WorksheetsTaxonomy & Ecology
Total questions: 55
Worksheet time: 28mins
Which of the following group would represent prokaryotes living in extreme environments?
Bacteria
Archaea
Eukarya
Protista
Which of the following groups would represent a multicellular, non-motile autotroph?
Fungi
Plantae
Animalia
Eubacteria
Which of the following groups would represent organisms that are eukaryotic and mostly multicellular?
Archaea
Bacteria
Eukarya
None of the above
Which of the following groups would represent organisms that are prokaryotic, unicellular and involved in decomposition or disease?
Archaebacteria
Eukarya
Protista
Eubacteria
Which of the following groups would represent organisms that are multicellular, motile heterotrophs?
Protista
Plantae
Animalia
Bacteria
Which of the following groups would represent organisms that are multicellular, NON-motile heterotrophs?
Protista
Fungi
Plantae
Animalia
The orderly arrangement of organisms into groups is called __.
systemic grouping
cladograms
hierarchy
classification
___ is the branch of science involved in describing, naming, and classifying organisms.
classification
taxonomy
cladistics
hierarchy
____ show evolutionary relationships among organisms.
pyramids
dichotomous keys
cladograms
food chains
___ are often used as field guides to identify organisms; they consist of two differing statements per set.
linkage maps
taxon groups
cladograms
dichotomous keys
This type of succession begins with bare rock and has no soil.
primary
secondary
This type of succession happens after a severe disturbance (by nature or by man).
primary
secondary
These are the first organisms in a developing ecosystem.
heterotrophs
autotrophs
keystone species
pioneer species
This type of community contains the largest diversity of organisms.
Climax community
Intermediate community
Pioneer community
Ecosystems
This is the physical and biological conditions in which an organism lives and the way in which the organism uses those conditions.
habitat
niche
ecosystem
adaptations
The collection of organisms of one species living in one location at the same time is __.
species
ecosystem
community
population
The maximum number of organisms that an ecosystem can support is represented by ___.
carrying capacity
niche
competition
food web
These organisms utilize the sun's energy to produce glucose.
population
species
autotrophs
heterotrophs
Another term for autotroph is __.
producer
consumer
bacteria
heterotroph
An organism that must ingest (eat) its food in order to gain energy is called __.
autotroph
heterotroph
producer
parasite
Another name for heterotroph is __.
producer
consumer
autotroph
plant
A caterpillar eats a plant. The caterpillar is eaten by a bird, who is eaten by a hawk. This is an example of __.
niche
carrying capacity
food web
food chain
A complex visual showing the network of several organisms and the possibilities of who eats what (or gets eaten by what) is called __.
food chain
carrying capacity
food web
cladogram
An organisms position in a food chain is referred to as its __.
trophic level
niche
position
ecological role
Symbiotic relationship where one organism benefits and the other is not helped nor harmed is called __.
parasitism
competition
mutualism
commensalism
The symbiotic relationship where both organisms benefit is called __.
predation
competition
commensalism
mutualism
The symbiotic relationship where one organism uses another as a food source, harming but not killing that organism is called __.
parasitism
predation
commensalism
mutualism
If in an energy pyramid, the producers contain 1000 Calories. How many calories would be available to the secondary consumers?
1000 Cal
100 Cal
10 Cal
1 Cal
What type of graph represents a population growth maintained at carrying capacity?
J curve
exponential curve
logistical curve
Z curve
Bacteria living on plant roots benefit the plant by doing what?
phosphorous fixation
aerobic respiration
nitrogen fixation
cellular respiration
How does deforestation affect the carbon cycle?
decreases CO2 in the atmosphere
increase CO2 in the atmosphere
decreases CO2 in the oceans
increase decomposition of carbon
Tigers are territorial. You would expect them to represent what type of population dispersion?
clumped
uniform
random
there would be no pattern
The reason only 10% of energy moves to the next trophic level is because organisms use energy for life processes or lose it as ___ to the environment.
potential energy
sound
light
heat
Pantera tigris and Panthera leo would NOT belong to the same
class
family
genus
species
What taxonomic ranking falls right below domain?
family
order
phylum
kingdom
The three domains include
archaea, bacteria, eukarya
bacteria, eukarya, animalia
prokarya, eukarya, protista
bacteria, archaea, animalia
Scientific names are made up of __.
phylum and species
family and species
genus and family
genus and species
___ is considered to be the Father of Taxonomy.
Mendel
Darwin
Linneaus
Lamarck
Mosses and lichens are examples of __.
habitats
pioneer species
commensalism
parasites
The main difference between primary and secondary succession is that primary has __.
only rock
soil but no nutrients
rock and soil
small plants only
Populations can be described by all of the following except
size
shape
dispersion
density
What percentage of energy moves to the next trophic level?
50%
90%
25%
10%
Which of the following is most general?
Family
Oder
Phylum
Class
Linnaeus based his classification of organisms on their
DNA similarities
behaviors
physical and structural similarities
method of reproduction
How do autotrophs obtain energy?
heterotrophs
sun
cellular respiration
water
Nutrients are recycled through what process?
assimilation
nitrification
decomposition
ammonification
What is a tree's role in the carbon cycle?
release CO2 into the air after photosynthesis
absorb CO2 from the air and use in photosynthesis
absorb CO2 from the ground
they have no role in the carbon cycle
Why is a scientific name important?
To have a universally accepted and recognized name.
Because common names can cause confusion.
Easier to know what organism someone is talking about.
All of the above.
Which of the following statements about biodiversity and succession is correct?
Biodiversity is only seen in stable communities.
Biodiversity does not change as succession proceeds.
Biodiversity is greatest in the pioneer community.
Biodiversity is greatest in the climax community.
Food chain: grass --> grasshopper --> frog --> snake --> owl.
What trophic level is the frog?
First
Second
Third
Fourth
Which group contains all the others?
fox
anteater
bacteria
consumer
Predict how an invasive species would impact an ecosystem.
decrease native species due to commensalism
decrease native species due to competition
increase native species due to mutualism
there will be no effect
If data for a population shows a J-shaped curve, which of the following is true?
there are many predators
it is at carrying capacity
there are many resources readily available
the adaptations do not match the environment
If a scientist is studying an ecosystem, which topic would be the best choice?
soil composition and nutrient density
how biotic and abiotic factors interact
temperature changes over time
inherited traits
A benefit to predation is __.
inferior species become extinct.
biotic factors are maintained
natural disasters do not affect the ecosystem.
population sizes are controlled.
