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Question: What causes the particles of medium to move parallel to the direction of the wave? Options: A. Sound waves. B. longitudinal waves C. fluid waves D. mechanical waves Answer:
[ "A. Sound waves.", "B. longitudinal waves", "C. fluid waves", "D. mechanical waves" ]
[ 1, 10, 1, 1 ]
Question: What causes the particles of medium to move parallel to the direction of the wave? Options: A. Sound waves. B. longitudinal waves C. fluid waves D. mechanical waves Answer:
B
Question: Which state of matter lacks a fixed volume, fixed shape, and consists of charged particles? Options: A. atoms B. isotopes C. electrons D. ions Answer:
[ "A. atoms", "B. isotopes", "C. electrons", "D. ions" ]
[ 1, 1, 1, 10 ]
Question: Which state of matter lacks a fixed volume, fixed shape, and consists of charged particles? Options: A. atoms B. isotopes C. electrons D. ions Answer:
D
Question: What type of cell transmits electrical impulses in the nervous system? Options: A. Large Cell B. nerve cell C. toxin cell D. trace cell Answer:
[ "A. Large Cell", "B. nerve cell", "C. toxin cell", "D. trace cell" ]
[ 1, 10, 1, 1 ]
Question: What type of cell transmits electrical impulses in the nervous system? Options: A. Large Cell B. nerve cell C. toxin cell D. trace cell Answer:
B
Question: What is the force pushing a rocket called? Options: A. direction B. momentum C. friction D. thrust Answer:
[ "A. direction", "B. momentum", "C. friction", "D. thrust" ]
[ 1, 1, 1, 10 ]
Question: What is the force pushing a rocket called? Options: A. direction B. momentum C. friction D. thrust Answer:
D
Question: In headwater streams, what plant process is mostly attributed to algae that are growing on rocks? Options: A. photosynthesis B. reproduction C. mitosis D. symbiosis Answer:
[ "A. photosynthesis", "B. reproduction", "C. mitosis", "D. symbiosis" ]
[ 10, 1, 1, 1 ]
Question: In headwater streams, what plant process is mostly attributed to algae that are growing on rocks? Options: A. photosynthesis B. reproduction C. mitosis D. symbiosis Answer:
A
Question: What is the term that refers to stored chemical energy in organic matter or wastes? Options: A. potential energy B. nuclear energy C. starch energy D. biomass energy Answer:
[ "A. potential energy", "B. nuclear energy", "C. starch energy", "D. biomass energy" ]
[ 1, 1, 1, 10 ]
Question: What is the term that refers to stored chemical energy in organic matter or wastes? Options: A. potential energy B. nuclear energy C. starch energy D. biomass energy Answer:
D
Question: The process of photosynthesis ultimately gets powered by what kind of energy? Options: A. biofuel B. light C. nonrenewable energy D. electricity Answer:
[ "A. biofuel", "B. light", "C. nonrenewable energy", "D. electricity" ]
[ 1, 10, 1, 1 ]
Question: The process of photosynthesis ultimately gets powered by what kind of energy? Options: A. biofuel B. light C. nonrenewable energy D. electricity Answer:
B
Question: A binary molecular compound is a molecular compound that is composed of what? Options: A. two atoms B. four atoms C. two elements D. four elements Answer:
[ "A. two atoms", "B. four atoms", "C. two elements", "D. four elements" ]
[ 1, 1, 10, 1 ]
Question: A binary molecular compound is a molecular compound that is composed of what? Options: A. two atoms B. four atoms C. two elements D. four elements Answer:
C
Question: Within the first 8 weeks of gestation, a developing embryo establishes the rudimentary structures of all of its organs and tissues from the ectoderm, mesoderm, and endoderm. this process is called what? Options: A. abiogenesis B. parthenogenesis C. biosynthesis D. organogenesis Answer:
