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WorksheetsRelationships in Ecosystems
Total questions: 30
Worksheet time: 39mins
What is an ecosystem?
All of the living organisms in an area
All of the nonliving parts of an area
All of the living and nonliving parts of an area
An area with no people
Any relationship in which two different species use each other to live is called _________________.
Predation
Symbiosis
Competition
Harmony
Which is an example of parasitism?
Shark and seal
Flea and dog
Deer and grass
Seagull and fish
How all the living and nonliving things in an area interact.
Competition
Symbiosis
Dependent
Ecosystem
An organism that is "hunted" and "eaten" as food is called ______________________.
Prey
Predator
Host
Parasite
A group of interacting individuals of the same species located in the same area.
Population
Community
Ecosystem
K.C. Zoo
A living thing
Biotic Factor
Population
Ecosystem
Organism
A nonliving part of an organism’s habitat
Abiotic Factor
Ecology
Species
Population
A group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce
Biotic Factor
Ecosystem
Species
Community
All the members of one species living in the same area
Population
Organism
Species
Ecosystem
All the different populations that live together in a particular area
Organism
Ecosystem
Community
Biotic Factor
Which of the following lists the levels of an ecosystem in order from largest to smallest?
population, organism, community, ecosystem
ecosystem, community, organism, population
organism, community, population, ecosystem
ecosystem, community, population, organism
All the members of one species living in a particular area make up a population.
True
False
A symbiotic relationship in which both organisms benefit is ____________________
interdependence
niche
symbiosis
mutualism
A symbiotic relationship in which one organism benefits and the other is not harmed is _______________
mutualism
commensalism
parasitism
niche
A symbiotic relationship in which one organism benefits while the other is harmed is __________________
mutualism
commensalism
parasitism
niche
The term that represents all living things in an ecosystem
a community
a population
a limiting factor
a habitat
Mutualism, commensalism, and parasitism are examples of
niches
habitats
symbiosis
living things in an environment
abiotic
biotic
nonliving things in an environment
abiotic
biotic
Which of these is an example of a biotic factor that could affect the size of a population?
large rain flood the area
wolves are reintroduced into the area
a dam diverts the water supply
a wildfire comes through the area
Which of these is an example of an abiotic factor that could affect the size of a population?
large rains flood the area
wolves are reintroduced into the area
a parasite kills the birds in the area
a wildfire kills the grazing plants in the area
Which of these is an example of a population in the desert?
a snake
all of the snakes in the area
all of the animals in the area
all of the animals and rocks in the area
Which of these is an example of a community in the desert?
a snake
all of the snakes in the area
all of the animals in the area
all of the animals and rocks in the area
