Nitrogen Cycle Worksheet Answer Key. Some of the worksheets for this concept are Cycles work answer key, Work the nitrogen cycle, Nitrogen cycle foldable, Cycles work answer key, Water carbon nitrogen phosphorus cycles answers, Nitrogen cycle work answers, Answer key for water carbon and nitrogen, Nutrient cycles. In order to continually use the same area of land for agriculture, some farmers apply fertilizers to improve the level of nitrates in the soil.
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Nitrogen is a very important element in biology.
The phosphate rock is commercially available form is called apatite.
When organisms die, their bodies decompose-- bringing the nitrogen into soil or water. Carbon is a very important element in biology. Nitrogen is a necessary component of life as plants and animals need it to grow and to create DNA.