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Ecology
Ecology
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Ecology Unit basic terms and ideas
Flashcards
50 cards
F
Practice quiz
P
Host live
L
Questions
50
Answers
1
At which stage of ecological succession would you find the pioneer organisms?
annual plants
hardwood trees
shrubs
softwood trees
2
What type of consumer eats only plants?
carnivores
decomposers
scavengers
herbivores
3
Why has the population reached the carrying capacity for the environment?
it cannot grow beyond the resources available
the community of organisms has reached it's climax community
all of the other answers combined
it cannot grow beyond the space available
4
What is the name of a scientist who studies ecology?
environmentalist
biologist
botanist
ecologist
5
When two different species produce an offspring, the offspring will have what trait?
fertile
sterile
recessive
dominant
6
What type of relationship does one member live on or inside another organism and causes harm?
parasitism
mutualism
commensalism
symbiosis
7
How do we illustrate the greatest number of relationships between organisms in an ecosystem?
energy pyramid
ecological succession diagram
food web
food chain
8
What is the name of a group of organisms so similar that they can breed and produce offspring?
species
autotrophs
consumers
animals
9
What type of consumer eats both plants and animals?
carnivore
herbivore
omnivore
scavenger
10
Which pond has the greatest biodiversity?
C
B
A
D
11
Which statement correctly identifies the role of the hawk in the food chain?
consumer
heterotroph
producer
autotroph
12
Why are decomposers necessary in an ecosystem?
produce food for plants by the process of photosynthesis
provide energy for plants by the process of decay
make inorganic materials available to plants
can rapidly reproduce and evolve
13
What type of organisms rely on other organisms for their food?
producers
plants
consumers
autotrophs
14
What is the name of all the living factors in an environment?
biome
biosphere
biotic
abiotic
15
In what order does the pond undergo ecological succession?
A-B-C-D
D-A-C-B
B-D-C-A
B-C-A-D
16
Which statement best describes a situation where competition occurs in an ecosystem?
A deer outruns an attacking wolf.
A deer and rabbit are startled by a hawk flying overhead.
A deer, during the winter, consumes tree bark.
A deer and a rabbit consume grass in a field.
17
Abiotic factors that affect the growth of water weeds include...
fertilizers used and decomposers on the log
earthworms and nutrients in the soil
water and minerals in the soil
bacteria and the soil type
18
A decrease in the rabbit population would cause a decrease in what other population?
fox
mice
carrot
grass
19
What type of consumer eats only meat?
carnivore
scavenger
decomposer
herbivore
20
The image of the plants, animals, and environment is best classified as an...
ecosystem
biosphere
population
community
21
What do we call the study of interactions between organisms and their environment?
ecosystem
biomes
ecology
biology
22
What is occurring in the image?
deforestation
stuff is growing
ecological succession
plants die off and others take their place
23
What is required for a stable ecosystem?
organisms that incorporate the energy into organic compounds
all of the other choices combined
constant supply of energy (sun)
a recycling of materials in an environment
24
What is the name of any organism that gets its energy by eating other organisms?
autotroph
heterotroph
herbivore
producer
25
What type of organisms break down dead or decaying matter?
scavenger
decomposer
omnivore
carnivore
26
What is the name we give to all of the combined factors which keep an ecosystem in balance?
Chuck Norris,cuz the world is kept in check by Chuck Norris.
biodiversity
carrying capacity
limiting factors
27
Which abiotic factor provides all energy for the entire ecosystem?
dissolved chemicals
producers (plants)
the sun
water
28
What is the name of the portion of the Earth where all life exists?
biome
biosphere
ecosystem
habitat
29
Which process is the link between abiotic factors and making basic energy in an ecosystem?
decomposition
photosynthesis
respiration
predation
30
What is the name of the place where an organism lives?
Earth
living environment
biosphere
habitat
31
What do we call all of the different populations that live in a defined area?
friends
community
ecosystem
population
32
What is the collection of organisms that live in a place with their nonliving environment?
ecology
ecosystem
biome
habitat
33
In what type of relationship does one member benefit and the other isn't helped/harmed?
commensalism
farming
parasitism
mutualism
34
Which statement correctly identifies the role of the acorn in the food chain?
consumer
heterotroph
producer
autotroph
35
What is the image an example of?
ecological succession
pond growth
limiting factors
pond life
36
What do we call a group of individuals of the same species that live in the same area?
species
community
population
friends
37
In what type of symbiotic do both organisms benefit?
symbiosis
parasitism
commensalism
mutualism
38
Any stable ecosystem is characterized as having...
predators that outnumber their prey
a continual input of energy
limited autotrophic nutrition
no competition between species
39
Which pond has reached the greatest level of ecological stability?
C
D
A
B
40
What types of organisms make their own food?
decomposers
producers
scavengers
consumers
41
What do we call the sequence (order) of who eats whom in a biological community?
heterotroph
energy pyramid
food chain
food web
42
What do we call the group of ecosystems with the same climate and dominant communities?
biosphere
habitat
biome
ecosystem
43
What is the name of all of the non living factors in an ecosystem?
biotic
biosphere
biome
abiotic
44
What do we call any organism that makes its food from light or chemical energy without eating?
heterotroph
carnivore
herbivore
autotroph
45
What is the name of the job or role an organism plays in an ecosystem?
habitat
niche
responsibilty
ecosystem
46
What do we call the network of all inter-related food chains in a biological community?
food chain
food web
a buffet
energy pyramic
47
Why does the amount of organic matter, at the bottom of the pond, build up over time?
seriously...somebody needs to clean this pond up now!
the pond is dirty
animal droppings
organic remains (from matter living and dying)
48
Which organisms are carnivores in the given food web?
rabbits, mice, grasshoppers
birds
grasshoppers, owls, birds
foxes and owls
49
At which stage of development would you reach the climax community?
hardwood trees
annual plants
softwood trees
shrubs
50
What types of organisms eat dead organisms?
carnivores
decomposers
scavengers
herbivores
