Transcript SCIENCE EOG REVIEW

SCIENCE EOG REVIEW
ECOSYSTEMS
Science EOG Vocab Review
2011
nv
• All the interacting living and nonliving
things in an area describes an ___.
ECOSYSTEM
• All the interacting living and nonliving
things in an area describes an ___.
• A nonliving factor in an ecosystem is
called an ____ factor.
Abiotic
• A nonliving factor in an ecosystem is
called an ____ factor.
• Abiotic factors in an ecosystem include
light, water, s__ __ __ __, temperature, air,
and m __ __ __ __ __ __ __.
Soil, minerals
• Abiotic factors in an ecosystem include
light, water, s__ __ __ __, temperature, air,
and m __ __ __ __ __ __ __.
• The living parts of an ecosystem are called
___ factors.
biotic
• The living parts of an ecosystem are called
___ factors.
• Living organisms that produce oxygen and
food that animals need are called ____.
producers
• Living organisms that produce oxygen and
food that animals need are called ____.
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• Animals, or ___, produce the carbon
dioxide that plants need.
consumers
• Animals, or ___, produce the carbon
dioxide that plants need.
• ____ break down dead organisms and
produce minerals that enrich the soil.
decomposers
• ____ break down dead organisms and
produce minerals that enrich the soil.
• Partly decayed plant matter that enriches
the soil is called ____.
humus
• Partly decayed plant matter that enriches
the soil is called ____.
• The populations in a community ____ with
each other in different ways.
interact
• The populations in a community ____ with
each other in different ways.
• A person who investigates the activities of
living things in an ecosystem is called an
____.
ecologist
• A person who investigates the activities of
living things in an ecosystem is called an
____.
Guy Pe’er, PhD
• The place where an organism lives is
called its ___.
habitat
• The place where an organism lives is
called its ___.
• What a species eats and what eats that
species is part of its ___, or role in the
ecosystem.
niche
• What a species eats and what eats that
species is part of its ___, or role in the
ecosystem.
• Organisms survive difficult times by ____
to changes in their environment.
adapting
• Organisms survive difficult times by ____
to changes in their environment.
• The study of how living things and their
environment interact is called ___.
ecology
• The study of how living things and their
environment interact is called ___.
• All living things require ___ to stay alive.
water
• All living things require ___ to stay alive.
• Living things need ____ such as iron and
calcium.
minerals
• Living things need ____ such as iron and
calcium.
sunlight , dioxide
• Algae and plants must have ___ and
carbon ___ to make food.
sunlight , dioxide
• Algae and plants must have ___ and
carbon ___ to make food.
• Animals require oxygen to produce the
___ their bodies need.
energy
• Animals require oxygen to produce the
___ their bodies need.
• The overlapping food chains in a
community
Food web
• The overlapping food chains in a
community
• A living thing that hunts other living things
for food
predator
• A living thing that hunts other living things
for food
• An animal that feeds on the remains of
dead animals
scavenger
• An animal that feeds on the remains of
dead animals
• The original source of energy in an
ecosystem
sun
• The original source of energy in an
ecosystem
• The path of energy in food from one
organism to another
Food chain
• The path of energy in food from one
organism to another
http://waddell.ci.manchester.ct.us/claymation/2008/6/food-chain.gif
• An animal that eats only other animals
http://www.sheppardsoftware.com/content/animals/kidscorner/animaldiet/carnivore.gif
• An animal that eats only other animals
carnivore
• A living thing that is hunted for food
prey
• A living thing that is hunted for food
(in this photo, the prey is the mouse.)
• An animal that eats only plants
herbivore
• An animal that eats only plants
• An animal that eats both plants and
animals
omnivore
• An animal that eats both plants and
animals
• Where would lions be in an energy
pyramid?
At the top
• Where would lions be in an energy
pyramid?
• Which level of the energy pyramid has the
most organisms?
bottom
• Which level of the energy pyramid has the
most organisms?
• When 2 organisms interact with one
another over a period of time, this
relationship is known as ___.
symbiosis
• When 2 organisms interact with one
another over a period of time, this
relationship is known as ___.
http://www.youtube.com/watch?v=xNm7dg3
BiyU&feature=related
• A relationship in which both species
benefit from one another (ex. yucca moth
& yucca tree)
mutualism
• A relationship in which both species
benefit from one another (ex. yucca moth
& yucca tree)
• A relationship in which one organism
harms another organism by feeding upon
it (ex. tick / dog )
parasitism
• A relationship in which one organism
harms another organism by feeding upon
it (ex. tick / dog )
• A relationship in which one organism
benefits from the relationship without
harming or helping the other.
commensalism
• A relationship in which one organism
benefits from the relationship without
harming or helping the other.
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• Anything that controls the growth or
survival of a population
Limiting factor
• Anything that controls the growth or
survival of a population
(How could a drought be a limiting factor?)
• Limiting factors like temperature, sunlight,
and water are ____.
nonliving
• Limiting factors like temperature, sunlight,
and water are ____.
• The number of predators an ecosystem
can support is determined by the number
of ___.
prey
• The number of predators an ecosystem
can support is determined by the number
of ___.
• When a species has died out completely
extinct
• When a species has died out completely
• A species that is in danger of dying out
Endangered species
• A species that is in danger of dying out
• The maximum population size that the
resources in an area can support
Carrying capacity
• The maximum population size that the
resources in an area can support
• Anything that controls the growth or
survival of a population
Limiting factor
• Anything that
controls the
growth or
survival of a
population
• A species that may become endangered
Threatened species
• A species that may become endangered
• All the organisms of one species that live
in an area at the same time is a ___.
population
• All the organisms of one species that live
in an area at the same time is a ___.
http://www.bourazani.gr/English/perib_parko.htm
• All the populations living in an area
describes a ___.
community
• All the populations living in an area
describes a ___.
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