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Nitrogen Fixation and Photosynthesis

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

autotrophic
photosynthetic
heterotrophic
prokaryotic

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Nitrogen Fixation and Photosynthesis
Chlorophyll is associated with

stroma
thylakoids
matrix
cristae

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Nitrogen Fixation and Photosynthesis
Organisms capable of converting N2 to NO3 are

moulds
bacteria
roundworms
yeasts

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

carbon dioxide
none of these
elementary carbon
organic compounds

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

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

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Nitrogen Fixation and Photosynthesis
What is the metal ligand in chlorophylls?

Iron (Fe)
Copper (Cu)
Magnesium (Mg)
Manganese (Mn)

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