객관식
In an ecosystem, what would likely occur if there were no decomposers present?
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48. Ecology
Introduction to Ecology
객관식
In the process of primary succession, which of the following is initially absent from the environment?
A
Sunlight
B
Air
C
Soil
D
Water
검증된 단계별 안내1
Understand the concept of primary succession: Primary succession occurs in an environment where there is no pre-existing soil, such as after a volcanic eruption or on a newly formed sand dune.
Identify the components necessary for an ecosystem: Sunlight, air, water, and soil are essential for most ecosystems to support life.
Recognize the role of soil in primary succession: Soil is crucial for plant growth as it provides nutrients and a medium for roots to anchor.
Determine what is initially absent in primary succession: In environments undergoing primary succession, soil is initially absent because it has not yet formed from the breakdown of rocks and organic matter.
Consider the process of soil formation: Over time, pioneer species like lichens and mosses contribute to soil formation by breaking down rocks and adding organic material, eventually leading to the development of a more complex ecosystem.
