Energy Flow in Ecosystems
Biology ⇒ Ecology and Environment
Energy Flow in Ecosystems starts at 7 and continues till grade 12.
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See sample questions for grade 7
A food chain is always started by which type of organism?
A grasshopper eats grass, and a frog eats the grasshopper. What is the frog in this food chain?
Describe the role of the sun in the energy flow of an ecosystem.
Describe what happens to the amount of available energy as you move up the food chain.
Explain what would happen to the energy flow if all producers were removed from an ecosystem.
Explain why energy decreases at each trophic level in a food chain.
Explain why food webs are more realistic than food chains in describing energy flow in ecosystems.
Explain why there are usually fewer organisms at the top of a food chain than at the bottom.
If a plant receives 1000 units of energy from the sun, about how much energy will be available to the primary consumer that eats the plant?
What is a food web?
What is a trophic level?
What is the main source of energy for most ecosystems?
What role do decomposers play in the energy flow of an ecosystem?
What would happen to the energy flow if decomposers were removed from an ecosystem?
