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Study Quiz 1.3: Roles of Organisms in Ecosystems
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1
The space where an organism lives and the role an organism plays within its ecosystem is referred to as a
A)sampling
B)population
C)niche
D)biome
2
An organism that creates its own food is called
A)a producer
B)a consumer
C)a scavenger
D)a decomposer
3
A consumer is
A)an organism that produces its own food
B)an organism that does not need food to survive
C)an abiotic organism
D)an organism that cannot produce its own food
4
Herbivores, carnivores and omnivores are
A)plants, animals and micro-organisms
B)three types of consumers
C)three types of producers
D)three of British Columbia's 10 ecoprovinces
5
An organism that eats decaying plants and animals is called
A)a decomposer
B)a parasite
C)a carnivore
D)a scavenger
6
Parasitism, commensalism and mutualism are
A)three examples of producers
B)the three main types of symbiotic relationships
C)the three main types of ecological relationships
D)three examples of abiotic interactions
7
Which of the following is NOT an example of a parasitic organism?
A)tapeworm
B)mistletoe
C)termite
D)lice
8
Which of the following is a symbiotic relationship where one partner benefits and the other does not benefit or lose from the relationship?
A)commensalism
B)mutalism
C)parasitism
D)decomposition
9
Which of the following is a symbiotic relationship where both partners benefit?
A)mutualism
B)parasitism
C)commensalism
D)symbolism
10
Which of the following is a symbiotic relationship where one partner benefits and the other is harmed?
A)commensalism
B)mutualism
C)symbolism
D)parasitism





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