Practice Nitrogen Cycle - 4.2.2 | Ecology | IB 12 Biology | Allrounder.ai
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Nitrogen Cycle

4.2.2 - Nitrogen Cycle

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is nitrogen fixation?

💡 Hint: Think about the types of bacteria involved.

Question 2 Easy

What happens during ammonification?

💡 Hint: Recall what happens to dead organisms.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does nitrogen fixation convert N₂ into?

Nitrate
Ammonia
Nitrite

💡 Hint: Remember the role of bacteria in this process.

Question 2

True or False: Ammonification releases nitrogen gas back into the atmosphere.

True
False

💡 Hint: Consider what happens during this process.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

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.

Challenge 2 Hard

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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