Dynamic Ecosystems Flashcard
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a dynamic ecosystem?
Back
A dynamic ecosystem is a community of living organisms interacting with each other and their physical environment, constantly changing due to various factors such as climate, human activity, and species interactions.
2.
FLASHCARD QUESTION
Front
What is a limiting factor in an ecosystem?
Back
A limiting factor is a resource or condition that limits the growth, abundance, or distribution of an organism or a population within an ecosystem. Examples include food supply, shelter, and the presence of predators.
3.
FLASHCARD QUESTION
Front
What is competition in an ecosystem?
Back
Competition occurs when two or more organisms or species vie for the same resource, such as food, water, or territory, which can limit their growth and survival.
4.
FLASHCARD QUESTION
Front
What is the difference between a community and an ecosystem?
Back
A community consists of all the populations of different species living in a specific area, while an ecosystem includes both the living (biotic) and nonliving (abiotic) components of that area.
5.
FLASHCARD QUESTION
Front
What happens to a prey population when its predators are removed?
Back
When predators are removed, the prey population may increase significantly due to reduced predation pressure, which can lead to overpopulation and resource depletion.
6.
FLASHCARD QUESTION
Front
What is the role of producers in an ecosystem?
Back
Producers, such as plants and algae, convert sunlight into energy through photosynthesis, forming the base of the food chain and providing energy for consumers.
7.
FLASHCARD QUESTION
Front
What is the impact of invasive species on native ecosystems?
Back
Invasive species can disrupt local ecosystems by outcompeting native species for resources, altering habitats, and introducing diseases, often leading to declines in native biodiversity.
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