Carbon Cycle and Nitrogen Cycle
Grade 8•45 minutes
Learning Objective
I can analyze the impact of human activities on the carbon and nitrogen cycles and propose solutions to mitigate negative effects.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Describe the role of bacteria in the nitrogen cycle. What specific processes do they carry out, and why are these processes important for plant growth?
2. Explain how nitrogen-fixing plants contribute to the nitrogen cycle. Be sure to describe the symbiotic relationship between these plants and bacteria.
3. What are the negative consequences of using synthetic nitrogen fertilizers, as discussed in the video? Explain at least three distinct problems.
...and 4 more questions
Educational Video
Understanding Our Soil: The Nitrogen Cycle, Fixers, and Fertilizer
Jimi Sol