Biodiversity- the variety of species in a particular area; important to keep the interdependency
Extinction- the disappearance of a species because all members died.
Endangered species- numbers are extremely low and on the verge of exti
Elements- the simplest form of matter; cannot be broken down into anything smaller or simpler
that still has properties.
Atoms- the smallest particle of matter that has properties; the building blocks of elements;
represented by symbols of 1 or 2 letters
Ecology- the study of the interactions between organisms and their environment.
Biosphere- the part of the earth that supports living things.
Abiotic Factors- all the non-living parts, temperature, moisture, light,wind.
Biotic factors- all the living thin
Terrestrial Biomes- land
1. Tundra- cold, treeless land; underground is permafrost.
2. Taiga(boreal forest)- northern coniferous forest; harsh weather, but many organisms can
3. Temperate (deciduous) Forest- many hardwood trees drop their leav
Living things adjust to a stimulus by a reaction called a growth spurt.
All living things reproduce to make more living things.
The info gathered from experiments is called the data.
A structured procedure for collecting information to t