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Nitrogen Fixation and Photosynthesis

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

autotrophic
heterotrophic
photosynthetic
prokaryotic

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

organic compounds
elementary carbon
none of these
carbon dioxide

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

None of these
Farnesol
Phytol
Dolichol

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

sulphur
calcium
nitrogen
iron

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

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

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Nitrogen Fixation and Photosynthesis
Which of the following bacteria genus is capable of oxidizing ammonia (NH4)?

Nitrospina
Nitrosococcus
Nitrosobacter
Nitrobacter

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