nitrogen facts Word Scramble
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| Term | Definition |
| Why is Nitrogen so important for living organisms ? | It is a key part of all proteins and nucleic acids |
| What form is nitrogen in when it is in the atmosphere? | Gas |
| What are the processes nitrogen goes through in the cycle ? | Nitrogen fixation , nitrification , Denitrification |
| Nitrification | ammonia is converted to nitrate ions (NO3-). |
| Denitrification | Conversion of nitrates into nitrogen gas |
| How much of the Earths Atmosphere is nitrogen? | ~78% |
| What is Nitrogen Fixation? | process of converting N2 to a more useable form |
| What are three things that carry out Nitrogen Fixation? | soil bacteria, industrial process, and lightning |
| What is produced from artifically fixed nitrogen? | Fertilizers (and chemical explosives) |
| What does too much nitrogen lead to ? | eutrophication, and smog |
| Eutrification | The process where excess nutrients enter body of water that causes overgrowth of aquatic plants |
| what does nitrogen have to be converted in to to be used by organisms? | Ammonia |
| What carries out the steps in Nitrification? | microbes ( bacteria, fungus etc) |
| Where does Nitrification take place ? | In soil |
| What type of process is Nitrification? | aerobic |
| What is aerobic ? | requires oxygen |
| what is anaerobic ? | does not require oxygen |
| what type of process is denitrification? | anaerobic |
| Where does denitrification take place? | In soil at lakes and in the ocean |
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rufuspat