4.1.2 - ENERGY FLOW IN AN ECOSYSTEM
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Practice Questions
Test your understanding with targeted questions
What is the first source of energy in an ecosystem?
💡 Hint: Think about where plants get their energy.
What do we call organisms that produce their own food?
💡 Hint: These include plants and some bacteria.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary source of energy for biological activities on Earth?
💡 Hint: Consider where plants obtain their energy.
True or False: Energy flow in an ecosystem is cyclic.
💡 Hint: Think about the direction energy travels through the ecosystem.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
In a given ecosystem, the primary producers capture 1000 J of solar energy. If each trophic level loses 90% of energy, calculate the energy available to secondary consumers.
💡 Hint: Use the percentage to determine the energy retained at each level.
Critically analyze how energy flow models can impact our understanding of ecological conservation efforts.
💡 Hint: Consider how energy prediction can guide conservation strategies.
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