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The air is about 80% nitrogen- but cannot be used by plants for food. Nitrogen fixing bacteria transform nitrogen in the air to nitrogen in the soil that plants CAN use- resulting in greatly improved plant growth, and more fertile soil.
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What are the 3 stages of the nitrogen Cycle?
Nitrogen fixation,Denitrification and nitrification
What are the different cycles in nature?
A payroll cycle is the determined period of time of allocated hours worked.
7. Which cycle does not have a gaseous phase?
nitrogen cycle
What are some examples of periodic cycles?
water cycle, rock cycle, carbon dioxide/oxygen cycle, nitrogen cycle
Describe why nitrogen must cycle through an ecosystem?
Nitrogen must be cycled through an ecosystem so that the nitrogen is available for organisms to make proteins.
Cycle which is dependent on bacteria for nitrogen fixation and denitrifcation?
the nitrogen cycle...
Nitrogen fixation is carried out primarly by?
Nitrogen Fixation Bacteria are the primary source in which Nitrogen Fixation is carried out. The bacteria changes N2 (unreactive element) into nitrogen compounds, which are soluble and can be absorbed.
What happens during fixation during the nitrogen cycle?
During fixation in the nitrogen cycle, atmospheric nitrogen is converted into ammonia by nitrogen-fixing bacteria. This process makes nitrogen available to plants, which then use it to synthesize proteins and other essential molecules. Fixation is a crucial step in the cycle as it allows organisms to access nitrogen in a form that is usable for growth and development.
What cycle depends on the bacteria in these nodules?
Then cycle that depends on bacteria to convert nitrogen gas into ammonia is the nitrogen cycle. This is the part of the cycle called nitrogen fixation.
What role does bacteria play in the nitrogen cycle?
Bacteria play a crucial role in the nitrogen cycle by converting nitrogen gas in the atmosphere into forms that plants can use, a process called nitrogen fixation. Other bacteria help break down organic matter and release nitrogen back into the soil, completing the cycle.
What role do nitrogen-fixing bacteria play in the process of nitrogen fixation?
Nitrogen-fixing bacteria play a crucial role in the process of nitrogen fixation by converting atmospheric nitrogen into a form that plants can use for growth. This helps in maintaining the nitrogen cycle and ensuring the availability of essential nutrients for plant growth.
What procces happens in the nitrogen cycle requiring microorganisms or bacteria?
Nitrogen fixation.
What is fixation in the nitrogen cycle and how does it contribute to the overall process of nitrogen cycling in the environment?
Fixation in the nitrogen cycle is the process by which certain bacteria convert atmospheric nitrogen gas into a form that plants can use, such as ammonia or nitrate. This is important because plants need nitrogen to grow, and fixation helps make nitrogen available in the soil. Overall, fixation is a crucial step in the nitrogen cycle as it helps maintain a balance of nitrogen in the environment, supporting plant growth and ecosystem health.
What is the first step of the nitrogen cycle?
The first step of the nitrogen cycle is nitrogen fixation.
What processes in the nitrogen cycle are completed by bacteria?
It is nitrogen fixation, which occurs by nitrogen-fixing bacteria that live in the root nodules of legumes and in the soil..
Why are bacteria required in nitrogen cycle?
Nitrogen needs to be fixed before it is used by plants.
Why does bacteria play a role in the nitrogen cycle?
Bacteria play a crucial role in the nitrogen cycle by converting nitrogen gas into forms that plants can use, a process called nitrogen fixation. Additionally, some bacteria convert ammonia into nitrates and nitrites (nitrification), while others convert nitrates back into nitrogen gas (denitrification), completing the cycle. This helps maintain the balance of nitrogen in the environment and supports the growth of plants.
