NEW
Font size
WorksheetsFirst 3 Weeks Test Review
Total questions: 32
Worksheet time: 19mins
Using data to support a particular point of view
is bias, and not a goal of science.
is well supported in the scientific community.
is part of the scientific method.
is practiced regularly in science.
If you increase the amount of spinach you eat, then you will increase the iron in your blood. Is an example of a
hypothesis
theory
fact
law
A hypothesis can be
refuted
proven
opinionated
a random guess
Each step in the transfer of energy is known as
an ecological pyramid
a trophic level
energy path
food chain
A species that is not native to an area and is usually brought to a new area by humans is called a(n):
Native Species
Natural Species
Invasive Species
Symbiotic Species
In a controlled experiment, how many independent variables can be changed or tested at a time?
one
none
two or more
how ever many makes sense.
The study of life is known as
ecology
zoology
biology
chemistry
The lowest level of ecological complexity that includes biotic and abiotic factors is a(n)
biosphere
population
community
ecosystem
If a hypothesis has enough evidence to support it, the hypothesis becomes a(n)
theory
conculsion
inference
variable
Lichen help to create fertile soil by
breaking down rock and providing organic material
killing bacteria
breaking down large organisms
undergoing photosynthesis
The levels of ecological organization from least to most complex are
population, species, ecosystem, abiotic factors, biosphere
biosphere, biome, community,population, ecosystem
biosphere, biome, ecosystem,community, population
population, community, ecosystem, biome, biosphere
A group of the same species that live in a particular area make up a
population
community
biotic factor
biome
Plants are
consumers
herbivores
omnivores
producers
During ______________, living organisms modify their environment a little at a time.
succession
climate change
deforestation
biosphere modification
A bee and a flower work together to benefit each other. This is an example of _________________. The bee helps the flower by pollinating it and the flower helps the bee by providing it with nectar.
commensalism
parasitism
mutualism
A whale has barnacles that attach to his skin. The barnacles get a free ride from the whale. The whale is not helped by this relationship. This is an example of _________.
commensalism
parasitism
mutualism
competition
Which level of ecological organization includes all other levels.
community
organism
ecosystem
population
Which is an abiotic factor.
sunflower
panther
spider
rainfall
Which is a biotic factor?
rainfall
algae
rock type
humidity
The goat in the food web is a
producer
primary consumer
secondary consumer
second order heterotroph
What step does every scientific experiment begin with?
testing a hypothesis
observation or identifying a problem
setting up the experiment
drawing conclusions
The simplest grouping of more that one type of organism in the biosphere is
ecosystem
community
population
species
True or False: Succession can be interrupted.
True
False
True or False: An invasive species can drive a natural species to extinct.
True
False
Biodiversity is negatively impacted by deforestation and over-harvesting.
True
False
