What is the primary purpose of energy flow models in ecosystems?

Energy Flow and Trophic Levels in Ecosystems

Interactive Video
•
Biology, Science, Other
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To determine the lifespan of organisms
To measure the speed of energy transfer
To show the flow of energy through an ecosystem
To identify the number of species in an ecosystem
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organisms are considered primary producers?
Rabbits
Golden eagles
Foxes
Plants and algae
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do primary consumers primarily feed on?
Other primary consumers
Secondary consumers
Primary producers
Tertiary consumers
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a secondary consumer?
Rabbits
Foxes
Plants
Grizzly bears
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do tertiary consumers play in the food chain?
They consume primary producers
They decompose organic matter
They produce energy through photosynthesis
They eat secondary consumers
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes apex predators?
They have no natural predators
They only eat plants
They are at the bottom of the food chain
They are decomposers
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of decomposers in an ecosystem?
To produce energy from sunlight
To recycle nutrients back to primary producers
To consume apex predators
To increase the number of primary consumers
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