Ecology review-ecosystem, pyramid, food webs, growth graphs
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an ecosystem?
Back
An ecosystem is a community of living organisms (plants, animals, and microorganisms) interacting with their physical environment (soil, water, air) in a specific area.
2.
FLASHCARD QUESTION
Front
What is a food pyramid?
Back
A food pyramid is a graphical representation of the food chain, showing the hierarchy of energy flow from producers at the base to top predators at the apex.
3.
FLASHCARD QUESTION
Front
What are producers in an ecosystem?
Back
Producers are organisms, like plants and algae, that create their own food through photosynthesis and serve as a food source for consumers.
4.
FLASHCARD QUESTION
Front
What are consumers in an ecosystem?
Back
Consumers are organisms that cannot produce their own food and rely on eating other organisms (plants or animals) for energy.
5.
FLASHCARD QUESTION
Front
What are decomposers?
Back
Decomposers are organisms, such as bacteria and fungi, that break down dead organic matter, returning nutrients to the soil.
6.
FLASHCARD QUESTION
Front
What is a food web?
Back
A food web is a complex network of interconnected food chains in an ecosystem, illustrating how energy and nutrients flow between different organisms.
7.
FLASHCARD QUESTION
Front
What happens to a food web if a producer is removed?
Back
If a producer is removed, it can disrupt the entire food web, as consumers that rely on that producer for food will be affected.
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