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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
water
B
air
C
grass
D
soil
2) What happens when an ecosystem's carrying capacity is reached for a population?
A
the population's numbers begin to decrease
B
the ecosystem establishes a new carrying capacity
C
the population's numbers level out
D
the population's numbers begin to increase
3) Which order is correct, from most basic to most complex?
A
organism - population - community - ecosystem - biosphere
B
biosphere - ecosystem - community - population - organism
C
organism - community - population - ecosystem - biosphere
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 fish, frogs, algae, turtle, water and soil in a pond
D
all the box turtles living in a pond
5) Which of the following would NOT cause a carrying capacity to go up?
A
a drought
B
more food
C
more living space
D
more fresh water
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
an organism
B
a community
C
an ecosystem
D
a population
8) What is the word that describes every place on Earth where life exists?
A
the atmosphere
B
the hydrosphere
C
the biosphere
D
Earth's ecosystems
9) What happens as access to limiting factors decreases?
A
the carrying capacity goes up
B
Humans figure out a way to improve access
C
the carrying capacity goes down
D
the carrying capacity isn't affected
10) Which statement is correct?
A
The number of frogs in a pond will increase every year
B
The number of frogs in a pond can change drastically from year to year
C
The number of frogs in a pond will decrease every year
D
Every year, a pond will always have about the same number of frogs
*select an answer for all questions
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