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WorksheetsEcology I Review
Total questions: 44
Worksheet time: 54mins
Name
Class
Date
1.
How do lichens contribute to primary succession?
a)
Lichens decompose organic matter from animals and plants
b)
Lichens begin to break down rock to form soil
c)
Lichens are nitrogen fixing bacteria
d)
Lichens convert carbohydrates into fossil fuels.
2.
During primary succession, lichen or algae would be considered __?
a)
pioneer species
b)
volunteer species
c)
founder species
d)
conqueror species
3.
What is the first species you will see after a primary succession? (in picture)
a)
lichens
b)
mosses
c)
small plants
d)
insects
4.
What is an ecological succession?
a)
Series of gradual changes that occur after a disturbance
b)
Changes that only happen when species die
c)
a series of changes that cause a population to increase or decrease
d)
an INSTANT change caused by a disturbance
5.
What type of succession is shown going from figure A to figure B?
a)
primary succession
b)
eutrophication
c)
secondary succession
d)
intermediate
6.
process by which an ecological community undergoes more or less orderly and predictable changes following disturbance or initial colonization of new habitat
a)
temperature inversion
b)
oscillation
c)
succession
d)
deforestation
7.
What time frame best describes how long primary succession generally takes?
a)
less than year
b)
around 1 year
c)
more than 1 but less than 100
d)
more than a 100 years
8.
What is the difference between a primary vs. secondary succession?
a)
secondary occurs where there was no previous community
b)
they are the same
c)
secondary occurs in an area that was only partially destroyed
d)
primary ocurs in an area that was only partially destroyed
9.
True or False: All climax communities are the exact same
a)
True
b)
False
10.
What is the term for the final stage of any ecological succession?
a)
climax community
b)
final community
c)
last community
d)
optimal community
11.
Natural disasters such as flooding and tornadoes are linked to ________________.
a)
primary
b)
secondary
c)
old field
d)
ecosystem
12.
The final stable community of plants and animals is called:
a)
pioneer community
b)
farmland
c)
climax community
d)
old field
13.
The picture shows what type of succession?
a)
primary
b)
secondary
c)
tertiary
d)
quadanary
14.
The picture shows what type of succession?
a)
primary
b)
secondary
c)
tertiary
d)
quadanary
15.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
16.
which symbiosis is this
a)
parasitism
b)
mutualism
c)
commensalism
d)
nonalism
17.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
18.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
19.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
20.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
21.
Water temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
22.
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
23.
A place where an organism lives.
a)
Terrain
b)
Habitat
c)
Community
d)
Population
24.
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
25.
The role or function or job of a species in a community.
a)
habitat
b)
diet
c)
niche
d)
ecosystem
26.
A relationship that only helps one organism.
ex. barnacle on whale
ex. barnacle on whale
a)
mutualism
b)
parasitism
c)
commensalism
27.
all populations of all species living in an ecosystem.
a)
population
b)
community
c)
ecosystem
d)
species
28.
Which process uses oxygen in plants, algae, and animals?
a)
photosynthesis
b)
respiration
c)
chemosynthesis
d)
transpiration
29.
Population is____________________.
a)
Same species living in the same place.
b)
Different species living in different places.
30.
Abiotic means____________.
a)
Nonliving
b)
Living
31.
What is a community?
a)
A group of the same species
b)
Cotton candy
c)
all of the populations of different species that live in an area.
32.
An ecosystem contains living and nonliving things.
a)
True
b)
False
33.
A niche is the role or job the population has in the ecosystem.
a)
True
b)
False
34.
What is the place where an organism usually lives?
a)
The school
b)
My backyard
c)
Habitat
d)
Disneyland
35.
What are the Abiotic factors in this image?
a)
water, sunlight, dirt, air
b)
birds and plants
c)
I can't see the picture.
36.
What are the Biotic factors in this image?
a)
There are none
b)
Sunlight, water, air
c)
Elephants, plants, trees
37.
Organisms include________,___________ and____________.
a)
soda, candy, popcorn
b)
plants, animals, bacteria
c)
baseball, football, soccer
38.
Ecology is the study of how organisms interact with one another and with environments.
a)
True
b)
False
39.
Which of the following is an example of a parasite?
a)
Rabbit
b)
Fish
c)
Tick
d)
Fly
40.
Which of the following is biotic?
a)
Rocks
b)
Wind
c)
Hippos
d)
Sand
41.
Which of the following best describes parasitism?
a)
+/+
b)
+/-
c)
+/0
d)
-/-
42.
Which of the following is true about competition?
a)
Controls population size
b)
Ensures everyone eats
c)
Keeps everyone happy
d)
Is only between 2 men
43.
An interaction between two organisms where both organisms are harmed is called _________.
a)
Competition
b)
Commensalism
c)
Predation
d)
Mutualism
44.
An interaction between two organisms where both organisms benefit is called _____________.
a)
Commensalism
b)
Mutualism
c)
Parasitism
d)
Competition
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