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On what basis is ecological succession classified into primary and secondary?
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48. Ecology
Introduction to Ecology
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What role do decomposers play in the environment?
A
They produce energy through photosynthesis.
B
They break down dead organic matter, returning nutrients to the soil.
C
They consume primary producers for energy.
D
They compete with herbivores for food resources.
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Understand the role of decomposers: Decomposers are organisms, such as bacteria and fungi, that break down dead organic matter.
Recognize the importance of nutrient cycling: Decomposers play a crucial role in recycling nutrients back into the ecosystem, making them available for plants and other organisms.
Differentiate decomposers from producers: Unlike producers, decomposers do not produce energy through photosynthesis; instead, they obtain energy by breaking down organic matter.
Identify the ecological impact: By decomposing dead matter, decomposers help maintain soil health and fertility, supporting plant growth.
Clarify the food web position: Decomposers are not consumers of primary producers nor do they compete with herbivores; they occupy a unique niche in the ecosystem by recycling nutrients.
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