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Nitrogen Fixation and Photosynthesis

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

increases
inhibits
none of these
decreases

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Nitrogen Fixation and Photosynthesis
What type of long chain alcohol is esterified to plant chlorophyll molecules?

Farnesol
None of these
Dolichol
Phytol

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

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

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

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

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

roundworms
yeasts
bacteria
moulds

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Nitrogen Fixation and Photosynthesis
Which of the following aid plants in the acquisition of nitrogen from nitrogen gas of the atmosphere?

Moulds
Bacteria
Nematodes
Algae

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