African grasslands have grass and animals. The sahara is sand and mostly uninhabited
The earth´s atmosphere protects Earth from meterorite impacts.
I believe it was the spread of Christianity although increase trade was amazing. The Chinese did not want the spread of Christianity and was mostly a traditional area.
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 .
Answer:
D
Explanation:
The reason that Antarctica is unclaimed is due to the Antarctic treaty signed by 12 developed nation in 1956 (and since then 38 nations) which states that no nation can claim the region. This treaty was aimed at protecting the continent’s ecozone (from military operations and mineral exploitation, etc) that is essential or the planet. Due to the harsh environment on the continent, it is also inhabitable and is more or less unoccupied.