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Ecosystems 4.3
Test Description: Ecosystems
Instructions: Answer all questions to get your test result.
1) An _________ is an area where living and nonliving things interact.
A
ecosystem
B
community
C
atmosphere
D
niche
2) _________ factors of an ecosystem include things such as sunlight, water, nutrients, soil, and air
A
living
B
habitat
C
non-living
D
Population
3) All the organisms of the same species that live in the same place at the same time are a __________.
A
population
B
biome
C
group
D
habitat
4) The populations of species that live in the same place at the same time together make up a _________.
A
neighborhood
B
habitat
C
niche
D
community
5) The interactions and organization within an ecosystem is based on the utilization of the energy from the ___.
A
moon
B
sun
C
stars
D
earth's interior
6) The greatest amount of energy in an ecosystem is in the __________.
A
consumers
B
producers
C
decomposers
D
carnivores
7) The sun’s energy cycles through ecosystems from producers through consumers and back into the nutrient pool through ___________.
A
consumers
B
producers
C
herbivores
D
decomposers
8) Within a community, organisms are dependent on the ________ of other organisms.
A
survival
B
kindness
C
weakness
D
competition
9) ______ is passed from one organism to another as modeled in a food chain or food web.
A
disease
B
energy
C
love
D
hate
10) A food ___ illustrates the interconnected and overlapping food chains in an ecosystem
A
buffet
B
web
C
fight
D
net
11) The arrow in a food chain always points to the organism doing the ______.
A
eating
B
dying
C
wrong thing
D
best
12) Members of a __________ compete to obtain resources, mates, and territory, and they cooperate to meet basic needs.
A
habitat
B
population
C
society
D
niche
13) A _______is the place where an animal or plant naturally lives.
A
niche
B
community
C
habitat
D
reservoir
14) An organism’s habitat provides food, water, _______, and space.
A
nice things
B
money
C
health care
D
shelter
15) The ____ of the habitat depends on the organism’s needs
A
color
B
size
C
shape
D
texture
16) A _____ is the function or role that an organism performs in the food web of that community.
A
habitat
B
biome
C
culture
D
niche
17) A niche also includes everything else the _________ does and needs in its environment, including what it eats and how it interacts with other organisms and the nonliving factors in its environment.
A
population
B
habitat
C
community
D
organism
18) Organisms that share the same need for resources must _______ to meet their needs.
A
compete
B
work
C
shelter
D
dance
19) During its ____ _____, an organism’s role in the community (niche) may change. What an animal eats, what eats it, and other relationships may change.
A
???
B
daily life
C
night time
D
life cycle
*select an answer for all questions
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