WorksheetsUnit 2-Ecology Test Review
Total questions: 40
Worksheet time: 24mins
Name
Class
Date
1.
Ecology is the study of ____________ and their interactions with the surrounding __________.
a)
Organisms, cell
b)
Environment, Organisms
c)
Organisms, Environment
d)
Environment, Cell
2.
The __________ is the most basic functional level of organization.
a)
Habitat
b)
Atom
c)
Cell
d)
Environmet
3.
All living things require what to survive?
a)
Lotion
b)
Energy
c)
Jordans
d)
A mate
4.
Energy moves in ________ direction(s).
a)
One
b)
All
c)
Many
d)
Two
5.
At the bottom of the food chain you find organisms called....
a)
Consumers
b)
Producers
c)
Heterotrophs
d)
Mammals
6.
An organism that gets its energy from eating other animals or plants is called....
a)
Producer
b)
Autotroph
c)
Consumer
d)
Decomposer
7.
The following food chain is correct.
Autotrophs > herbivores >Primary Carnivores >Secondary Carnivores
Autotrophs > herbivores >Primary Carnivores >Secondary Carnivores
a)
True
b)
False
8.
Which piece is missing from the levels of organization?
Individual, population, community, Biome, biosphere
Individual, population, community, Biome, biosphere
a)
Niche
b)
Ecosystem
c)
Habitat
d)
Grass
9.
Sea starts live in sea water ecosystems. Some species live in shallow tidal pools, while others live in the deepest parts of the ocean. This is a description of the ________ of sea stars.
a)
Habitat
b)
Biosphere
c)
Niche
d)
Biome
10.
Which of the following processes of the Carbon Cycle does NOT contribute to the Carbon Dioxide found in our biosphere?
a)
Cellular Respiration
b)
Photosynthesis
c)
Decomposition
d)
Combustion
11.
Cougars are predators that often eat weakened or diseased animals. This is a description of the ________ of the cougar.
a)
Habitat
b)
Community
c)
Niche
d)
Organization
12.
As matter and energy move from grass to grasshopper to shrew, the amount of available energy-
a)
Increases
b)
Decreases
c)
Decreases then increases
d)
Stays the same
13.
The relationship between the snowshoe hair and the lynx can be described as...
a)
Predator-prey
b)
Scavenger-carrion
c)
Parasite-host
d)
Consumer-producer
14.
What role does fungi and bacteria play in this food web?
a)
Producer
b)
Autotroph
c)
Decomposer
d)
All of the above
15.
An organism that cannot make its own food is called-
a)
A heterotroph
b)
An autotroph
c)
A producer
d)
A chemoautotroph
16.
Which of the following months can exponential growth be seen within the deer population?
a)
4 months
b)
7 months
c)
10 months
d)
12 months
17.
Which number on the graph indicates the carrying capacity for the deep population?
a)
20
b)
40
c)
60
d)
80
18.
Which of the following organisms contributes to the production of soil on a newly formed area of land during primary succession?
a)
mushrooms and bracket fungi
b)
Mosses and Lichens
c)
Grass and shrubs
d)
Trees (pines and firs)
19.
Virginia is a temperate deciduous forest which goes through four seasons dominated by oak and hickory trees. Virginia is an example of a:
a)
Pioneer species
b)
Climax community
c)
Primary Succession
d)
Aquatic Biome
20.
The diagram represents a community undergoing succession. Each stage is marked with a number ranging from (1) to (5). Identify the stage that represents the "pioneer species"
a)
1
b)
2
c)
3
d)
4
21.
Identify the stage that represents the "Climax Community"
a)
2
b)
3
c)
4
d)
5
22.
What type of succession is displayed?
a)
Primary
b)
Secondary
c)
Tertiary
d)
Symbiotic
23.
What is parasitism?
a)
A relationship between two species in which one benefits and one is harmed
b)
A relationship between two species in which both are harmed
c)
A relationship between two species in which one benefits and the other is not affected
d)
A relationship between two species in which they both die
24.
How many of the limiting factors presented i the data table are abiotic?
a)
1
b)
2
c)
3
d)
None (0)
25.
The independent variable goes on the ____ axis and the dependent variable goes on the _____ axis.
a)
X, Y
b)
Y, X
26.
An experiment is designed to clear a Virginia oak-hickory forest and replant the area with pines. Which of the following species would be most threatened by this experiment?
a)
Hooded warbler
b)
Summer tanager
c)
Field sparrow
d)
Cardinal
27.
What is the correct order of succession for these communities?
a)
C, A, B
b)
A, B, C
c)
B, C, A
d)
B, A, C
28.
Atlantic puffin (bird) use burrows for nesting that were made by rabbits; this is an example of what type of symbiosis?
a)
Parasitism
b)
Mutualism
c)
Commensalism
d)
None of the above
29.
Bees are able to get nectar (food) from flowers. As the bees are moving from flower to flower, they help pollinate the flowers; what type of symbiosis is this?
a)
Parasitism
b)
Mutualism
c)
Commensalism
d)
None of the above
30.
Only _____ of the energy stored in an organism can be passed to the next trophic level.
a)
10%
b)
20%
c)
30%
d)
5%
31.
On a walk in a Virginia ecosystem, a student found an unidentified flower. Use the dichotomous key to identify which species of wildflower was found.
a)
Starflower
b)
Chickweed
c)
Common strawberry
d)
Bowman's root
32.
Which of the following is a biotic factor that affects population size?
a)
Weather
b)
Available sunlight
c)
Human impact
d)
Trash consumption
33.
Which order of the diagrams would show primary succession in an area that had never before been occupied by living organisms?
a)
A, C, B, D
b)
C, A, B, D
c)
D, B, C, A
d)
B, A, C, D
34.
An organism that gets energy from organic wastes and dead and decaying organisms is a(n)-
a)
Omnivore
b)
Producer
c)
Carnivore
d)
Decomposer
35.
All of the following are density-dependent factors that limit animal populations EXCEPT:
a)
Weather
b)
Food competition
c)
Predation
d)
Birthrate
36.
The first organisms to live in a new habitat that are small, fast growing plants
a)
The first organisms
b)
Pioneer species
c)
Climax creatures
d)
Biodiversity
37.
A population growth curve in which growth is limited by a carrying capacity is a(n)-
a)
Logistic curve
b)
Exponential odel
c)
Population curve
d)
Limited curve
38.
According to the energy pyramid, the most energy is present in organisms living at the same level as the-
a)
Bobcat
b)
Grasshoppers
c)
Birds
d)
Grass
39.
Which of these is LEAST likely to cause secondary succession?
a)
A fire in a forest
b)
Protecting predators
c)
Flooding of a river
d)
Clear cutting a forest
40.
Which hypothesis is best supported by this graph?
a)
The cardinals' food supply increased
b)
A disease of cardinals spread throughout the park
c)
Dominant cardinal chicks were first to be fed
d)
The population of cardinal predators increased
100 %
