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Worksheets4th Grade Ecosystem Quiz
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
Which group uses the sun's energy to make food?
a)
producers
b)
consumers
c)
decomposers
d)
predators
2.
What is the source of all energy in an ecosystem
a)
producers
b)
consumers
c)
decomposers
d)
sun
3.
Which organism is a decomposer?
a)
ladybug
b)
fungus
c)
spider
d)
sunflower
4.
Which best describes grasses, shrubs, and trees?
a)
producers
b)
consumers
c)
decomposers
d)
scavengers
5.
Which group lists only decomposers?
a)
tadpoles, frogs, and algae
b)
shrimp, crayfish, and turtles
c)
bacteria, mushrooms, and earthworms
6.
What is another name for an animal or plant's home?
a)
ecosystem
b)
tree
c)
habitat
d)
population
7.
What do you call an organism that has to search for its food?
a)
producer
b)
consumer
c)
prey
d)
plant
8.
Animals that eat only plants
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
9.
Animals that eat only meat
a)
omnivore
b)
herbivore
c)
carnivore
d)
scavenger
10.
Animals that eat both plants and animals
a)
carnivore
b)
scavenger
c)
omnivore
d)
herbivore
11.
What is an organism that makes its own food called?
a)
consumer
b)
decomposer
c)
producer
d)
scavenger
12.
What do you call an organism that has to search for its food?
a)
producer
b)
consumer
c)
prey
d)
plant
13.
The interaction between living and non-living things is called?
a)
community
b)
scarcity
c)
ecosystem
d)
consumer
14.
What is an animal that breaks down dead materials and gives nutrients back to the soil called?
a)
decomposer
b)
producer
c)
herbivore
d)
scavenger
15.
Bacteria and worms are an example of what type of organism?
a)
scavenger
b)
producer
c)
carnivore
d)
decomposer
16.
What is one thing that non-living things don't give us?
a)
food
b)
air
c)
water
d)
sunlight
17.
A living thing that feeds on the wastes or remains of plants and animals.
a)
decomposer
b)
consumer
c)
producer
d)
nutrient
18.
An environment that meets the needs of an organism.
a)
population
b)
producer
c)
energy pyramid
d)
habitat
19.
A series of organisms that depend on one another for food.
a)
habitat
b)
consumer
c)
decomposer
d)
food chain
20.
All the populations that live in the same area.
a)
community
b)
food web
c)
food chain
d)
prey
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