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07 Science

adaptation a special characteristic or skill that helps a living thing survive in an environment
basic needs of all living things food, water, shelter, and protection from predators
carnivore a consumer that eats only other consumers
community all the different species that live in a particular ecosystem
competition ~occurs when two or more organisms try to use the same resources ~helps to keep an ecosystem in balance
consumer an organism that depends on producers for food
decomposer an organism that breaks down wastes and dead organisms
ecosystem consists of all the living organisms and their environment in a certain section of the earth
energy pyramid shows how energy moves through a food chain
environment the nonliving part of an ecosystem
food chain the transfer of energy and nutrients through a community
food web several food chains linked together
habitat the place where an organism lives
herbivores consumers that eat only plants; are usually the second link of a food chain
hibernation ~animal's body temperature drops ~breathing rate and heart rate slow down ~animal usually sleeps through the winter ~one way that animals adapt to their climate
host the plant or animal that a parasite lives on or in
individual each living member of an ecosystem
instincts God-given basic knowledge and skills that it needed for survival
learned behavior behaviors that cannot be inherited
migration ~a whole group of animals leaves one ecosystem and moves to another ~can happen for many reasons: to find food or water, to avoid extreme weather, or to reproduce/raise their young
niche an organism's specific job or function in an ecosystem
omnivore organism that eats both plants and animals
parasite any organism that lives on or in another organism and takes its food from that organism
photosynthesis plants need sunlight, carbon dioxide, and water for __________________
population includes all the organisms of the same species that live in an ecosystem
predators animals that hunt and eat other animals
prey organisms that carnivores hunt
producer ~an organism that gets its energy directly from the sun and changes the energy into a form that other organisms can use ~the beginning of every food chain
scavenger keeps the ecosystem clean by eating what has already died
sun the original source of energy for all living things
symbiosis a special partnership that occurs whenever two species interact with each other over a long period of time
Why should a Christian learn about the interactions in ecosystems? Understanding interactions in an ecosystem helps Christian exercise good dominion by living in habitats without destroying them.
Created by: dsaffcls
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