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SFS Vocabulary

Structure, Function, and Survival Words to Know!

TermDefinition
adaptation a structure or behavior that helps an organism survive in its surroundings
amphibian a vertebrate animal that has moist skin and lays eggs; young live in water and breathe with gills, and adults live on land and breathe with lungs and skin
arachnid an animal with eight legs and two body segments (i.e. spiders, scorpions, ticks, and mites)
behavior anything that an organism does
behavioral characteristic pertaining to anything an organism does
bird a vertebrate animal that has feathers, lightweight bones, wings, breathes air, and lays eggs with a hard shell
camouflage an adaptation that allows an animal to blend in with its surroundings (i.e. shape, color, pattern)
classification grouping of organisms by their characteristics
dichotomous key a sequence of steps that allows the identification of a living thing
enivronment the surroundings, including both living and nonliving factors, that an organism lives in
exoskeleton a hard outer covering that protects an animal’s soft body parts inside
external coming from a source outside of the organism
external cue a piece of information coming from outside of the organism that tells the organism to behave or respond a certain way
fish a vertebrate animal that lives in water, has scales or rough skin, has fins, and breathes with gills
habitat the environment where an organism lives
hibernation a deep, sleep-like state when an animal’s body processes slow down
information knowledge or facts learned
insect an invertebrate animal that has an exoskeleton, a three-segmented body, six legs, and undergoes metamorphosis and lays eggs
internal coming from a source inside of the organism
internal cue a piece of information coming from inside of the organism that tells the organism to behave or respond a certain way
invertebrate an animal that does not have a backbone (i.e. sponges,worms, snails, jellyfish, clams,starfish, crabs, insects, and spiders)
life cycle the stages of growth and development that an organism goes through, including birth, life, reproduction, and death; different organisms have slight differences in the stages of life
light a form of energy that can be seen by the human eye and allows objects to be seen
mammal a vertebrate animal that has hair or fur, gives birth to live young, nurses its young with milk, and breathes air with lungs
mealworm the larval stage of a darkling beetle; not actually a worm
mimicry when an animal or plant resembles another creature or inanimate object, either for defense or to gain other advantages
migration seasonal movement of animals from one place to another
nocturnal most active at night
organism a living thing
reptile a vertebrate animal that has dry, leathered skin or scales, breathes air with lungs, and lays eggs with leathery shells or gives birth to live young
respond to react to something that is sensed in the environment
response something an organism does when it senses a stimulus; a reaction to something that happens in the environment
savanna a rolling grassland biome scattered with shrubs and isolated trees
sense take in information from the environment (i.e. see, hear, smell, touch, taste)
sight the sense of awareness of light or color produced by eyes
skeleton the internal skeleton of a vertebrate (also known as: endoskeleton)
stimulus something that happens in the environment that makes an organism act in a certain way
survival to continue to live or stay alive
vertebrate an animal that has a backbone (i.e. mammal, bird, reptile, amphibian, or fish)
Created by: michelleblake