The variety of life in the
world or in a particular
habitat or ecosystem is
called…
Which ecosystem has greater
biodiversity?
a) desert
b) deciduous forest
c) tropical forest
d) taiga
The spread of
humans into
natural habitats
decreases …
When you, your family,
neighborhood, cities,
towns , and nations
practice conservation,
they preserve…
A Living thing
Once living
Non-living
Shows the direction of
the flow of energy
through an ecosystem,
web or chain
Which biome below has the widest
base for its energy pyramid?
desert, tropical rain forest, taiga
 In
the next slide , identify
3 primary consumers.

Name the three types of
interactions among living things.
Identify which one of the three
types of interactions, the primary
consumers exhibit in the next
slide.
 On
the next slide, identify the
limiting factor or Factors.
Amount of rainfall, disease,
birth rate, death rate,
competition for shared
resources, predator /prey
relationship.
One reason the wolf population
grew so large is…
Another reason the wolf population grew so
large is…
 She
wrote Silent Spring a
book about pesticides and
their affect on our
environment.
Founder of the first
US Earth Day
High birth rate and low death rate
Does this to a population.
Low birth rate and high
death rate does this to a
population
Do you agree or disagree
with the statement in the
next frame.
Cutting trees and clearing
forests and natural habitat
to build homes (urban
sprawl) has a positive
affect on the environment
that humans move into.
When resources are
plentiful,
birth rate is…
and death rate is…
The law that regulates
how much pollution
is discharged into our
waters.
CWA
When pollutants are passed
up the food chain, the
pollutants become more and
more concentrated to higher
and higher levels. This is
called…
Water, oxygen, carbon
dioxide, sunshine,
temperature, soil, wind
A new species is introduced to an area.
It has no enemies.
It produces thousands of eggs per year.
It outcompetes the other natural species
in the environment for resources.
(Question is on next slide).
What will eventually
happen to the native
species in that area?
What is the name given
to a species that is not
natural to an area and
takes it over?
Three conditions
that allow an
invasive species to
be a successful
invader.
When resources are low
death rate is…
And birth rate …
He was an environmental
activist and Co-Founder of
the first US Earth Day. He
organized the First world
Wide Earth Day and became
an advocate for solar energy.
Eats only meat
A relationship
between species
where one species
benefits while the
other does not but it
is not harmed .
A relationship
between species where
both benefit.
The symbiotic relationship
below is an example of…
tick
mosquito
dog
A set of laws passed to protect
the air that we breath from
becoming too polluted.
The government agency
responsible for keeping
track of the amount of
pollution that is released
into our waters and our air
and reporting it.