Ecosystem Dynamics and Interactions
Interactive Video
•
Biology, Science
•
7th - 12th Grade
•
Practice Problem
•
Easy
Emma Peterson
Used 3+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an example of a biotic factor in an ecosystem?
Water flow
Wolves in Yellowstone
Temperature
Carbon dioxide levels
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is considered an abiotic factor?
Animal migration
Predator population
Plant species
Atmospheric carbon dioxide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a biofilm primarily composed of?
Lipids
Proteins
Polysaccharides
Nucleic acids
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do biofilms affect the effectiveness of antibiotics?
They prevent antibiotics from reaching bacteria
They have no effect
They dissolve antibiotics
They enhance antibiotic action
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the predator-prey relationship, what happens to the predator population when the prey population increases?
It decreases
It remains constant
It increases
It becomes extinct
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary prey of the Canada lynx?
Elk
Snowshoe hare
Coyote
Deer
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the impact of removing wolves from Yellowstone on the elk population?
Elk population decreased
Elk population remained stable
Elk population increased
Elk population became extinct
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