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Chapter 2 Bio Notes
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VOCABULARY SECTION
An animal that only eats plants is...
A herbivore
An animal that only eats meat is...
A Carnivore
An animal that eats both plants and animals are...
Omnivores
What is the first level of the food chain/ pyramid after the producer
caterpillar or 1
st
order heterotroph
What is the second level of the pyramid called?
Bluetit or 2
nd
order heterotroph
What is the top level called?
Sparrowhawk or 3
rd
order heterotroph
The nonliving parts of an organism's environment
(i.e. dirt, water, rocks)
abiotic factors
Made up of interacting populations in a certain area at a certain time
biological community
the portion of the earth that supports living things
biosphere
all the living organisms that inhabit an environment
biotic factors
A symbiotic relationship in which one species benefits and the other is neither harmed nor benefited.
Commensalism
the study of interactions that take place between organisms and their environment
ecology
made up of interacting populations in a biological community and the community's abiotic factors.
ecosystem
The place where an organism lives out its life
habitat
A symbiotic relationship in which both species benefit
mutualism
All strategies and adaptations a species uses in its environment
niche
A symbiotic relationship in which a member of one species derives benefit at the expense of another species
parasitism
a group of organisms, all of the same species, which interbreed and live in the same area at the same time
population
the relationship in which there is a close and permanent association between different species is...
symbiosis
an organism that uses light energy or energy stored in chemical compounds is a producer or...
autotroph
An organism that cannot make its own food and feeds on other organisms is called a....
heterotroph
organisms that break down and release nutrients are...
decomposers
A simple model that scientists use to show how matter and energy move through an ecosystem.
food chain
a feeding step
trophic level
The model that scientists use to show all possible feeding relationships
food web
the total weight of living matter at each trophic level
biomass
Author
Anonymous
ID
1922
Card Set
Chapter 2 Bio Notes
Description
chapter 2 vocabulary terms
Updated
2009-11-30T21:54:49Z
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