Multiple Choice
Why are there fewer organisms as you move up the energy pyramid?
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52. Ecosystems
Energy & Biomass Pyramids
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What is at the base of all ecological pyramids?
A
Decomposers
B
Producers
C
Secondary consumers
D
Primary consumers
Verified step by step guidance1
Understand the concept of an ecological pyramid: An ecological pyramid is a graphical representation that shows the relationship between different organisms in an ecosystem. It typically includes levels such as producers, primary consumers, secondary consumers, and decomposers.
Identify the base of the ecological pyramid: The base of the pyramid is the level that supports all other levels above it. In ecological terms, this is the level where energy enters the ecosystem.
Recognize the role of producers: Producers, such as plants and algae, are organisms that can produce their own food through photosynthesis. They convert solar energy into chemical energy, which is then available to other organisms in the ecosystem.
Distinguish producers from other levels: Unlike consumers, producers do not rely on other organisms for food. They are the primary source of energy for all other levels in the pyramid, including primary consumers (herbivores), secondary consumers (carnivores), and decomposers.
Conclude that producers form the base of the ecological pyramid: Since producers are responsible for introducing energy into the ecosystem, they form the foundational level of the ecological pyramid, supporting all other levels above them.
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