Variables on Population Size
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The graph shows the trend in population sizes for snakes and frogs living in same ecosystem.
Frogs depend on snakes for food.
Snakes and frogs compete for food with one anther.
The environment can support more snakes than frogs.
The population of snakes increase with the increase in the frogs
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-2
NGSS.MS-LS2-4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A change in the number of one type of organism will cause a change in ___________.
the world
carrying capacity
the number of other types of organisms
the environment
Tags
NGSS.MS-LS2-2
NGSS.MS-LS2-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the bust prediction about what will happen to the foxes?
The drop in the mouse population will lead to a drop in the fox population.
The drop in the mouse population will lead to no change in the fox population.
The drop in the mouse population will lead to an increase in the fox population.
The increase in the mouse population will lead to an increase in the fox population.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-2
NGSS.MS-LS2-3
NGSS.MS-LS2-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
On a small island, scientists observed and graphed changes in wolf and moose populations. From 1965 to 1970, which data pattern did scientists observe?
A drop in wolf population and a drop in moose population.
An increase in wolf population and a drop in moose population.
A drop in wolf population and in increase in moose population.
An increase in wolf population and an increase in moose population.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-2
NGSS.MS-LS2-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
factors that affect a population depending on its size
Density-Dependent factor
Density-Independent factors
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why would the fish population decrease?
Less food
More food
Less Predators
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the context of population dynamics, what is a "limiting factor"?
A factor that has no effect on the growth of a population.
A factor that increases the carrying capacity of an environment.
A factor that restricts the size of a population.
A factor that promotes unlimited growth of a population.
Tags
NGSS.MS-LS2-4
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