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12 questions
Which organism is typically a primary consumer in a terrestrial food web?
According to the ecological 10% rule, if primary producers capture 10,000 J of solar energy, approximately how much energy is available to tertiary consumers?
Which population growth curve shows rapid growth followed by leveling off at carrying capacity?
In a food web, removing a top predator most likely causes which cascade effect?
Which example best illustrates commensalism?
Which biome is characterized by low precipitation, extreme temperature variation, and sparse vegetation?
Energy flow in ecosystems is one-way: energy is lost as heat at each trophic transfer and cannot be recycled.
Density-independent factors, such as hurricanes, affect population size regardless of the population's density.
Mutualism always benefits one species and harms the other.
Explain how carrying capacity and limiting factors interact to shape population size over time.
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Match each biome with its characteristic: