GED Science
Abiogenesis correct answersBelief that livings things may develop from lifeless matter
Acid correct answersA compound that In water produces hydrogen ions, usually tastes sour, a pH less
than 7
Acid rain correct answersrain containing acids that form in the atmosphere when industrial gas emissions
(especially sulfur dioxide and nitrogen oxides) combine with water
Alloy correct answersHomogenous mixture composed of two or more metals
Amoeba correct answersA type of Protozoan that has no permanent shape
Amorphous correct answershaving no definite form or distinct shape
Amplitude correct answersThe maximum value of a wave or vibration
Anaerobic respiration correct answersFermentation, or respiration in the absence of oxygen
Anemia correct answerslack of a normal number of red blood cells
Anode correct answersPositive electrode of an electrolytic cell; negative terminal of a battery; negative
plate of a vacuum tube; site where oxidation occurs
Antibiotic correct answerscompound that blocks the growth and reproduction of bacteria
Antibody correct answersA protein, usually in the blood of an organism, that serves to counteract the
effects of disease-producing bacteriabor viruses
Antidote correct answersa remedy that stops or controls the effects of a poison
Anticeptic correct answersA substance that prevents the growth or activity of bacteria
Antitoxin correct answersSubstance in the body neutralizes toxins
Appendix correct answersWormlike, narrow part of the alimentary canal, in the lower right-hand part of
the human abdomen
Armature correct answersA piece of metal or a coil of wire that moves back and forth, or rotates, in a
magnetic field
Artery correct answersa blood vessel that carries blood away from the heart to the periphery of the
body
Arthropods correct answersA group of organisms that have jointed appendages, an exoskeleton, bilateral
symmetry, and reproduce sexually; insects, arachnids, millipedes and cenitpedes, and crustaceans
Ascorbic acid correct answersVitamin C; found in citrus fruits, tomatoes, and green vegetables
,Aseptic correct answersFree of living bacteria
Asexual reproduction correct answersProducing offspring without inion of individulaln or germ cells
Assimilation correct answersProcess by which digested food is utilized by the body to build up or repair
cells
Assimilation correct answersProcess by which digested food is utilized by the body to build up or repair
cells
Asteroid correct answersOne of a group of "minor plants" between Mars and Jupiter, of which about
1,500 are known
Atmosphere correct answersThe whole mass of gases surrounding a planet
Atom correct answerssmallest particle of an element, consisting of a nucleus surrounded bynelectrons
Atomic fission correct answersThe breaking down of an atomic nucleus, into two or more parts, with a
great release of energy
Atomic fusion correct answersThe joining of atomic nuclei to form heavier nuclei, such as deuterium
(heavy hydrogen) and tritium (another isotope of hydrogen) to make helium, resulting in the release of
enormous quantities of energy
Auricle correct answersAn upper chamber of the heart thatnreceives blood from the veins-also called
the atrium
Autotroph correct answersOrganism (a green plant) that nourishes itself by making organic materials out
of inorganic
Auxin correct answersa plant hormone that promotes root formation and bud growth
Bacillus correct answersaerobic rod-shaped spore-producing bacterium
Bacteria correct answers(microbiology) single-celled or noncellular spherical or spiral or rod-shaped
organisms lacking chlorophyll that reproduce by fission
Balance in Nature correct answersthe balence of animals and palntes in their enviroment
Barometer correct answersan instrument that measures atmospheric pressure
Basel Metabolism correct answersA term used to discribe the amount of energy the body expends when
in a inactive or basic (basal) state.
Base correct answersany of various water-soluble compounds capable of turning litmus blue and
reacting with an acid to form a salt and water
Bedrock correct answerssolid unweathered rock lying beneath surface deposits of soil
Benign Tumor correct answersa tumor that is not cancerous
Bile correct answersa digestive juice secreted by the liver and stored in the gallbladder
, Binomal Nomenclature correct answersthe naming system for organism in wich each organsim is given a
two part name-a genus name of different species in an area
Biome correct answersa major biotic community characterized by the dominant forms of plant life and
the prevailing climate
Biospy correct answerstaking out and examining living tissue from a living thing
Brain correct answersthat part of the central nervous system that includes all the higher nervous centers
Bronchial Tube correct answersone of the pair of tubes that branch off from the trachea and go into the
lungs
Calorie correct answersunit of heat defined as the quantity of heat required to raise the temperature of
1 gram of water by 1 degree centigrade at atmospheric pressure
Cancer correct answersany malignant growth or tumor caused by abnormal and uncontrolled cell
division
Capillary correct answerslong and slender with a very small internal diameter
Capacitor correct answersAn electrical device used to store electrical charge.
