Answer:
the process in which bacteria convert nitrogen is called nitrification
The Answer is B because distance in that question refers to the distance from the object to the center of the earth
The features that <span>distinguish animals from organisms in other multicellular kingdoms are that a</span>nimals are ingestive heterotrophs.
An asteroid hitting the earth would cause a lot of dust, ash, and other debris to go into the atmosphere which would block the sun which would cause the temperature to decrease.