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69 Cards in this Set
- Front
- Back
algae
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eukaryotic, photosynthetic living organism, ranging from single-celled organisms to giant kelps
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Antony van Leeuwenhoek
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Dutch scientists(1632-1723), developed simple microscope, discovered details of cells of animals, bacteria, and blood
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Aristotle
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Greek philosopher(384-322BC), who developed an early system of classification for plants and animals based on form and structure
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bacilli
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rod-shaped, spore forming, backteria, often occurs in chains or pairs
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bacteria
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microscopic, single-cell, prokaryotic, spherical, spiral, or rod-shaped organisms
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basidiomycota
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division of higher fungi that bear spores from small, club-shape cells called basidia. Includes mushrooms, puffballs, toadstools
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blue-green algae
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called cyanobacteria, photosynthetic, single-cell, prokaryotic organisms
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cavity slide
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microscope slide that has a depression in the center used to keep a liquid in place
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cell
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microscopic organisms or smallest unit of an organism that can function alone or with other cells to produce life functions
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characteristic
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distinct feature that helps to identify a living thing or object
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chloroplast
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green, grainy pigment in plant cells, uses light energy to tear apart water molecules, beginning photosynthesis
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chloroplast
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organelle in plant cell that contains chlorophyll and absorbs sunlight
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class
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a group of siilar living things
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classification
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systematic grouping of living things into categories based on structural or evolutionary relationships
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clip
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microscope part connected to stage, holds slide in place
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cocci
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spherical bacteria
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colony
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group of same-species organisms living together
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compound microscope
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having more than one lens
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conclusion
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end result found by experiment
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constants
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all factors which remain the same for each trial of IV
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consumer
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organisms that cannot produce own food, so ingests its food
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control
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standard of comparison in experiment
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convex
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having surface that curves outward
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cover slip
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small plastic (or glass) that covers specimen
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cyanobacteria
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mainly aquatic, photosynthetic bacteria
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decomposer
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organisms that breaks down dead plants or animals, releasing nutrients for use in ecosystem; mainly bacteria and fungi
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dependent variable
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what is measured or counted, or observed objectively
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domain
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recent classification system, highest level above kingdom level
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Domain Archaea
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different from all other known bacteria, live in extreme conditions unsuitable to other bacteria
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Domain Bacteria
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unicellular, prokaryotic microorganisms
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Domain Eukaryota
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includes all eukaryotic organism classifications
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electron microscope
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scope that uses electrons instead of light
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eukaryote
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cell or organism with nucleus and membrane-bound organelles
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eyepiece
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lens nearest the eye in a microscope
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filament
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long, thin serires of cells attahed to each other at their ends, for example algae
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flagellum
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tail-like structure
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form
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shape of an organism
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fungus
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eukaryotic organisms that lacks chlorophyll and vascular tissue
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heterotroph
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an organism that cannot make its own food
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hypothesis
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prediction about outcome of experiment. Usually If...then...statement.
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independent variable
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variable you manipulate
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Kingdom Fungi
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kingdom containing all organisms described as being eukaryotic, lacking photosynthetic ability, digest and then absorb nutrients
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Kingdom Monera
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kingdom containing all organisms that are prokaryotic, some photosynthetic, some consumers
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lens
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shaped piece of glass used to focus light rays to form an image
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lens field
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area included within the image seen through a lens
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lichen
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composite organisms of fungi and green algae
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magnify
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to enlarge objects
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magnification
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ratio the size of an object's image to the object
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micro
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prefix meaning small
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microorganism
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small, living thin
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moneran
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prokaryotic and usually unicellular organisms that belong to Kingdom Monera
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multicellular
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consisting of more than one cell
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nonvascular
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without vessels to carry nutrients and water through organism, no true roots or stems or leaves
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nucleus
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part of cells that contains genetic material and responsible for cell growth and reproduction
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observation
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use of all the senses to gain scientific information
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organelle
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small organs within a cell that perform life processes
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photosynthesis
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process by which carbohydrates are made from carbon dioxide and water using light energy and releasing oxygen as a byproduct
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producer
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photosynthetic plant or bacterium, forming first level of the food chain
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prokaryote
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cell or organisms lacking a distinct nucleus or other organelles
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protoctist
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any unicellular eukaryotic organisms, protozoans, slime molds, and algae
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Robert Hooke
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English scientist (1635-1703), developed compound microscope, wrote Micrographia, coined term cells
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species
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lowest level of classification, most specific classification
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specimen
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something being observed with a microscope
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spirilla
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spiral bacteria
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spore
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reproductive structure that can remain dormant for a long time until conditions are suitable to once again grow
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stage
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microscope platform that holds slide
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structure
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arrangement of parts of an organism
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taxonomy
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scientific system of classification
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vascular
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with vessels to carry liquids and nutrients throughout the organism
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