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Science test #2
needs and characteristics of living things/ Classification/ Living things and their enviroment
44
Science
7th Grade
09/30/2009

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Term
Enviroment
Definition
Includes all the living and nonliving things with which an organism interacts
Term
Biotic Factor
Definition
The living things in an enviro.
Term
Abiotic Factors
Definition
The nonliving things in an enviro.
Term
Ecology
Definition
The study of relationshipand interactions with each other, together with their living things with one another and their enviro.
Term
Ecosystem
Definition
a group of organisms in an area that interact with each other, together with their nonliving enviro.
Term
communities
Definition
the living part of any ecosystem
Term
population
Definition
a group of the same type of organism in the same area
Term
Habitat
Definition
privides food and shelter for an organism
Term
niche
Definition
role in an organisms community or enviro
Term
predator
Definition
animal that hunts TO SURVIVE
Term
prey
Definition
animal being hunted
Term
producers
Definition
green plants that make their own food
Term
consumers
Definition
heterotrphs (plants that make their own food)
Term
consumers
Definition
heterotrphs (plants that make their own food)
Term
3 kinds of consumers
Definition
herbivores
carnivores
omnivores
Term
herbevores
Definition
plant eaters
Term
carnivores
Definition
flesh eaters
Term
omnivores
Definition
plant and flesh eaters
Term
scavengers
Definition
feeds on the bodies of dead animals
Term
decomposers
Definition
eat and break down plants
Term
food chain
Definition
1st
2nd
3rd
4th
link
Term
1st link
Definition
green plants
Term
2nd link
Definition
animals that eat the green plants
Term
3rd
Definition
animals that eat the animals that eat the plants
Term
4th link
Definition
decomposers or scavengers
Term
food web
Definition
includes all the food chains in an ecosystem
Term
6 kingdoms
Definition
animals
plants
fungi
protists
euvacteria
archaevacteria
Term
animals
Definition
heterotrophs
cant make own food
Term
plants
Definition
autotrophs
plants that produce own food through photsynthesis
Term
fungi
Definition
variety of fungus
Term
protists
Definition
unicellular organisms with nuclei
Term
eubacteria
Definition
uniceller without nucleus
found in air, food you eat, and the water you drink.
Term
archebacteria
Definition
unicellular without nucleus
found in extreme conditions like lakes, swamps. deep ocean.
Term
classification
Definition
1. groups organisms according to basic characteristics
2. gices each organism a unique name that all scientists can use
Term
taxonomy
Definition
science of classification to group all organisms on earth in an orderly system
Term
classification groups
Definition
1 kingdom
2 phylum
3 class
4 orders
5 family
6 genus
7 species
Term
genus and species
Definition
make up its scientific name
Term
genus
Definition
genus is CAPITALIZED
ex: Panthero
Term
species
Definition
mane begins with smaller letters
ex: Panthero leo
Term
5 characteristics
Definition
movement
metabolism
response
peproduction
growth and development
(M&Ms R Really GooD)
Term
Stimulus
Definition
signals to which an organism reacts, Changes in enviro that produces a response.
Term
2 types of reproduction
Definition
sexual reproduction: 2 parents
asexual reproduction: 1 parent
Term
Needs of living things
Definition
Proper temp
air
living space
energy
food and water
(PALE Faced White)
Term
Food and Water
Definition
60% of weight
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