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LS Invstig. 1

TermDefinition
producer organisms that make food from energy from the sun, carbon dioxide, and water
consumer organisms that eat other organisms for energy
decomposer organisms that eat dead plants and animals and breaks down material into simple chemicals
ecosystem a community of organisms living together and interacting with the nonliving environment
system any collection of interacting parts that work together to make a whole or produce or perform a function
subsystem a system that is inside or part of a larger system
carnivore animals that eat only other animals
hervivore animals that eat only plants
ominvore animals that eat plants and other animals
experiment an investigation designed to find out how variables affect the outcome
subsystem a system that is part of a larger system
food chain describes the feeding relationships between a series of organisms
food web describes all of the feeding interactions in an ecosystem
grinder decomposer reduce organic matter to very small particles
finisher decomposer use organic matter for food leaving behind only nutrients
biosphere all the plants, animals, and other living things in the water, on the land, and in the air- a subsystem of Earth
geosphere rocks, minerals, and landforms of the subsystem of Earth
atmoshpere gases surrounding Earth - a subsystem of Earth
hydrosphere water on Earth in the rivers, lakes, seas, groundwater, ocean and atmosphere- a subsystem of Earth
phytoplankton producer that floats in a marine ecosystem
zooplankton microscopic animals that eat phytoplankton
system a collection of interacting parts that work together to make a whole or perform a function
Created by: Amy Burson
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