Food Chains Practice Problems
Grades 4-8 · 5 problems
Practice identifying the flow of energy in food chains! Understand the roles of producers, consumers, and decomposers in ecosystems.
Tip: Energy flows in one direction through a food chain, from producers to consumers.
1
In the food chain: Grass → Grasshopper → Frog → Snake → Hawk, which organism is the producer?
2
What is the primary source of energy for nearly all food chains on Earth?
3
In a food chain, what is the role of a decomposer?
Common Mistakes
- Thinking energy flows backwards in a food chain
- Confusing producers and consumers
- Forgetting that the sun is the ultimate source of energy
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