WorksheetsEcosystems
Total questions: 15
Worksheet time: 12mins
Name
Class
Date
1.
A __________ includes all living and non-living things in an environment.
a)
population
b)
niche
c)
abitotic
d)
ecosystem
2.
Field mice eat corn. Which would most likely happen if the field mouse population grew?
a)
There would be more corn to feed the field mice.
b)
There would be less corn due to the mice eating it.
c)
The habitat would get overpopulated because the mice would eat too much.
3.
If the population of prey increases, the population of predators will ________because of the availability of food.
a)
decrease
b)
stay the same
c)
increase
4.
What would most likely happen if an ecosystem no longer received sunlight?
a)
The number of herbivores would increase
b)
The number of plants would increase
c)
all organisms would adapt
d)
All living organisms would eventually die
5.
All food chains_____________________
a)
have more consumers than producers
b)
produce and use same amount of energy
c)
begin with a producer
d)
are unhealthy
6.
A lion captures and eats other animals. What is he considered?
a)
prey
b)
predator
c)
producer
d)
healthy
7.
How do consumers get their energy?
a)
laying in the sun
b)
eating other organisms
c)
providing food for other organisms
d)
surviving in an ecosystem
8.
All the members of one species that live within an area of an ecosystem
a)
population
b)
community
c)
niche
9.
Organisms that make up the living part of an ecosystem.
a)
abiotic
b)
biotic factors
c)
ecology
d)
ecosystems
10.
Nonliving things found in an ecosystem.
a)
factories
b)
factor trees
c)
biotic factors
d)
abiotic factors
11.
Which is a biotic factor?
a)
Fox
b)
Mountain
c)
Air
d)
Sunlight
12.
The place where an organism lives is its _________.
a)
habitat
b)
abiotic
c)
ecosystem
d)
community
13.
Consider this food web: Where is the largest amount of energy found in this food web?
a)
Hawk
b)
Grass
c)
Mouse
d)
Grasshopper
14.
Which shows the correct flow of energy through this simple food chain?
a)
fox → grass → rabbit
b)
grass → fox → rabbit
c)
grass → rabbit → fox
d)
rabbit → grass → fox
15.
Some plants have fungi that live intertwined in their roots. The fungi provide nutrients to the plants, while the plants’ roots provide a habitat for the fungi. Which relationship is demonstrated by this example?
a)
Predator/prey
b)
Commensalism
c)
Mutualism
d)
Parasitism
100 %
