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Savvas 5th Grade Ecosystems Test
By Jennifer Potter
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Last updated over 2 years ago
23 questions
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Question 1
1.
The relationship between an owl and a mouse is an example of
competition
predator and prey
producer and consumer
Question 2
2.
A coral reef and the organisms that live in it form
a habitat
an ecosystem
a population
Question 3
3.
Where would you be most likely to find animals with thick fur coats?
coral reef
tropical rain forest
tundra
Question 4
4.
A desert provides the resources needed to support a population of
rattlesnakes
woodpeckers
bison
Question 5
5.
The shortest food chains consist of
a consumer and a decomposer
a producer and a decomposer
two producers
Question 6
6.
Which describes both a food chain and a food web?
both begin with a producer
both contain multiple ways that energy flows
both must include a carnivore
Question 7
7.
Which event would cause an ecosystem to change quickly?
a climate change
an earthquake
a lake drying up
Question 8
8.
Nonnative animal populations can grow rapidly in a new ecosystem because
predators in the ecosystem are not used to hunting them.
they have no competition for resources in the ecosystem.
nonnative species are always at the top of food chains.
Question 9
9.
Which most likely limits a desert's ability to support plant life?
too much sunlight
not enough rain
not enough space
Question 10
10.
Which of the following is the best example of competition?
Goats and cows grazing grass from the same small field
A bear catching fish out of a river
A bird building a nest in a tree
Question 11
11.
Arrows on a food chain and food web show _______ being transferred between organisms.
Question 12
12.
Plants make their own food by converting sunlight into energy through a process called _________
Question 13
13.
Organisms that can breed and produce offspring that can also reproduce are known as a _______
Question 14
14.
Populations of organisms of different species in an area are known as a_______
Question 15
15.
The greatest amount of energy is located at the top of a food web.
True
False
Question 16
16.
The Sun is the ultimate source of energy and starts all food chains
True
False
Question 17
17.
Sunlight is an abiotic factor in an ecosystem.
True
False
Question 18
18.
The number of organisms that can live in a habitat is called the carrying capacity.
True
False
Question 19
19.
Unlike most organisms, people can change large parts of the environment.
True
False
Question 20
20.
Some events changed ecosystems permanently.
True
False
Question 21
21.
Changing the environment can upset the balance in ecosystems.
True
False
Question 22
22.
Explain how producers, consumers, and decomposers all help an ecosystem
support the populations within it.
Question 23
23.
List three ways that human development can negatively impact local ecosystems.