WorksheetsEOC review (ecology)
Total questions: 47
Worksheet time: 23mins
Name
Class
Date
1.
Green plants are
a)
producers
b)
consumers
c)
herbivores
d)
omnivores
2.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
3.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
4.
What is an ecological model of the relationships that form a network of complex interactions among organisms in a community from producers to decomposers?
a)
food web
b)
an ecosystem
c)
food chain
d)
a population
5.
What is the term for each step in the transfer of energy and matter within a biological community?
a)
energy path
b)
food web
c)
trophic level
d)
food pyramid
6.
Autotrophs make up the _______ level in all ecosystems.
a)
First
b)
Second
c)
Third
d)
Fourth
7.
which symbiosis is this
a)
parasitism
b)
mutualism
c)
commensalism
d)
nonalism
8.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
9.
The energy at each trophic level in the pryamid of energy decreases by a factor of ____.
a)
10
b)
1
c)
100
d)
2
10.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
11.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
12.
Which of the following would be the definition of a detritivore?
a)
Animals that eat insects.
b)
Organisms that feed on rocks, recycling the nutrients back into the ground.
c)
Organisms that eat only pants
d)
Things that feed on dead organisms, recycling the nutrients back into the ground.
13.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
14.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
15.
Water temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
16.
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
a)
Population
b)
Ecosystem
c)
Community
d)
Ecosphere
17.
A place where an organism lives.
a)
Terrain
b)
Habitat
c)
Community
d)
Population
18.
Organisms that feed on both living producers and other consumers.
a)
Carnivores
b)
Omnivores
c)
Herbivores
d)
Detritivores
19.
The general name for organisms like animals and fungi that get their energy from eating other organisms.
a)
Producers
b)
Consumers
c)
Detritivores
d)
Carnivores
20.
A graphic illustration that shows each trophic level and the amount of useable energy contained within.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
All of these
21.
True or False: It is possible for a carnivore to be a producer.
a)
False
b)
True
22.
Which process uses oxygen in plants, algae, and animals?
a)
photosynthesis
b)
respiration
c)
chemosynthesis
d)
transpiration
23.
grass->rabbit -> fox
a)
food chain
b)
food web
c)
energy pyramid
24.
A relationship that only helps one organism.
ex. barnacle on whale
ex. barnacle on whale
a)
mutualism
b)
parasitism
c)
commensalism
25.
A jar has two fish in it. What will happen?
a)
Carbon dioxide will increase
b)
Oxygen will increase
c)
Carbon dioxide will decrease
d)
Nitrogen will decrease
26.
What type of growth model is this?
a)
exponential growth model
b)
logistic growth model
c)
Type I curve
d)
Type III curve
27.
What is the approximate population of men age 65-69 in the US in 2014? (see pyramid)
a)
7.5 million
b)
10.5 million
c)
5 million
d)
12 million
28.
Demography is the study of:
a)
world economic conditions
b)
mountains and other physical features on the landscape
c)
urban areas
d)
statistics related to the changing structure of human population
29.
anything that an organism needs to live, ex. food, water, space
a)
carrying capacity
b)
resource
c)
succession
d)
denitrification
30.
a species that takes over to live in an area where no other living thing lives and that starts a cycle in which many other species make that area the place where they live
a)
pioneer species
b)
succession
c)
nitrogen fixation
d)
cellular respiration
31.
the process by which a new community replaces another community that has been partially ot totally destroyed
a)
exponential growth
b)
primary succession
c)
secondary succession
d)
succesion
32.
growth in which the number of individuals in a population gets a lot bigger in each time period that follows
a)
primary succession
b)
exponential growth
c)
succession
d)
carrying capacity
33.
the process by which a new community forms where no community lived before
a)
resource
b)
invasive (non- native) species
c)
primary succession
d)
competition
34.
the replacement of one type of community by another at a single place over a period of time
a)
succession
b)
symbiosis
c)
secondary succession
d)
mutualism
35.
plants and animals that have migrated to areas where they did not originate; often displace native species by out-competing them for resources
a)
acid rain
b)
biochemical magnification
c)
invasive (non-native) species
d)
nitrogen fixation
36.
Two organisms that are so similar they can interbreed in nature and produce fertile offspring
a)
biotic factor
b)
herbivore
c)
ecosystem
d)
species
37.
Part of the earth that living organisms inhabit
a)
biosphere
b)
biome
c)
niche
d)
ecosystem
38.
This is what happens as a population approaches carrying capacity and individual organisms from the population leave and go to a new area where they can find enough resources for survival and reproduction?
a)
Competition
b)
Predation
c)
Emigration
d)
Immigration
39.
Which of the following words means death rate?
a)
Natality
b)
Mortality
c)
Emigration
d)
Immigration
40.
Which of the following words means birth rate?
a)
Natality
b)
Mortality
c)
Emigration
d)
Immigration
41.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
42.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
43.
Order is established in an ecological community through interactions involving the transfer of
a)
oxygen
b)
predation
c)
energy
d)
carbon dioxide
44.
When energy enters in ecosystem, it is converted into
a)
predators
b)
prey
c)
organic matter
d)
growth
45.
In an aquatic food web, a killer whale would be classified as a(n)
a)
Primary consumers
b)
Secondary Consumer
c)
Basal species
d)
Top Predator
46.
A trophic cascade is BEST explained as a(n)
a)
organisms' actions that "cascades" its effects
b)
population change at one trophic level that "cascades" its effects to other levels
c)
reversal of two trophic levels
d)
overreaching shift in ecological change
47.
The word MOST related to "trophic" would be
a)
food
b)
ecosytem
c)
control
d)
interspecific
100 %
