4.2.2 - Nitrogen Cycle
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Practice Questions
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What is nitrogen fixation?
💡 Hint: Think about the types of bacteria involved.
What happens during ammonification?
💡 Hint: Recall what happens to dead organisms.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does nitrogen fixation convert N₂ into?
💡 Hint: Remember the role of bacteria in this process.
True or False: Ammonification releases nitrogen gas back into the atmosphere.
💡 Hint: Consider what happens during this process.
1 more question available
Challenge Problems
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Analyze the impact of excess nitrogen in ecosystems and how it could lead to issues such as algal blooms and dead zones in water bodies.
💡 Hint: Consider the consequences of nutrient over-enrichment.
Propose a sustainable agricultural practice that could enhance nitrogen availability in the soil without harming the ecosystem.
💡 Hint: Think about plants that have a symbiotic relationship with nitrogen-fixing bacteria.
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