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Nitrogen Fixation and Photosynthesis

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

elementary carbon
carbon dioxide
none of these
organic compounds

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Nitrogen Fixation and Photosynthesis
The chief source of nitrogen for green plants is

low molecular weight- organic nitrogenous compound
ammonium salts
nitrates
atmospheric nitrogen

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

nitrogen
sulphur
calcium
iron

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

autotrophic
prokaryotic
heterotrophic
photosynthetic

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Nitrogen Fixation and Photosynthesis
Which of the following molecule is produced from the fixation of CO2 in C4 plants?

Malate
Oxaloacetate
Alpha-ketoglutarate
Pyruvate

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

Phytol
None of these
Farnesol
Dolichol

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