[ "A. abiogenesis", "B. parthenogenesis", "C. biosynthesis", "D. organogenesis" ]
[ 1, 1, 1, 10 ]
Question: Within the first 8 weeks of gestation, a developing embryo establishes the rudimentary structures of all of its organs and tissues from the ectoderm, mesoderm, and endoderm. this process is called what? Options: A. abiogenesis B. parthenogenesis C. biosynthesis D. organogenesis Answer:
D
Question: What goes through different larval stages? Options: A. sponges B. plants C. octopuses D. crustaceans Answer:
[ "A. sponges", "B. plants", "C. octopuses", "D. crustaceans" ]
[ 1, 1, 1, 10 ]
Question: What goes through different larval stages? Options: A. sponges B. plants C. octopuses D. crustaceans Answer:
D
Question: What is the major cause of chronic respiratory disease as well as cardiovascular disease and cancer? Options: A. smoking B. drinking C. diet D. exercise Answer:
[ "A. smoking", "B. drinking", "C. diet", "D. exercise" ]
[ 10, 1, 1, 1 ]
Question: What is the major cause of chronic respiratory disease as well as cardiovascular disease and cancer? Options: A. smoking B. drinking C. diet D. exercise Answer:
A
Question: Monotremes, marsupials, and placental mammals are subclasses of what? Options: A. reptiles B. birds C. amphibians D. mammals Answer:
[ "A. reptiles", "B. birds", "C. amphibians", "D. mammals" ]
[ 1, 1, 1, 10 ]
Question: Monotremes, marsupials, and placental mammals are subclasses of what? Options: A. reptiles B. birds C. amphibians D. mammals Answer:
D
Question: What type of mammal gives birth to young that need to develop further in the mother's pouch after birth? Options: A. humans B. aborigines C. whales D. marsupials Answer:
[ "A. humans", "B. aborigines", "C. whales", "D. marsupials" ]
[ 1, 1, 1, 10 ]
Question: What type of mammal gives birth to young that need to develop further in the mother's pouch after birth? Options: A. humans B. aborigines C. whales D. marsupials Answer:
D
Question: What is the measure of how closely molecules are packed together? Options: A. volume B. frequency C. length D. density Answer:
[ "A. volume", "B. frequency", "C. length", "D. density" ]
[ 1, 1, 1, 10 ]
Question: What is the measure of how closely molecules are packed together? Options: A. volume B. frequency C. length D. density Answer:
D
Question: What is the leading cause of lung cancer? Options: A. tuberculosis B. heredity C. tobacco smoke D. chewing tobacco Answer:
[ "A. tuberculosis", "B. heredity", "C. tobacco smoke", "D. chewing tobacco" ]
[ 1, 1, 10, 1 ]
Question: What is the leading cause of lung cancer? Options: A. tuberculosis B. heredity C. tobacco smoke D. chewing tobacco Answer:
C
Question: The golgi removes some sugar monomers and substitutes others, producing a large variety of what? Options: A. fats B. electrolytes C. proteins D. carbohydrates Answer:
[ "A. fats", "B. electrolytes", "C. proteins", "D. carbohydrates" ]
[ 1, 1, 1, 10 ]
Question: The golgi removes some sugar monomers and substitutes others, producing a large variety of what? Options: A. fats B. electrolytes C. proteins D. carbohydrates Answer:
D
Question: Parenchymal, collenchymal, and sclerenchymal cells are associated with what types of living things? Options: A. plants B. primates C. parasites D. fungi Answer:
[ "A. plants", "B. primates", "C. parasites", "D. fungi" ]
[ 10, 1, 1, 1 ]
Question: Parenchymal, collenchymal, and sclerenchymal cells are associated with what types of living things? Options: A. plants B. primates C. parasites D. fungi Answer:
A
Question: What is the name of the location in which a stream or river starts? Options: A. shore B. source C. mouth D. spring Answer:
[ "A. shore", "B. source", "C. mouth", "D. spring" ]
[ 1, 10, 1, 1 ]
