Ecosystems #2 (Vocab Review)

Quiz
•
Biology, Science
•
9th - 12th Grade
•
Hard
Kristen Hamblen
Used 28+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
The American Bison was once common in the prairie, but now wild bison are rare. Like cows, bison eat grass. What kind of organism is a bison?
producer
primary consumer
tertiary consumer
autotroph
2.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Owls eat voles (a relative of mice); voles eat grass and seeds. Which food chain is correct?
Grass → Vole → Owl
Grass → Owl → Vole
Vole → Owl → Grass
Vole → Grass → Owl
3.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Frogs eat flies, snakes eat frogs, and hawks eat snakes. What would happen to the frogs if the hawk population suddenly decreased?
The frog population would increase.
The frog population would decrease.
The frog population would stay the same.
The frog population would increase at first, then decrease as hawk populations recovered.
4.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
What is the difference between a food chain and a food web?
Food webs only show one producer and multiple consumers, but food chains show all of the organisms in an ecosystem.
Food webs begin with a producer and are a linear progression of energy flow, whereas food chains are a network of producers and consumers with a singular path of energy flow.
Food chains begin with a producer and are a linear progression of energy flow, whereas food webs are a network of producers and consumers with multiple directions of energy flow.
None of the above.
5.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
Which of the following effects will occur to the food web shown below if the sea otter disappears? (click the picture to see it bigger!)
Sea stars decrease and sharks increase.
Sea urchins increase and kelps decrease.
Large fish increase and sea urchins decrease.
Abalones increase and sharks increase.
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