
Ecosystem Interactions and Population Dynamics
Interactive Video
•
Biology, Science, Other
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key factor that determines whether a population grows or remains stable?
The climate conditions
The amount of food available
The number of predators
The ratio of births to deaths
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the lesson, what is the primary focus when investigating the wee bug population?
The migration patterns of wee bugs
The birth rate of wee bugs
The habitat of wee bugs
The death rate of wee bugs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a manipulated variable in an investigation?
A variable that is ignored
A variable that is kept constant
A variable that is measured
A variable that is changed
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the manipulated variable in the investigation of the wee bug population?
The temperature of the environment
The number of green leaves
The amount of sunlight
The number of furballs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did decreasing the number of furballs affect the wee bug population?
It increased the number of wee bug deaths
It caused the wee bug population to migrate
It decreased the number of wee bug deaths
It had no effect on the wee bug population
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between consumer and resource populations?
Consumers provide energy to resources
Resources provide energy to consumers
Consumers and resources do not interact
Resources consume consumers
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do zooplankton play in the moon jelly ecosystem?
They compete with moon jellies for food
They have no interaction with moon jellies
They are a resource population for moon jellies
They are predators of moon jellies
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