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NITROGEN FIXATION AND PHOTOSYNTHESIS

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

Nitrobacter
Nitrospina
Nitrosococcus
Nitrosobacter

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Nitrogen Fixation and Photosynthesis
A group of about 300 chlorophyll molecule acting together to trap photons and transfer energy to the pigment molecule at the reaction center may be called as

reaction center
chloromass
harvesting unit
photosynthetic unit

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

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

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

Phytol
Farnesol
None of these
Dolichol

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Nitrogen Fixation and Photosynthesis
During nitrogen fixation the enzyme nitrogenase catalyse the reaction. The reaction is high energy demanding which require approximately

7 ATP
18 ATP
12 ATP
25 ATP

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