ORGANISMS
HABITATS
BALANCE
IMBALANCE
CONSERVATION
100
condition required for survival
What is a need?
100
the role of an organism in a habitat
What is its niche?
100
the state in which all influences cancel one another out, resulting in no overall change
What is balance?
100
a species in its natural habitat
What is native species?
100
the protection and restoration of species and natural resources into an ecosystem
What is conservation?
200
a supply of something useful for survival
What is a resource?
200
a system of several overlapping food chains
What is a food web?
200
the movement of energy within an ecosystem
What is energy flow?
200
a species that is not native to a habitat
What is foreign species?
200
a method of increasing the population of an endangered species through human intervention
What is captive breeding?
300
a relationship in which two or more organisms from different species live together
What is symbiosis?
300
the coloring or patterns that allow a species to blend in with its habitat
What is camouflage?
300
a substance that all living things need in order to survive
What is a nutrient?
300
the illegal killing or removal of organisms from their ecosystems
What is poaching?
300
a requirement for a system
What is a group of parts, parts work together, or performs a task?
400
a relationship in which two or more organisms struggle for the same resource
What is competition?
400
the resemblance of one species to another
What is mimicry?
400
a process in which nutrients and other resources are repeatedly transferred throughout an ecosystem
What is a natural cycle?
400
the introduction of poisons or garbage into an ecosystem
What is pollution?
400
eats giraffes, gazelles, chimps, spring hares, jackals, etc.
What is a hyena?
500
an organism that has a parasite living in or on it
What is a host?
500
a behavior that protects a species from harm
What is defense?
500
what is the main source of energy
What is the sun?
500
the removal of most or all trees from a forest
What is deforestation?
500
the cleanup of Exxon Valdez's oil spill
What is restoration and prevention?
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