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Ecology
Test Description: EOG
Instructions: Answer all questions to get your test result.
1) Which is abiotic?
A
people
B
the sun
C
bird
D
ants
2) A general relationship in which 2 organisms of different species live together for a period of time?
A
symbiosis
B
mutualism
C
parasitism
D
commensalism
3) One organism benefits while the other is not affected in any way.
A
parasitism
B
mutualism
C
commensalism
4) Both organisms benefit from each other.
A
commensalism
B
mutualism
C
parasitism
5) One organism benefits while the other is harmed.
A
commensalism
B
parasitism
C
mutualism
6) The relationship in which on organisms hunts and eats another.
A
predation (predator/prey)
B
commensalism
C
parasitism
7) Relationship where 2 types of organisms compete for the same resources.
A
competition
B
commensalism
C
none are correct
D
predation (predator/prey)
8) A _________ harms a __________ by absorbing/taking nutrients from it.
A
host ; parasite
B
parasite ; host
9) Which is biotic?
A
the sun
B
water
C
oxygen
D
insects
10) What is the smallest part of an ecosystem?
A
Ecosystem
B
Population
C
Species (Organism)
D
Community
11) In an energy pyramid, most energy comes from _________.
A
neither
B
heterotrophs (consumers)
C
autotrophs (producers/plants)
12) A niche is...
A
an animal
B
an organism's job
C
all are correct
D
competition
13) A population is...
A
A group of the same species
B
a single animal
C
A group of the different animals in a habitat
14) Which of the following is a limiting factor that negatively impacts carrying capacity?
A
a lack of space
B
all are correct
C
a lack of food
D
a lack of oxygen
15) Carrying capacity is ___________.
A
how much life an area can support based on resources
B
a job that you have
C
a living factor in an ecosystem
16) In an ecosystem, the domino effect can be described as _______________.
A
plants not impacting animals
B
some plants impact the sun and water
C
each part of an ecosystem impacts each aspect in someway
*select an answer for all questions
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