Practice Nitrogen Cycle - 4.2.2 | Ecology | IB MYP Grade 12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

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.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

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.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

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.

Question 2

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.

Challenge and get performance evaluation