13 terms

Chapter 5 Food Chain

STUDY
PLAY
energy
the capacity to do work
matter
anything that has mass and takes up space
photosynethis
the process in which plants use sunlight to produce sugar molcules
chemosynthesis
process in which chemical energy is used to produce carbohydrates
producer
an organism that makes its own food
consumer
an organism that obtains energy by feeding on other organisms
herbivore
any animal that feeds chiefly on grass and other plants
omnivore
organism that obtains energy by eating both plants and animals
carnivore
any animal that feeds on flesh
decomposer
organism that breaks down the wastes or remains of other organisms
food chain
a community of organisms where each member is eaten in turn by another member
food web
a diagram that shows the feeding relationships between organisms in an ecosystem
energy pyramid
way of showing how energy moves through a food chain