic

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Nitrogen Fixation and Photosynthesis
In the presence of carbon monoxide, nitrogen fixation

inhibits
none of these
decreases
increases

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Nitrogen Fixation and Photosynthesis
In the Calvin cycle of C3 plants, which molecule is the acceptor of CO2?

Ribose-5-phosphate
Alpha-ketoglutarate
Ribulose-l,5-diphosphate
Erythrose-4-phosphate

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