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Ecology 1
Test Description: Food chains, food webs, levels of organization
Instructions: Answer all questions to get your test result.
1) The branch of biology dealing with interactions among organisms and between organisms and their environment is called
A
ecology
B
modeling
C
economy
D
recycling
2) The combined portions of Earth in which all living things exist is called the
A
population
B
community
C
biome
D
biosphere
3) All of the members of a particular species that live in one area are called a (an)
A
an ecosystem
B
a population
C
a community
D
a species
4) The simplest grouping of more than one kind of organism in the biosphere is
A
a population
B
an ecosystem
C
a community
D
a species
5) The algae at the beginning of the food chain is a(n)
A
producer
B
heterotroph
C
consumer
D
decomposer
6) An organism that uses energy to produce its own food supply from inorganic compounds is called a (an)
A
a heterotroph
B
detritivore
C
consumer
D
autotroph
7) The total amount of living tissue within a given trophic level is called the
A
energy mass
B
organic mass
C
biomass
D
trophic mass
8) What is an ecological model of the relationships that form a network of complex interactions among organisms in a community from producers to decomposers?
A
an ecosystem
B
spider web
C
food web
D
a population
9) What animals eat both producers and consumers?
A
herbivores
B
autotrophs
C
chemotrophs
D
omnivores
10) A snake that eats a frog that has eaten an insect that fed on a plant is a
A
first-level consumer
B
third-level consumer
C
second-level consumer
D
first-level producer
*select an answer for all questions
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