Practice - Transfers of Energy and Matter
Practice Questions
Test your understanding with targeted questions
Define primary productivity.
💡 Hint: Think about how plants convert sunlight into food.
What do decomposers do?
💡 Hint: Think about what happens to leaves in the fall.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main role of primary producers in an ecosystem?
💡 Hint: Who in the ecosystem makes their own food?
True or False: Energy is conserved in ecosystems.
💡 Hint: What happens to energy as you move through the food chain?
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Challenge Problems
Push your limits with advanced challenges
Considering the energy flow in an ecosystem, if 1000 kcal are available at the producer level, how many kcal would be available at the secondary consumer level?
💡 Hint: Apply the general rule of energy transfer in trophic levels.
Analyze how the introduction of invasive species can affect the nutrient cycles in an ecosystem.
💡 Hint: Think about the roles native species play versus the newcomers.
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Reference links
Supplementary resources to enhance your learning experience.