Questions and Answers
What is the term for the establishment of plant communities in a habitat over a period of time?
Ecological succession
What is the main difference between primary and secondary successions?
Primary succession starts with no life present, while secondary succession begins in areas with existing vegetation.
Which of the following is NOT a terrestrial biome mentioned in the text?
Pelagic zone
What do seral stages show in ecological successions?
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What is the role of detritivores in ecosystems?
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What concept relates to the gradual process of change and replacement of species in a community over time?
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Which of the following best describes the primary difference between primary and secondary successions?
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Which term refers to the variety of life in a particular habitat or ecosystem, including genetic, species, and ecological diversity?
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What is the main reason for expressing love and respect for the fauna and flora within their biomes?
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Which of the following statements best describes the impact of rapid population growth on development?
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Study Notes
Ecological Succession
- Ecological succession refers to the establishment of plant communities in a habitat over time.
- Primary succession occurs in newly formed or barren habitats, such as after a volcanic eruption, while secondary succession occurs in habitats where a community has been disturbed, such as after a forest fire.
- Primary succession starts from scratch, with no soil or organisms present, whereas secondary succession starts with a pre-existing soil and some remaining organisms.
Terrestrial Biomes
- Not all biomes are mentioned, with tundra being one that is not mentioned.
Seral Stages
- Seral stages show the sequence of changes in a community over time during ecological succession.
Detritivores
- Detritivores play a crucial role in ecosystems by breaking down organic matter, recycling nutrients, and facilitating nutrient cycling.
Ecological Concepts
- The concept of ecological succession relates to the gradual process of change and replacement of species in a community over time.
- Biodiversity refers to the variety of life in a particular habitat or ecosystem, including genetic, species, and ecological diversity.
Environmental Awareness
- Expressing love and respect for fauna and flora within their biomes is essential for promoting conservation and preserving the natural balance of ecosystems.
Population Growth
- Rapid population growth can hinder development by straining resources, causing environmental degradation, and leading to social and economic instability.
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Description
Test your understanding of ecology unit outcomes including recycling importance, water cycle, succession, biomes, biodiversity, and conservation principles.
