Answer:
Explanation:
Nitrogen is a part of vital organic compounds in microrganisms, such as amino acids, proteins and DNA. The gaseous form of nitrogen (N2), makes up 78% of the troposphere. ... During the conversion of nitrogen cyano bacteria will first convert nitrogen into ammonia and ammonium, during the nitrogen fixation process.
Answer:
C. It is strongest at the <em>magnetic fields</em>
Explanation:
"The magnetic field of a bar magnet is strongest at either pole of the magnet. It is equally strong at the north pole when compared with the south pole. The force is weaker in the middle of the magnet and halfway between the pole and the center."
Simple handwashing is more than enough to stop the spread of infectious diseases. The hands play a major role in spreading pathogens because it can come into contact with infected surfaces. Make sure to wash your hands especially when they get soiled or before you eat or drink.
<span> fertile, well-drained soil with a pH of 6.0 to 6.8. </span>
Most radioactive waste is D. stored in underground disposal units