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Ecology Review #2
Test Description: Ecology Review #2
Instructions: Answer all questions to get your test result.
1) What will happen to prey if the population of a predator decreases.
A
The prey population will remain the same.
B
The prey population will decrease.
C
The prey population will become endangered.
D
The prey population will increase.
2) A species that moves in to a new ecosystem and causes great harm to the plants and animals that live there.
A
native species
B
predator
C
keystone species
D
invasive species
3) An organisms role in its environment
A
mutualism
B
biotic
C
permeability
D
niche
4) Which type of organism uses energy from the sun to create its own food?
A
decomposers
B
primary consumers
C
herbivores
D
producers
5) Which is an example of a trophic level in an ecosystem?
A
90%
B
energy pyramid
C
food web
D
tertiary consumer
6) A rabbit eats grass. How much energy is transferred to the rabbit?
A
90%
B
100%
C
50%
D
10%
7) A secondary consumers eats a primary consumer. How much energy is transferred to the secondary consumer?
A
50%
B
10%
C
1%
D
90%
8) What % of energy is LOST each time it moves through a food chain?
A
10%
B
90%
C
100%
D
1%
9) Which type of organism receives the least amount of energy?
A
tertiary consumers
B
secondary consumers
C
producers
D
primary consumers
10) A symbiotic relationship that occurs when both species benefit.
A
mutualism
B
commensalism
C
predator - prey
D
parasitism
11) Parasitism
A
When both species benefit
B
When one species goes to a parade and the other goes to the grocery store.
C
When one species benefits and the other is neutral
D
When one species benefits and the other is harmed
12) When one species benefits and the other is neutral
A
Mutualism
B
NONE OF THESE!!
C
Parasitism
D
Commensalism
13) Which of the models below shows the most realistic feeding relationships that exist in an ecosystem.
A
food web
B
food chain
C
a fast food restaurant
D
energy pyramid
14) A resource that will most likely not run out because it is produced at a quicker rate than is consumed.
A
biotic
B
oil and gas
C
non-renewable
D
renewable
15) To save Earth's resources... (read choices carefully)
A
conservation
B
conversation
C
space station
D
convolution
16) A species that is no longer alive on Earth.
A
Invasive species
B
Endangered Species
C
Extinct Species
D
Extinct in the wild species
17) A species that only lives in captivity and not in the wild.
A
Endangered Species
B
Invasive Species
C
Extinct in the wild species
D
Native Species
18) Coal, Oil, Natural Gas are all examples of _____.
A
Grocery stores
B
resource class
C
non-renewable resources
D
renewable resources
19) Which best describes how invasive species arrive at their new home
A
they fly
B
they are brought by humans on purpose or accident
C
the run
D
they walk
20) Which scientist spent 30+ years studying chimpanzees in their natural habitat?
A
Robert Hooke
B
Jane Goodall
C
Neil DeGrasse Tyson
D
Bill Nye
*select an answer for all questions
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