Answer:
Inorganic fertilizers are not entirely composed of the nutrients needed by the plants. It also contains salts and other compounds. These are not absorbed by the plants so they are left behind in the soil and build up over time.
Answer:
Explanation:
It is carried out by nitrogen-fixing bacteria. The bacteria live in soil and roots of legumes, such as peas. When plants and other organisms die, decomposers break down their remains. In the process, they release nitrogen in the form of ammonium ions.
Answer:
Nitrogen
Explanation:
the general form of carbohydrates is
CxH2xOx
but for protein there's a Nitrogen in the functional group
Nitrogenous bases needed to complement the DNA strand shown are adenine thymine guanine and cytosine
