Florida Science Grade 6

Chapter 7: Ecology

Ecology

1.
_______ is the study of interactions that occur in ecosystems.
A)Ecology
B)Botany
C)Herpetology
D)Chemistry
2.
A biosphere is the part of Earth that supports _______.
A)water
B)minerals
C)life
D)air
3.
Which of these is a biotic factor?
A)the soil
B)the temperature
C)the water
D)a plant
4.
When coal and crude oil are used up, there won't be anymore available for use for _______ of years.
A)tree
B)snail
C)human
D)temperature
5.
What is the largest ecosystem?
A)biosphere
B)deserts
C)mountains
D)prairies
6.
Temperature, soil, water, and sunlight are examples of _______ factors.
A)biotic
B)trees
C)heat
D)abiotic
7.
When a group of the same type of organisms lives in the same place at the same time it is known as a ______.
A)community
B)population
C)limiting factor
D)niche
8.
An ecosystem is not organized by which of the following?
A)population
B)rainfall
C)community
D)niche
9.
A community is a group of _______.
A)populations
B)rocks
C)rivers
D)mountains
10.
_______ are known as the factors that limit the size of a population.
A)Limiting factors
B)Communities
C)Ecologists
D)Biospheres
11.
All the interactions in which an organism takes part make up its _______.
A)niche
B)community
C)population
D)ecosystem
12.
An organism's home is its _______.
A)niche
B)environment
C)habitat
D)territory
13.
Which of these is the most common way an organism can interact in a community?
A)An organism can live with other organisms in a community.
B)An organism can depend on other organisms to build its home.
C)An organism can serve as a source of food in a community.
D)An organism can reproduce with members of its community.
14.
Energy flows through an ecosystem in which form?
A)water
B)food
C)sunlight
D)heat
15.
Which of the following is an example of a producer?
A)human
B)grass
C)Preservation
D)dog
16.
Which of the following does a food web model?
A)Ecosystems change over time.
B)Energy moves through an ecosystem.
C)Producers use sunlight.
D)Abiotic factors affect populations.
17.
Which of these is a consumer?
A)grass
B)a grasshopper
C)a dead tree
D)a fungus
18.
Which term best describes the fungus that grows on trees?
A)producer
B)consumer
C)predator
D)decomposer
19.
A food chain does not show every _______ in the community.
A)species
B)habitat
C)environment
D)niche
20.
All matter on Earth is _______ through food chains.
A)recycled
B)littered
C)consumed
D)grown
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