WorksheetsEcosystem: Energy
Total questions: 25
Worksheet time: 27mins
What are the living and nonliving things in an environment or area?
predator
producer
ecosystem
abiotic factor
An organism that can make its own food
decomposer
producer
consumer
Breaks down and feeds on the remains of other organisms
decomposer
consumer
producer
Interacting food chains found in an ecosystem
food web
food chain
predator
These organisms cannot make their own food; they must eat something for energy
decomposer
consumer
producer
NON-living things found in an ecosystem
biotic
abiotc
habitat
LIVING things in an ecosystem
biotic
abiotic
ecosystem
Choose the producer.
rock
tree
cow
bird
Choose the decomposer.
grass
elephant
bacteria
bird
Choose the consumer.
mushroom
horse
tree
grass
Where does the food chain START?
with consumers that eat grass
with the sun giving energy to producers
with the sun giving energy to consumers
with consumers eating other consumers
Explain the flow of energy in this food chain (who passes energy to who).
The hawk gives energy to the snake. The snake gives energy to the mouse. The mouse gives energy to the grasshopper who gives energy to the grass.
The mouse gives energy to the hawk. The snake gives energy to the grasshopper. The grass gives energy to the snake.
The grass gives energy to the grasshopper. The grasshopper gives energy to the mouse. The mouse gives energy to the snake who gives energy to the hawk.
Does a food chain start with the sun?
yes
no
What is a consumer?
an organism that breaks down dead organisms
an organism that makes its own energy and food
an organism that eats other organisms for energy
True or False:
A food web shows how energy flows through an ecosystem
true
false
What do the arrows in a food web show?
who is the most powerful
the next organism that uses the energy
the prey
the sun
What is this?
Food Web
Food Chain
Who can make their own food through a process known as photosynthesis after receiving energy from the sun?
Producers
Consumers
Decomposers
The sun
All of the living and nonliving components that interact in an environment.
population
ecosystem
community
organism
What are the nonliving parts of an ecosystem?
environment
sunlight
ocean
park
Scarcity means:
Too much of something you wanted
The exact amount of something you wanted
Not enough of something you wanted
If 8 people want a stuffed animal, is there a scarcity?
Yes, there is a scarcity.
No, there is not a scarcity.
How can people affect ecosystems in a positive way?
by plowing land to crop
by clearing land for a new house
by planting a new tree in the yard
by using chemicals to fertilize the lawn
Breaks down and feeds on the remains of other organisms
producer
consumer
decomposer
