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7.MS-LS2-1
Test Description: 7.MS-LS2-1
Instructions: Answer all questions to get your test result.
1) Which of the following is an example of a biotic factor?
A
soil
B
air
C
grass
D
water
2) What happens when an ecosystem's carrying capacity is reached for a population?
A
the population's numbers level out
B
the population's numbers begin to increase
C
the population's numbers begin to decrease
D
the ecosystem establishes a new carrying capacity
3) Which order is correct, from most basic to most complex?
A
organism - population - community - ecosystem - biosphere
B
organism - community - population - ecosystem - biosphere
C
biosphere - ecosystem - community - population - organism
D
organism - ecosystem - community - population - biosphere
4) Which of the following is an example of a community?
A
all the fish, frogs, algae and turtles living in a pond
B
all the fish, frogs, algae and turtles living in every pond across the world
C
all the box turtles living in a pond
D
all the fish, frogs, algae, turtle, water and soil in a pond
5) Which of the following would NOT cause a carrying capacity to go up?
A
more fresh water
B
a drought
C
more food
D
more living space
6) Which statement is correct?
A
Limiting factors and carrying capacity are not related to each other
B
The carrying capacity determines the limiting factors
C
The carrying capacity does not change
D
Limiting factors determine the carrying capacity
7) A flock of bluebirds all living in the same area are an example of.....
A
a community
B
an organism
C
a population
D
an ecosystem
8) What is the word that describes every place on Earth where life exists?
A
the biosphere
B
Earth's ecosystems
C
the hydrosphere
D
the atmosphere
9) What happens as access to limiting factors decreases?
A
the carrying capacity isn't affected
B
the carrying capacity goes down
C
Humans figure out a way to improve access
D
the carrying capacity goes up
10) Which statement is correct?
A
The number of frogs in a pond can change drastically from year to year
B
Every year, a pond will always have about the same number of frogs
C
The number of frogs in a pond will decrease every year
D
The number of frogs in a pond will increase every year
*select an answer for all questions
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