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WorksheetsEcosystems
Total questions: 25
Worksheet time: 8mins
Name
Class
Date
1.
a place where organisms and their physical surroundings form a balanced environment
a)
environment
b)
community
c)
habitat
d)
ecosystem
2.
a non-living factor of the environment
a)
biotic
b)
producer
c)
abiotic
d)
herbivore
3.
a living factor of the environment
a)
biotic
b)
producer
c)
abiotic
d)
herbivore
4.
all the factors in an organism's surroundings that effects it.
a)
habitat
b)
environment
c)
community
d)
ecosystems
5.
where an organism lives
a)
environment
b)
habitat
c)
community
d)
ecosystems
6.
all the living organisms in an ecosystem
a)
habitat
b)
ecosystem
c)
environment
d)
community
7.
relationship between organisms that are trying to use the same limited resource
a)
competition
b)
parasitism
c)
mutualism
d)
predation
8.
relationship between two organisms living closely together where each benefits the other
a)
parasitism
b)
mutualism
c)
competition
d)
predation
9.
relationship between two organisms where one organism lives on or in the other and feeds off of it
a)
predation
b)
competition
c)
parasitism
d)
commensalism
10.
relationship between two organisms where one organism kills and eats the other
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
11.
relationship between two organisms in which one benefits and the other is not affected.
a)
mutualism
b)
parasitism
c)
predation
d)
commensalism
12.
a body part that helps an organism to survive is a _____adaption.
a)
functional
b)
behavioural
c)
producer
d)
structural
13.
features of an organism's habits, actions or ways of life is a ____ adaption.
a)
behavioural
b)
structural
c)
functional
d)
consumer
14.
a feature of the way an organisms body works and are called physiological or _____ adaptations.
a)
functional
b)
behavioural
c)
structural
d)
predation
15.
a sequence of organisms feeding on each other
a)
food webs
b)
predation
c)
food chain
d)
carnivore
16.
all the linked food chains in an ecosystem
a)
food webs
b)
predation
c)
food chain
d)
carnivore
17.
organisms that make food for the community
a)
herbivore
b)
third-order
c)
first-order
d)
second-order
18.
a herbivore (feeds on plants) is a ____consumer
a)
first-order
b)
producer
c)
second-order
d)
third-order
19.
an animal that feeds on a first order consumer (omnivore) is a ___ consumer
a)
second-order
b)
third-order
c)
producer
d)
first-order
20.
an animal that feeds on a second order consumer (carnivore) is a ___ consumer
a)
first-order
b)
second-order
c)
third-order
d)
producer
21.
an organism, usually a bacteria or fungus, that breaks down the cells of dead plants and animals into simpler substances
a)
herbivore
b)
consumers
c)
producers
d)
decomposer
22.
a range of different species living in a community
a)
environment
b)
habitat
c)
biodiversity
d)
ecosystem
23.
an organism that consumes only plants
a)
omnivore
b)
carnivore
c)
herbivore
d)
decomposer
24.
an organism that consumes plants and animals
a)
carnivore
b)
omnivore
c)
herbivore
d)
producers
25.
and organism that consumes only other animals
a)
omnivore
b)
carnivore
c)
predation
d)
herbivore
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