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3-1
Chapter 3 Section 1 - What is Ecology?
14
Biology
9th Grade
10/18/2009

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Term
ecology
Definition
the scientific study of interactions among organisms between organisms and thier environment, or surroundings
Term
Ernst Haeckel
Definition
___ ___ was the one who came up with the word "ecology"
Term
biosphere
Definition
contains the combined portions of the planet in which all of life exists, including land, water, and air, or atmosphere
Term
8; 11
Definition
the biosphere extends from about ___ kilometers from earth's surface to about __ kilometers below the surface of the ocean
Term
observing, experimenting, modeling
Definition
What methods are used to study ecology? (3)
Term
species
Definition
group of organisms so similar to one another, they can breed and produce fertile offsprings
Term
populations
Definition
groups that belongs to the same species and live in the same area
Term
  • species (individual)
  • population
  • community
  • ecosystem
  • biome
  • biosphere
Definition
list the level of organisation (6) --- smallest to lowest
Term
modeling
Definition
gains insight into phonomena such as the effects of global warming and uses math formulas and data collected through observations
Term
sunlight
Definition
___ is he main energy source for life on Earth.
Term
  • sunlight
  • inorganic chemical compounds (ex. mineral water)
Definition
Sources for engery for producers:
Term
autotrophs
Definition
___ use energy from sunlight or chemicals to produce their own food. also called producers
Term

sunlight; chemical energy

 

Definition
some producers capture ___ and some use ___ ___.
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