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WorksheetsOverview of Ecology Lesson
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
2.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
3.
Autotrophs make up the _______ level in all ecosystems.
a)
First
b)
Second
c)
Third
d)
Fourth
4.
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
5.
which symbiosis is this
a)
parasitism
b)
mutualism
c)
commensalism
d)
nonalism
6.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
7.
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.
8.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
9.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
10.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
11.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
12.
Water, and temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
13.
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
14.
A place where an organism lives.
a)
Terrain
b)
Habitat
c)
Community
d)
Population
15.
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
16.
Organisms that feed on both living producers and other consumers.
a)
Carnivores
b)
Omnivores
c)
Herbivores
d)
Detritivores
17.
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
18.
Two or more members of a particular species living and interacting in the same area
a)
Community
b)
Population
c)
Organisms
d)
Biosphere
19.
The area between the highest mountain and the deepest ocean where life can be found
a)
Biosphere
b)
Biome
c)
Farm
d)
Ecosystem
20.
The largest population that an environment can support is called its
a)
carrying capacity
b)
limiting factor
c)
birth rate
d)
death rate
21.
The smallest unit of ecological organization is a single
a)
population
b)
community
c)
organism
d)
ecosystem
22.
Mutualism, commensalism. and parasitism are the three types of
a)
symbiotic relationships.
b)
predation
c)
competition
d)
prey adaptations
23.
If you were to make a physical model of the carbon cycle, what shape would the model take on?
a)
linear
b)
triangular
c)
circular
d)
horizontal
24.
A group of land ecosystems with similar climates and organisms is called
a)
energy pyramid
b)
climate
c)
biome
d)
food web
25.
The many overlapping food chains in an ecosystem make up
a)
food web
b)
niche
c)
energy pyramid
d)
feeding level
26.
Which biome is extremely cold and dry?
a)
desert
b)
tundra
c)
grassland
d)
mountains
27.
To produce their own food, algae and plants use the abiotic factors sunlight, carbon dioxide, and
a)
soil
b)
salt
c)
water
d)
bacteria
28.
An organism's habitat must provide all of the following EXCEPT
a)
food
b)
water
c)
predators
d)
shelter
29.
What relationship is this illustration an example of?
a)
adaptation
b)
parasitism
c)
competition
d)
mutualism
30.
What relationship is this illustration an example of?
a)
Predator/prey
b)
Commensalism
c)
Mutualism
d)
Parasitism
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