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Interactions In Ecosystems
Test Description: Ecology test number one
Instructions: Answer all questions to get your test result.
1) What kind of factors are air, water, sunlight and temperature?
A
dead
B
living
C
biotic
D
abiotic
2) What is ecology?
A
the study of how living things interact
B
the study of rocks
C
the study of how living things interact with their environments
D
the study of cells
3) What type of factor are birds, mammals, fish and plants?
A
abiotic
B
biotic
C
nonliving
D
dead
4) A ____________ is a group of organisms of the same species in an area.
A
community
B
population
C
biosphere
D
ecosystem
5) All the populations of organisms in an area is called a __________.
A
biosphere
B
community
C
ecosystem
D
population
6) What level of organization is made up of all the biotic and abiotic factors in an area?
A
population
B
individual
C
ecosystem
D
community
7) What are the levels of organization from first to fifth?
A
ecosystem, population, community, individual, biosphere
B
population, community, ecosystem, individual, biosphere
C
individual, commmunity, ecosystem, population, biosphere
D
individual, population, community, ecosystem, biosphere
8) What animal eats only other animals?
A
omnivore
B
herbivore
C
scavenger
D
carnivore
9) A triangular diagram that shows an ecosystem's loss of energy is a ___________
A
food web
B
none of these
C
food chain
D
energy pyramid
10) What organism eats both plants and animals?
A
scavenger
B
carnivore
C
herbivore
D
omnivore
11) What organism eats only plants?
A
scavenger
B
carnivore
C
omnivore
D
herbivore
12) A diagram that shows how energy flows from one organism to another is a ___________.
A
food net
B
food chain
C
energy pyramid
D
food web
13) A diagram that shows all the feeding relationship in an ecosystem is called a _____________.
A
energy pyramid
B
food chain
C
food web
D
nutrition map
14) What organisms make their own food from sunlight and are at the base of the food chain?
A
decomposers
B
scavengers
C
producers
D
consumers
15) Grass is eaten by a prairie dog. A coyote eats the prairie dog. This is an example of a ___________.
A
food chain
B
a population
C
food web
D
nutrition map
16) What do the arrows on a food chain and food web represent?
A
organisms moving
B
energy flow to the organism being eaten
C
energy flow to the organism eating
D
sunlight
17) What organisms have to consume other organisms to get energy?
A
trees
B
producers
C
consumers
D
plants
18) What organism eats dead organisms to get their energy?
A
scavengers
B
decomposers
C
producers
D
consumers
19) What organisms break down dead organisms to get energy?
A
producers
B
decomposers
C
scavengers
D
consumers
20) What symbiotic relationship is where one organism benefits and the other is not affected?
A
albinism
B
mutualism
C
parasitism
D
commensalism
*select an answer for all questions
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