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Nitrogen Fixation and Photosynthesis

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

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

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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?

Algae
Bacteria
Moulds
Nematodes

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Nitrogen Fixation and Photosynthesis
Chlorophyll is associated with

cristae
thylakoids
matrix
stroma

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

Phytol
Dolichol
Farnesol
None of these

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

none of these
increases
decreases
inhibits

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Nitrogen Fixation and Photosynthesis
A major plant macronutrient found in nucleic acids and proteins is

iron
sulphur
calcium
nitrogen

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