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- Massachusetts
- Nauset Regional High School
- Freshman Science
- Potts
- Ecology chapter 1 unit
Ecology chapter 1 unit
Freshman Science with Potts at Nauset Regional High School
About this deck
By: Hannah Jernberg
Created: 2011-12-05
Size: 26 flashcards
Views: 15
Created: 2011-12-05
Size: 26 flashcards
Views: 15
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Ecology
The study of living and non-living
parts of the environment and how they affect
organisms.
Biology
the study of Living Things
Microorganisms
Organisms that are too
small for the unaided eye.
Producers
make their own food
Consumers
unable to make their own food
Decomposers
break down the bodies of
plants and animals
COmmunity
the group of producers,
consumers, and decomposers living and
interacting with each other.
Food Chain
a pathway that describes what
eats what.
Food Web
the connection of all the food
chains in a community. (Illustration on pages
8 and 9 and “What’s for Lunch” activity)
Chemical Energy
Energy stored in the bonds
of molecules
Photosynthesis
takes energy from sunlight
and combines CO2 from the air and combines
it with H20
Respiration
take energy stored in
biomolecules and combines them with Oxygen
to produce CO2 and H20 vapor.
Mortality
the number of deaths per unit of
time. Population decrease.
Natality
the number of individuals increased
through reproduction. Population increase
Immigration
The number of individuals that
move into an area. Population Increase
Emigration
The number of individuals that
leave an area. Population decrease
Environment
everything that surrounds and
affects an organism
Biotic
the living or once living components of
the environment. (food, trees, ticks)
Abiotic
the non-living components of the
environment. (humidity, temperature, sunlight,
etc.)
Limiting Factor
any biotic or abiotic factor that
can affect population growth.
Resources
In any particular space energy
and matter are limited.
Carrying Capacity
the greatest number
of individuals that a space can supportindefinitely without degrading the environment.
Homeostasis
the tendency for a population
to remain relatively stable in size.
Dispersal
the spreading of organisms.
_______Can Prevent Dispersal
Barriers
Population may spread to___________
Neighboring areas
About this deck
By: Hannah Jernberg
Created: 2011-12-05
Size: 26 flashcards
Views: 15
Created: 2011-12-05
Size: 26 flashcards
Views: 15
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have been getting MUCH better grades on all my tests for school. Flash cards, notes, and quizzes are great on here. Thanks!”
Kathy
Kathy