Energy Pyramids
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an energy pyramid?
Back
An energy pyramid is a graphical representation that shows the flow of energy through different trophic levels in an ecosystem.
Tags
NGSS.MS-LS1-6
NGSS.MS-LS2-3
2.
FLASHCARD QUESTION
Front
What role do producers play in an ecosystem?
Back
Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the energy pyramid.
Tags
NGSS.MS-LS1-6
3.
FLASHCARD QUESTION
Front
What are trophic levels?
Back
Trophic levels are the different stages in a food chain or food web, representing the flow of energy from producers to various levels of consumers.
Tags
NGSS.MS-LS2-3
4.
FLASHCARD QUESTION
Front
Why do energy pyramids have a triangular shape?
Back
Energy pyramids are triangular because energy decreases as it moves up trophic levels, with the most energy at the base and the least at the top.
Tags
NGSS.MS-LS2-3
5.
FLASHCARD QUESTION
Front
What happens to energy as it moves up the energy pyramid?
Back
As energy moves up the energy pyramid, approximately 90% of the energy is lost at each trophic level due to metabolic processes, heat, and waste.
Tags
NGSS.MS-LS1-6
NGSS.MS-LS2-3
6.
FLASHCARD QUESTION
Front
What is the primary source of energy for most ecosystems?
Back
The primary source of energy for most ecosystems is the sun.
Tags
NGSS.MS-LS1-6
NGSS.MS-LS2-3
7.
FLASHCARD QUESTION
Front
What is a consumer in an ecosystem?
Back
Consumers are organisms that cannot produce their own food and rely on consuming other organisms for energy.
Tags
NGSS.MS-LS2-2
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