ch 5 key terms Flashcards
photosythesis
when plants use oxygen and energy to create sugar
producer
A producer produces natural resources
consumer
A consumer consumes resources
decomposer
A decomposer decomposes dead things and rotting things
cellular respiration
Diverts energy into three substances
food chain
A food chain is a chain of living things that consume each other
food web
A food web is a web that lays out different types of species that consume each other from big to little
trophic level
A triangle of organisms
carbon cycle
The cycle of carbon through the earths atmosphere
nitrogen fixing bacteria
Bacteria will repair the nitrogen and fix it
nitrogen cycle
The cycle of nitrogen through the atmosphere
phosphorus cycle
Explains the phosphorus movement though the biosphere
ecological succesiion
Plants and living things that grow in the area
primary sucession
when land can be formed on bare rock like when a volano explodes and the molten rock hardens, plants can form on this.
secondaru succession
Development of new inhabitants
