nutrient
food web
food web
mitosis
tundra
ecosytem
ecology
cell
classification
habitat
species
kingdom
a tiny unit of living matter, basic building block of all life
A cold treeless area of the world found around arctic regions.
The natural home of a species.
the division of a cell nucleus to produce two identical cells
A process whereby energy passes along a chain of living things.
A collection of interconnected food chains
A collection of living things and their environment.
a way of identifying or grouping living things
Any material that is taken in by a living thing to sustain life.
the highest category into which living things are classified.
a group of living things that can breed together in the wild
The study of relationships between living things and their environment
