They are neither, they do not have the mechanism to ingest or produce food.
Nitrification. The conversion of ammonium to nitrate is performed primarily by soil-living bacteria and other nitrifying bacteria. In the primary stage of nitrification, the oxidation of ammonium ( NH+4) is performed by bacteria such as the Nitrosomonas species, which converts ammonia to nitrites ( NO−2).
Answer: I) Isotopes
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Answer:
Volcanoes erupt when molten rock called magma rises to the surface.
Explanation:
I just took this test. It's A: Cornea; lens. Hope this helped!