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There are four main types of bacteria involved in the Nitrogen Cycle: Decomposer bacteria – decomposes proteins and urea and turns them into ammonia. The breaking of the bonds between the nitrogen atoms requires a great deal of energy and occurs naturally in two primary ways: 1. Discussion Summary: Students will explore the nitrogen cycle by creating a diagram with magnets and by taking on the role of a nitrogen atom traveling through the nitrogen cycle. Q1. Define nitrogen, explain how it is used, briefly explain photosynthesis Nitrogen cycle Agentsheets model, reiterate the cycle, explain generally the reactions that occur, explain how the soil and air relate in cycle Show the relationship with the number of molecules/compounds; explain what … Explain nitrogen cycle in nature and define all the terms involved in it. Nitrogen fertilizer is expensive and losses can be detrimental to the environment. The speed of decomposition is the key to keeping the nitrogen cycle moving as the majority of fixated nitrogen comes from bacteria breaking down dead matter and feces. To complete the cycle other bacteria in the soil carry out a process known as denitrification which converts nitrates back to nitrogen gas. Nitrogen Cycle It is also essential to life: a key building block of DNA, which determines our genetics, is essential to plant growth, and therefore necessary for the food we grow. nitrogen cycle II. Answer: Terms involved in nitrogen cycle are 1. Nitrifying […] This nitrogen molecule is converted into nitrates and nitrites which can be taken up and used to … The Nitrogen Cycle The nitrogen cycle explains the how nitrogen flows between animals, bacteria, plants, the atmosphere, and the soil on earth. Nitrogen, the most abundant element in our atmosphere, is crucial to life. Nitrogen is a necessary component of life as plants and animals need it to grow and to create DNA. The warmer an area is the faster decomposition will occur. The Nitrogen Cycle The Nitrogen Cycle: A sequence of processes by which nitrogen moves from the atmosphere through living and dead organisms, into the soil and back to the atmosphere. Nitrogen is found in soils and plants, in the water we drink, and in the air we breathe. This fact sheet provides a brief overview of the important components of the N cycle to aid in reaching that goal. Nitrogen Fixation: Nitrogen Fixation is the conversion of atmospheric nitrogen (N2) into reactive compounds such as ammonia (NH3) and nitrate (NO3-). Nitrogen fixation : Plants cannot use free nitrogen present in the air. The uniqueness of the nitrogen cycle is that nitrogen is the most abundant gas in the earth’s atmosphere, about 78% of all air, … A side product of this reaction is the production of a gas known as nitrous oxide, N 2 O. 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