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Test Description: Ecosystems- Nonliving and living things
Instructions: Answer all questions to get your test result.
1) In an ecosystem, producers fill the role of providing ________ for other organisms.
A
water
B
food
C
degrees
D
warm temperatures
2) Without healthy grasses in a prairie ecosystem, most prairie animals would
A
look for food in trees
B
dig deep in the ground for food
C
die from lack of food.
D
eat the smallest animals
3) The consumers of an ecosystem are its
A
animals only
B
plants only
C
plants and animals only
D
largest animals only
4) The role of the producer in any community is
A
produce carbon dioxide
B
produce food
C
produce space
D
produce nutrients
5) What are the dead remains of plants and animals?
A
produce
B
organic matter
C
consumer
D
pollinator
6) A camel can travel many days without water. Camels usually live in places with
A
very little rainfall
B
many plants
C
with very little sunshine
D
many lakes
7) A large population of snakes moves into an area. What might happen to the mice in that area?
A
The mouse population will become smaller.
B
The snakes will stop eating the mice.
C
The mice will become larger.
D
There will be more mice too.
8) What is an animal or insect that helps plants by moving pollen from one part of the plant to another?
A
pollinator
B
organic matter
C
consumer
D
producer
9) Where do producers get energy?
A
from consumers
B
from other producers
C
from decomposers
D
from sunlight
10) Which nonliving thing determines the kinds of organisms that live in an ecosystem?
A
amount of water
B
decomposers
C
producers
D
consumers
11) Which is a nonliving part of the ecosystem?
A
sunlight
B
tree
C
bird
D
squirrel
12) A tree gains energy it needs from
A
sunlight
B
food in the soil
C
oxygen from the air
D
its thick wood and bark
13) Why might a decrease in insects cause a decrease of frogs?
A
Both populations use the same shelter.
B
Both populations feed on the same thing.
C
One population consumers another.
D
The two populations are both consumers.
14) Kevin sets up a terrarium to model an ecosystem. His terrarium has rock, a heat lamp, water, soil, and a cricket. Which part models the sun?
A
rocks
B
heat lamp
C
cricket
D
water
15) Which statement is true?
A
Only animals depend on sunlight.
B
Only plants depend on sunlight.
C
Plants and animals depend on sunlight.
D
Producers depend on consumers.
*select an answer for all questions
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