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Biology Unit 3 Vocab

TermDefinition
Autograph uses solar or chemical energy and convert it into food forms that living things can use
Photosynthesis captures light energy and uses Co2 and H2O to produce carbohydrates and oxygen
Chemosynthesis chemical energy used to produce carbohydrates with out light
Carnivores Kill and eat other animals to obtain energy
herbivores obtain energy and nutrients by eating plant leaves roots, seeds or other fruits
Scavengers Consume the carcasses of other animals that have been killed by another predator
Omnivores are animals who's diet consist of plants and animals
Decomposers feed by chemically breaking down organic matter
Detritivores Feed on detritus particles
Detritus Small prices of broken down dead animals
biosphere all living and non living things on earth
ecology the study of living things and their interaction between non living things
ecosystem all the organisms that live in a place together with their physical environment
community a group of different populations that live together
population a group of individuals that belong to the same species that live together in the same area
Species made of individuals
environment all conditions or factors surrounding an organism
biotic factor any living part of the environment
abiotic factor any non living part of the environment
Food Chain a series of steps where organisms transfer energy by eating and being eaten
Phytoplankton photosynthetic algae found near the surface of the ocean
Food Web a complex network of feeding interactions
Trophic Level a step in a food chain or food web
Ecological Pyramid shows the relative amount of energy or matter contained within each trophic level in a given food chain or food web
Biomass measurement in grams of organic matter per unit area
Biogeochemical Cycles elements passing through one organism to another among parts of the biosphere through closed loops
Nitrogen Fixaction bacteria converting nitrogen gas into ammonia
Dentrification bacteria obtaining energy by converting nitrates into nitrogen gas
Limiting Nutrients the nutrients whoes supply limits productivity
Created by: vmfrance18
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