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Unit 6 Vocabulary

Investigating Flow of Energy and Cycling of Matter

TermDefinition
Biomass total mass of living organisms in a specific area
Chlorophyll the green substance (pigment)in the chloroplast of plant leaves that captures the energy from sunlight.
Chloroplast organelle of a plant cell, site of photosynthesis
Compost Bin a collection of decaying plant material, it can be used as fertilizer
Decomposition the process of decomposers breaking down dead material and waste into simpler material
Energy pyramid a diagram that demonstrates the flow of energy through a food chain.
Glucose a sugar molecule that is a product of photosynthesis.
Photosynthesis the process of plants (producers) using energy from the sun to create their own food. (Radiant energy to chemical energy)
Trophic Level the position that an organisms holds in a food chain, food web, or energy pyramid
Consumer an organism that feeds on other organisms or organic matter. Heterotroph that does not create its own food.
Decomposer an organism that decomposes organic material. (ex: worm or fungus)
Food chain shows how each living thing gets its food, and shows how energy and energy are passed from creature to creature.
Food web a system of interdependent food chains It is all of the food chains in a single system.
Producer organism that can make its own food. (Ex: plants, use energy from the sun to make their own food).
Radiant light energy energy from the sun
Created by: leoc