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Biology #1 Quiz

Scientific Method&Characteristics of Living Things

Cell A collection of living matter enclosed by a barrier that separates the cell from its surroundings
Unicellular single-celled organism
Multicellular many-celled organism
Sexual Reproduction cells from two different parents unite to form the first cell of a new organism
Asexual Reproduction the new organism has only on parent
Biology the study of life
Organism living things
Characteristics things living things share
Genetic Code minor variations to DNA
DNA inheritance carried by a molecule
Development when shape and structure form
Differentiation cells become specialized structure and function
Energy stored and used to assemble new materials
Material selected things through their surroundings or environment
Photosynthesis plants and other organisms use light energy to convert water and carbon dioxide into oxygen and high energy carbohydrates like sugers and starches
Chemical Reaction process that changes one set of chemicals into another set of chemicals
Molecule smallest unit of most compounds
Environment organisms surroundings
Stimulus a signal to which an organism responds
Homeostasis organisms maintain a relatively stable internal environment
Evolution change in a kind of organism over time process by which modern organisms have descended from ancient organisms
Kingdom large taxonoic group consisting of closely related phyla(ex: sea star)
Phyllum group of closely related classes(ex: coral snake)
Class group of similar orders(ex: albert squirrel)
Order group of similar families(ex: red fox)
Family group of genera that share many characteristics(ex: giant panda)
Genus group of closely related species and the first part of the scientific name in binomial nomenclature(ex: black bear)
Species group of similar organisms that can breed and produce fertile offspring(ex: grizzly bear)
All living things need both? energy to do work and materials for building blocks
Metabolism the combination of chemical reactions through which an organism builds up or breaks down materials
What are 8 characteristics of living things? #1.Made up of cells #2.Reproduction #3.Based on a genetic code #4.Growth&Development #5.Need for material&energy #6.Response to the environment #7.Maintaing internal balance #8.Evolution
What are 8 levels organization? #1.Molecules #2.Cells #3.Group of cells #4.Organism #5.Population #6.Community #7.Ecosystem #8.Biosphere
The cell membrane is able to create? an inside&outside that is necessary for life to exist
Energy is released by? breaking down large molecules
Organisms detect&respond to? stimuli from their environment
Created by: micgra07
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