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Ecology Review
Ecology Review
50 terms
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StudBud Administration
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A Quiz to introduce the basics of ecology.
Flashcards
50 cards
F
Practice quiz
P
Host live
L
Questions
50
Answers
1
Organisms that are not native to their environment and outcompete the native species.
Invasive species
Non-natives
Invaders
Competitors
2
What shows the relative amounts of energy or matter in each step of a food web?
trophic level diagram
food web
food chain
trophic level
3
Wolves and weasels that hunt rabbits would be considered
scavengers
decomposers
herbivores
carnivores
4
The arrows in a food web point toward
the producers
what is being consumed
the source of the energy
the organism that gets the energy
5
Which type of consumer are humans?
Omnivore
Herbivore
Producer
Carnivore
6
Biotic Factors which influence the carrying capacity of insects may include:
Use of pesticides in the area
Time of year
local bat population
drought
7
sun > flower > rabbit > snake > hawk Which receives the most energy?
rabbit
hawk
snake
flower
8
The original source of energy in a food web
detritivores
producers
the sun
primary consumers
9
Where should omnivores be placed?
C - secondary consumers
B with herbivores
A - primary consumers
C and D primary and secondary consumers
10
Which of these is an organism?
a bald eagle perched on its nest
a flock of geese heading south
a bacteriophage inside a bacillus
a pair of kittens
11
What is a group of different populations that live together in a defined area?
population
ecosystem
community
biotic factors
12
What is a step in a food chain or food web called?
food web
trophic level
caloric level
food chain
13
Which describes the frog
a primary consumer
a secondary consumer
an omnivore
a scavenger
14
The prefix "bio" means........
yourself
water
life
earth
15
What is the correct order of the hierarchy of ecology?
Organism, population, ecosystem, community, biosphere
Organism, community, population, ecosystem, biosphere
Organism, population, community, ecosystem, biosphere
Biosphere, community, population, ecosystem, organism
16
Organisms that make their own food
Producer
Abiotic
Consumer
Heterotroph
17
Which of these is found in an ecosystem?
the same habitat
abiotic factors
all of these
multiple populations
18
In which level do the producers belong?
D
C
B
A
19
Which of these is an example of an invasive species?
Square Goby
Aloe
Didymo
Oak trees
20
Where would tertiary consumers be placed?
C
B
D
A
21
What is an organism that feeds on plant and animal remains and other dead matter?
decomposer- detritivore/fungi
scavenger
omnivore
disgusting
22
What is an example of a population?
A pile of rocks in a stream
Savannah
A flock of seagulls on Hilton Head
The Earth
23
Scientists who study food webs, abiotic factors & the flow of energy through an ecosystem
entomologists
economists
ecologists
biologists
24
What is a consumer/organism that obtains energy from the foods it consumes?
carnivore
omnivore
herbivore
heterotroph
25
What is the number of organisms a habitat can support?
biotic threshold
carrying capacity
population ceiling
limiting factor
26
The number of organisms that an environment can support
Ecology
Invasive species
Biotic factors
Carrying capacity
27
Large organisms that feeds on carrion (dead matter)
herbivore
scavenger
predator
omnivore
28
How do producers get energy?
photosynthesis
hunting prey
consuming detritivores
consuming other producers
29
The nonliving parts of an ecosystem
Abiotic Factors
Biotic Factors
30
What is a group of organisms that can breed and produce fertile offspring?
ecology
species
community
population
31
What's a network of complex interactions made by feeding relationships among organisms?
ecosystem
food web
trophic level
food chain
32
Which of these would have the "highest" trophic level
the eagle
a scavenger
snake
fox
33
What is an organism that obtains energy by eating both plants and animals?
carnivore
very hungry
omnivore
herbivore
34
Wolf < bird < fish < bug < leaf < sun The wolf would be considered
a primary consumer
a tertiary consumer
a producer
a quaternary consumer
35
Which level has the greatest amount of available energy?
D
A
C
B
36
The living parts of an ecosystem
Biotic factors
Abiotic factors
37
Which of these is NOT a factor that would influence the carrying capacity of lion?
Disease killing off the population
Populations of zebras in the area
Populations of hyenas in the area
Length of rainy season
38
Fertilizer provides nutrients for plants. Which of these carries out this function in the wild?
oxygen released by a plant
decaying organic matter
energy from the sun
water brought in through the roots
39
What is an example of a carnivore?
Sunflower
Frog
Hawk
Pine tree
40
An omnivore in this web is the
fox
Titmouse
buzzard
frog
41
What is an example of an abiotic factor?
Virus
Cheek cells
Rabbit
Bacteria
42
What's a series of steps in an ecosystem where organisms transfer energy by eating/being eaten?
trophic level
food web
food chain
calorie transfer chain
43
Which of these contains the other three?
ecosystem
community
organism
population
44
How much energy is passed on from a primary consumer when eaten by a secondary consumer?
50%
90%
1%
25%
45
What is the scientific study of interactions among and between organisms and their environment?
speciology
biology
zoology
ecology
46
What is an organism that obtains energy by eating only plants?
vegetarian
omnivore
herbivore
carnivore
47
How much energy is passed on from a producer when eaten by a primary consumer?
10%
50%
25%
90%
48
What is a group of individuals of the same species that live in the same area?
neighbors
community
population
ecosystem
49
What level of the hierarchy of ecology includes biotic and abiotic factors?
Population
Ecosystem
Organism
Community
50
In this food web, the mouse is a
primary producer
omnivore
primary consumer
carnivore
