Ecosystems, Food Chains & Food Webs
Flashcard
•
Science
•
4th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a producer in an ecosystem?
Back
A producer is an organism that can make its own food through photosynthesis or chemosynthesis, typically plants or algae.
Tags
NGSS.MS-LS1-6
2.
FLASHCARD QUESTION
Front
What role does a predator play in a food chain?
Back
A predator is an organism that hunts and eats other organisms (prey) for food.
Tags
NGSS.MS-LS2-3
NGSS.MS-LS2-4
3.
FLASHCARD QUESTION
Front
What is the difference between prey and predator?
Back
Prey are organisms that are hunted and eaten by predators.
4.
FLASHCARD QUESTION
Front
What is a decomposer and what is its role in an ecosystem?
Back
A decomposer is an organism that breaks down dead organic material, returning nutrients to the soil and helping to recycle matter in the ecosystem.
Tags
NGSS.MS-LS2-3
5.
FLASHCARD QUESTION
Front
What does it mean when a species is described as extinct?
Back
A species is considered extinct when there are no remaining individuals of that species alive.
Tags
NGSS.MS-LS4-1
6.
FLASHCARD QUESTION
Front
What is a food chain?
Back
A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.
Tags
NGSS.MS-LS2-3
7.
FLASHCARD QUESTION
Front
What is a food web?
Back
A food web is a complex network of interconnected food chains that illustrates how different organisms in an ecosystem are related through feeding relationships.
Tags
NGSS.MS-LS2-3
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