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40 Cards in this Set
- Front
- Back
photosynthetic living things
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algae
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cold blooded animal with smooth moist skin, able to live in both land and water
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amphibians
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Dutch scientist who developed microscope lens
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Antony van Leeuwenhoek
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what has four pairs of legs and usually two-part body?
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arachnids
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Greek philosopher who developed an early system of classification for plants and animals
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Aristotle
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member of arthropoda phylum, has all body systems, has external skeleton, segmented body with jointed limbs
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arhtropods
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rod-shaped, sporforming, oxygen-using bacteria
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bacilli
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photosynthetic, single-cell, prokaryotic organisms
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blue-green algae
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microscope slide that has a depression in the center
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cavity slide
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microscopic organism, or smallest unit of life
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cell
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thing, pliable layer, separates cell from its surroundings
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cell membrane
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outer, rigid surface of plant cell that encloses and supports contents of the cell
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cell wall
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distinct feature that helps to identify living thing or object
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characteristic
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green, grainy pigment in the cells of plats, algae, and some bacteria
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chlorophyll
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organelle in a plant cell that contains chlorophyll and absorbs sunlight
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chloroplast
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group of thins having similar properties or characteristics
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class
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systematic grouping of living things into categories based on structural or evolutionary relationships
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classification
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spherical bacteria
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cocci
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group of same-species organisms living together
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colony
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device for magnification having more than one lens
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compound microscope
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end result found by a fair test or experiment
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conclusion
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all factors which remain the same for each repeated trial
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constant
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organism that cannot produce its own food
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consumer
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level of independent variable chosen as the standard of comparison
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control
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small, thin plastic placed over specimen on slide
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cover slip
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primarily aquatic animals with segmented bodies, exoskeletons, includes lobsters, crabs, shrimp
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crustaceans
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mainly acquatic, photosynthetic bacteria responsible for providing oxygen to our atmosphere millions of years ago
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cyanobacteria
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jellylike substance inside a cell
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cytoplasm
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organism that breaks down dead plants or animals
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decomposer
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factor that responds to changes in the independent variable
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dependent variable
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new level of classification, over the kingdoms of life
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domains
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microorganisms, living in extreme conditions unsuitable to other bacteria
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Domain Archaea
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group of unicellular, prokaryotic microorganisms
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Domain Bacteria
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group of eukaryotic organisms
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Domain Eukaryota
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microscope that uses electrons to magnify objects
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electron microscope
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cell or organism with distinct nucleus and other organelles
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eukaryote
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long, threadlike object attached to outside of cell that enables movement
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flagellum, flagella
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eukaryotic organisms that lacks chlorophyll and vascular sytem
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fungus
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organism that cannot make its own food
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heterotroph
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prediction about outcome of experiment, if/then statement
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hypothesis
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