Answer:
1) It is the conversion of nitrate or ammonia to atmospheric nitrogen
Explanation:
Nitrogen fixation -
It is the process in which the nitrogen in the molecular from is converted to ammonia .
It is one of the essential process , and is done by the help of rhizobium bacteria which are present in the roots of some specific plants .
The ammonia formed can be easily converted to fertilizers .
Hence , the incorrect statement about nitrogen fixation is 1) It is the conversion of nitrate or ammonia to atmospheric nitrogen .
The choice that is not a major similarity or difference between freshwater and marine ecosystems is B. <span>ocean and freshwater system conditions generally remain constant throughout the year.</span>
Answer:
it is because, igneous and metamorphic form at temperatures and pressures which destroy the fossil remains. dead organisms may become sediments which may, under right conditions, become sedimentary rocks
a thick subsurface layer of soil that remains frozen throughout the year, occurring chiefly in polar regions.
