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Nitrogen Fixation and Photosynthesis

Nitrogen Fixation and Photosynthesis
Chlorophyll is associated with

stroma
matrix
cristae
thylakoids

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Nitrogen Fixation and Photosynthesis
Nitrosomonous and Nitrobacter obtain their carbon for growth from

elementary carbon
carbon dioxide
organic compounds
none of these

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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

reaction center
chloromass
photosynthetic unit
harvesting unit

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Nitrogen Fixation and Photosynthesis
Plants absorb nitrates from soil and convert them into

ammonia
urea
none of these
nitrogen

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

12 ATP
18 ATP
25 ATP
7 ATP

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

autotrophic
heterotrophic
prokaryotic
photosynthetic

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