WorksheetsU8: Ecosystems Review
Total questions: 20
Worksheet time: 26mins
The scientific name is composed of the ________ & __________.
Genus & Species
Family & Order
Class & Phylum
Domain & Kingdom
increasing concentration of harmful substance in higher trophic levels
biological magnification
chemical dilution
ecological balance
nutrient cycling
A __________ includes all living and non-living things in an environment.
ecosystem
habitat
community
biosphere
a group of similar organisms that can breed and produce fertile offsprings
genus
species
family
class
A __________is the organism that eats another organism, the _________ is the organism that is eaten.
predator; prey
herbivore; carnivore
omnivore; scavenger
parasite; host
Having a standard taxonomic system benefits the scientific community by allowing scientists from all over the world to do which of the following?
Have a common understanding in the classification of organisms.
Increase the number of species discovered.
Reduce the cost of scientific research.
Enhance the speed of scientific experiments.
A group of land ecosystems with similar climates and organisms is called a(n)
ecosystem
habitat
biome
community
When one organism benefits and the other is neither helped nor harmed is known as ________________.
mutualism
parasitism
commensalism
competition
What is the term for the maximum population size that an environment can sustain indefinitely?
Carrying capacity
Population density
Ecological footprint
Sustainable yield
plants and animals that have migrated to a place where they are not native
native species
endemic species
invasive species
indigenous species
Which part of the name Melospiza melodia is the GENUS?
Melospiza
melodia
Aves
Passeriformes
When both organisms benefit is known as _______________.
commensalism
parasitism
mutualism
competition
warming that results when solar radiation is trapped by the atmosphere
greenhouse effect
ozone depletion
global warming
climate change
study of interactions among organisms and their environment
ecology
biology
zoology
botany
What are the 8 levels of classification in order?
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Kingdom, Domain, Phylum, Class, Order, Family, Species, Genus
Domain, Kingdom, Phylum, Class, Family, Order, Genus, Species
Kingdom, Phylum, Domain, Class, Order, Family, Genus, Species
factor that restricts the existence, numbers, reproduction, or distribution of organisms
limiting factor
environmental variable
population density
resource availability
A(n) ___________ has a backbone and a(n) _________ does not have a backbone.
vertebrate; invertebrate
mammal; reptile
fish; amphibian
bird; insect
What is the science of organizing, classifying and naming living things?
taxonomy
morphology
ecology
genetics
Mutualism, commensalism, and parasitism are the three types of
symbiotic relationships.
ecological niches.
food chains.
habitat types.
__________ succession occurs where no soil and grass exist.
Secondary
Tertiary
Primary
Climatic