Carbohydrate correct answersan essential structural component of living cells and source of energy for
animals
Carbon Dioxide correct answersa heavy odorless colorless gas formed during respiration and by the
decomposition of organic substances
Carbon Monoxide correct answersan odorless very poisonous gas that is a product of incomplete
combustion of carbon
Carcinoma correct answersA cancerous tumor
Carnivore correct answersany animal that feeds on flesh
Cartilage correct answersstrong connective tissue that supports the body and is softer and more flexible
than bone
Catalyst correct answers(chemistry) a substance that initiates or accelerates a chemical reaction without
itself being affected
Cathode correct answersa negatively charged electrode that is the source of electrons in an electrical
device
Cell correct answers(biology) the basic structural and functional unit of all organisms
Cell Membrane correct answersthin, flexible barrier around a cell; regulates what enters and leaves the
cell
Cellulose correct answerspolysaccharide consisting of glucose monomers that reinforces plant-cell walls
Cell Wall correct answersstrong layer around the cell membrane in plants, algae, and some bacteria
Abiogenesis correct answersBelief that livings things may develop from lifeless matter
Acid correct answersA compound that In water produces hydrogen ions, usually tastes sour, a pH less
than 7
Acid rain correct answersrain containing acids that form in the atmosphere when industrial gas emissions
(especially sulfur dioxide and nitrogen oxides) combine with water
Alloy correct answersHomogenous mixture composed of two or more metals
Amoeba correct answersA type of Protozoan that has no permanent shape
Amorphous correct answershaving no definite form or distinct shape
Amplitude correct answersThe maximum value of a wave or vibration
Anaerobic respiration correct answersFermentation, or respiration in the absence of oxygen
Anemia correct answerslack of a normal number of red blood cells
Anode correct answersPositive electrode of an electrolytic cell; negative terminal of a battery; negative
plate of a vacuum tube; site where oxidation occurs
Antibiotic correct answerscompound that blocks the growth and reproduction of bacteria
Antibody correct answersA protein, usually in the blood of an organism, that serves to counteract the
effects of disease-producing bacteriabor viruses
Antidote correct answersa remedy that stops or controls the effects of a poison
Anticeptic correct answersA substance that prevents the growth or activity of bacteria
Antitoxin correct answersSubstance in the body neutralizes toxins
Appendix correct answersWormlike, narrow part of the alimentary canal, in the lower right-hand part of
the human abdomen
Armature correct answersA piece of metal or a coil of wire that moves back and forth, or rotates, in a
magnetic field
Artery correct answersa blood vessel that carries blood away from the heart to the periphery of the
body
Arthropods correct answersA group of organisms that have jointed appendages, an exoskeleton, bilateral
symmetry, and reproduce sexually; insects, arachnids, millipedes and cenitpedes, and crustaceans
Ascorbic acid correct answersVitamin C; found in citrus fruits, tomatoes, and green vegetables
,Aseptic correct answersFree of living bacteria
Asexual reproduction correct answersProducing offspring without inion of individulaln or germ cells
Assimilation correct answersProcess by which digested food is utilized by the body to build up or repair
cells
Assimilation correct answersProcess by which digested food is utilized by the body to build up or repair
cells
Asteroid correct answersOne of a group of "minor plants" between Mars and Jupiter, of which about
1,500 are known
Atmosphere correct answersThe whole mass of gases surrounding a planet
Atom correct answerssmallest particle of an element, consisting of a nucleus surrounded bynelectrons
Atomic fission correct answersThe breaking down of an atomic nucleus, into two or more parts, with a
great release of energy
Atomic fusion correct answersThe joining of atomic nuclei to form heavier nuclei, such as deuterium
(heavy hydrogen) and tritium (another isotope of hydrogen) to make helium, resulting in the release of
enormous quantities of energy
Auricle correct answersAn upper chamber of the heart thatnreceives blood from the veins-also called
the atrium
Autotroph correct answersOrganism (a green plant) that nourishes itself by making organic materials out
of inorganic
Auxin correct answersa plant hormone that promotes root formation and bud growth
Bacillus correct answersaerobic rod-shaped spore-producing bacterium
Bacteria correct answers(microbiology) single-celled or noncellular spherical or spiral or rod-shaped
organisms lacking chlorophyll that reproduce by fission
Balance in Nature correct answersthe balence of animals and palntes in their enviroment
Barometer correct answersan instrument that measures atmospheric pressure
Basel Metabolism correct answersA term used to discribe the amount of energy the body expends when
in a inactive or basic (basal) state.
Base correct answersany of various water-soluble compounds capable of turning litmus blue and
reacting with an acid to form a salt and water
Bedrock correct answerssolid unweathered rock lying beneath surface deposits of soil
Benign Tumor correct answersa tumor that is not cancerous
Bile correct answersa digestive juice secreted by the liver and stored in the gallbladder
, Binomal Nomenclature correct answersthe naming system for organism in wich each organsim is given a
two part name-a genus name of different species in an area
Biome correct answersa major biotic community characterized by the dominant forms of plant life and
the prevailing climate
Biospy correct answerstaking out and examining living tissue from a living thing
Brain correct answersthat part of the central nervous system that includes all the higher nervous centers
Bronchial Tube correct answersone of the pair of tubes that branch off from the trachea and go into the
lungs
Calorie correct answersunit of heat defined as the quantity of heat required to raise the temperature of
1 gram of water by 1 degree centigrade at atmospheric pressure
Cancer correct answersany malignant growth or tumor caused by abnormal and uncontrolled cell
division
Capillary correct answerslong and slender with a very small internal diameter
Capacitor correct answersAn electrical device used to store electrical charge.
Carbohydrate correct answersan essential structural component of living cells and source of energy for
animals
Carbon Dioxide correct answersa heavy odorless colorless gas formed during respiration and by the
decomposition of organic substances
Carbon Monoxide correct answersan odorless very poisonous gas that is a product of incomplete
combustion of carbon
Carcinoma correct answersA cancerous tumor
Carnivore correct answersany animal that feeds on flesh
Cartilage correct answersstrong connective tissue that supports the body and is softer and more flexible
than bone
Catalyst correct answers(chemistry) a substance that initiates or accelerates a chemical reaction without
itself being affected
Cathode correct answersa negatively charged electrode that is the source of electrons in an electrical
device
Cell correct answers(biology) the basic structural and functional unit of all organisms
Cell Membrane correct answersthin, flexible barrier around a cell; regulates what enters and leaves the
cell
Cellulose correct answerspolysaccharide consisting of glucose monomers that reinforces plant-cell walls
Cell Wall correct answersstrong layer around the cell membrane in plants, algae, and some bacteria
