Ecology Question Preview (ID: 42723)


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Which is abiotic?
a) bird
b) the sun
c) people
d) ants

A general relationship in which 2 organisms of different species live together for a period of time?
a) parasitism
b) mutualism
c) symbiosis
d) commensalism

One organism benefits while the other is not affected in any way.
a) parasitism
b) mutualism
c) commensalism
d)

Both organisms benefit from each other.
a) parasitism
b) mutualism
c) commensalism
d)

One organism benefits while the other is harmed.
a) parasitism
b) mutualism
c) commensalism
d)

The relationship in which on organisms hunts and eats another.
a) commensalism
b) predation (predator/prey)
c) parasitism
d)

Relationship where 2 types of organisms compete for the same resources.
a) commensalism
b) predation (predator/prey)
c) competition
d) none are correct

A _________ harms a __________ by absorbing/taking nutrients from it.
a) host ; parasite
b) parasite ; host
c)
d)

Which is biotic?
a) the sun
b) water
c) insects
d) oxygen

What is the smallest part of an ecosystem?
a) Population
b) Species (Organism)
c) Ecosystem
d) Community

In an energy pyramid, most energy comes from _________.
a) heterotrophs (consumers)
b) autotrophs (producers/plants)
c) neither
d)

A niche is...
a) an animal
b) competition
c) an organism's job
d) all are correct

A population is...
a) a single animal
b) A group of the different animals in a habitat
c) A group of the same species
d)

Which of the following is a limiting factor that negatively impacts carrying capacity?
a) a lack of space
b) a lack of food
c) a lack of oxygen
d) all are correct

Carrying capacity is ___________.
a) a job that you have
b) how much life an area can support based on resources
c) a living factor in an ecosystem
d)

In an ecosystem, the domino effect can be described as _______________.
a) each part of an ecosystem impacts each aspect in someway
b) plants not impacting animals
c) some plants impact the sun and water
d)

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