What is the main purpose of this lesson?

Energy Transfer in Ecosystems

Interactive Video
•
Biology, Science, Mathematics
•
6th - 7th 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 calculate the speed of energy transfer
To discuss the importance of producers
To explain how the energy pyramid works
To introduce the concept of food chains
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many levels of consumers are present in the energy pyramid discussed in the lesson?
Two
Three
Four
Five
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial source of energy for the energy pyramid in this example?
The sun
Chemical reactions
Deep sea vents
Wind energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of energy is transferred from one level to the next in the energy pyramid?
20%
10%
5%
15%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a producer starts with 1000 units of energy, how much energy does the primary consumer receive?
200 units
100 units
10 units
50 units
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the energy received by the secondary consumer if the primary consumer has 100 units?
10 units
5 units
1 unit
20 units
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much energy does the tertiary consumer receive if the secondary consumer has 10 units?
0.1 unit
1 unit
2 units
5 units
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