WorksheetsEcosystems Test Review
Total questions: 40
Worksheet time: 22mins
How are deer and wolves classified?
as decomposers
as consumers
as carnivores
as producers
Which is an example of a consumer eating another consumer in an ocean ecosystem?
a fish eating algae
a shark eating a tuna
a sea turtle eating sea grass
a sea worm eating dead animals
A student observes a small pond and notices green algae on the rocks. What is the role of algae in the pond ecosystem?
producer
consumer
omnivore
decomposer
Which organism is a producer?
pine tree
earthworm
mushroom
hawk
Which best describes the role of a producer in an ecosystem?
A producer supplies energy for the consumers in the ecosystem.
A producer supplies oxygen for the consumers in the ecosystem.
A producer supplies water for the consumers in the ecosystem.
A producer supplies light for the consumers in the ecosystem.
Without decomposers, what would build up on the ground and not return to the soil?
large rocks
rain water
bacteria and other microorganisms
dead plant and animal matter
An organism that makes its own food is a/an
producer.
consumer.
predator.
prey.
Two or more overlapping food chains form a/an
food chain
food web
community
population
What is the best choice for studying decomposers at work?
a rotting log on the forest floor
a live, healthy tree
a robin that builds a nest in a tree
cut wood at a lumber yard
Which of the following would be at the end of a food chain?
grass
fungi
sheep
coyote
In a diagram of a food web, the arrows show the flow of
soil
sunlight
oxygen
energy
Abiotic Factors
Nonliving things in your ecosystem.
Living things in your ecosystem
An individual living thing
Biotic Factors
Nonliving things in your ecosystem.
Living things in your ecosystem
An individual living thing
An Example of Biotic Factor is....
Sun
Air
Animals
An Example of Abiotic Factor is...
Sun
Plants
Animals
A bear is an example of a
herbivore
carnivore
omnivore
A giraffe is an example of a
herbivore
carnivore
omnivore
A shark is an example of a
herbivore
carnivore
omnivore
A worm is an example of a
producer
consumer
decomposer
A linear sequence to show transfer of energy is called
a food chain.
a food web.
Interconnected chains to show transfer of energy is called
a food chain.
a food web.
What does the large tree directly give energy to in this food web? There is more than one right answer!
lion
mouse
cricket
rhinoceros
giraffes
What do the arrows mean on a food chain or food web?
"just ate"
"died"
"moved to"
"gives energy to"
All food chains start with?
Consumers
The Sun
Producers
Decomposers
If an animal is endangered, it means...
There is no more of that animal
There are very few numbers of that animal left
The animal's population is thriving
That their population is making a comeback
What is one thing that make producers special?
They are not living
They rely on other organisms for food
They can make their own food through photosynthesis
They are omnivores
What part of the plant soaks up water for photosynthesis?
roots
petals
leaf
stem
Where do plants get the energy for photosynthesis to take place?
nutrients in the soil
the sun
chlorophyll
bee pollination
True or False: Plants make their own food and use the energy from the food that is made.
True
False
Where do the leaves and stems of plants get their green color from?
glucose
oxygen
carbon dioxide
chlorophyll
What 3 things do plants need for the process of photosynthesis?
Sunlight, oxygen and sugar.
Water, soil and oxygen.
Sunlight, carbon dioxide and water.
Sunlight, soil and water.
Where does photosynthesis occur?
Leaves
Roots
Stem
Xylem