Question: What is the name of the location in which a stream or river starts? Options: A. shore B. source C. mouth D. spring Answer:
B
Question: What disease occurs when cells in the breast grow out of control and form a tumor? Options: A. adult breast growth B. muscular cyst C. breast cancer D. muscle cancer Answer:
[ "A. adult breast growth", "B. muscular cyst", "C. breast cancer", "D. muscle cancer" ]
[ 1, 1, 10, 1 ]
Question: What disease occurs when cells in the breast grow out of control and form a tumor? Options: A. adult breast growth B. muscular cyst C. breast cancer D. muscle cancer Answer:
C
Question: What process refers to the changes that occur in populations of living organisms over time? Options: A. adaptation B. variation C. spontaneous mutation D. evolution Answer:
[ "A. adaptation", "B. variation", "C. spontaneous mutation", "D. evolution" ]
[ 1, 1, 1, 10 ]
Question: What process refers to the changes that occur in populations of living organisms over time? Options: A. adaptation B. variation C. spontaneous mutation D. evolution Answer:
D
Question: Alkenes can react with what to form alcohols? Options: A. sugars B. proteins C. water D. air Answer:
[ "A. sugars", "B. proteins", "C. water", "D. air" ]
[ 1, 1, 10, 1 ]
Question: Alkenes can react with what to form alcohols? Options: A. sugars B. proteins C. water D. air Answer:
C
Question: Wind blown sand contributes to what type of erosion? Options: A. abrasion B. vegetation C. sedimentary D. filtration Answer:
[ "A. abrasion", "B. vegetation", "C. sedimentary", "D. filtration" ]
[ 10, 1, 1, 1 ]
Question: Wind blown sand contributes to what type of erosion? Options: A. abrasion B. vegetation C. sedimentary D. filtration Answer:
A
Question: Bases are ionic compounds consisting of hydroxide ions and a what? Options: A. carbonate B. cinion C. sulfate D. cation Answer:
[ "A. carbonate", "B. cinion", "C. sulfate", "D. cation" ]
[ 1, 1, 1, 10 ]
Question: Bases are ionic compounds consisting of hydroxide ions and a what? Options: A. carbonate B. cinion C. sulfate D. cation Answer:
D
Question: What causes the menstrual cycle to be repeated? Options: A. gravity B. uteris C. ovaries D. lack of fertilization Answer:
[ "A. gravity", "B. uteris", "C. ovaries", "D. lack of fertilization" ]
[ 1, 1, 1, 10 ]
Question: What causes the menstrual cycle to be repeated? Options: A. gravity B. uteris C. ovaries D. lack of fertilization Answer:
D
Question: What happens when turgid cells in a nonwoody tissue push against each other? Options: A. the tissues merge B. the tissue stiffens C. the tissue melts D. the tissue dies Answer:
[ "A. the tissues merge", "B. the tissue stiffens", "C. the tissue melts", "D. the tissue dies" ]
[ 1, 10, 1, 1 ]
Question: What happens when turgid cells in a nonwoody tissue push against each other? Options: A. the tissues merge B. the tissue stiffens C. the tissue melts D. the tissue dies Answer:
B
Question: What is the waxy substance that epidermal cells secrete? Options: A. bile B. saliva C. cuticle D. cellulose Answer:
[ "A. bile", "B. saliva", "C. cuticle", "D. cellulose" ]
[ 1, 1, 10, 1 ]
Question: What is the waxy substance that epidermal cells secrete? Options: A. bile B. saliva C. cuticle D. cellulose Answer:
C
Question: What is the length of the route between two points? Options: A. direction B. speed C. distance D. velocity Answer:
[ "A. direction", "B. speed", "C. distance", "D. velocity" ]
[ 1, 1, 10, 1 ]
Question: What is the length of the route between two points? Options: A. direction B. speed C. distance D. velocity Answer:
C
Question: According to the first law of thermodynamics, what can neither be created nor destroyed? Options: A. light B. energy C. fuel D. food Answer:
[ "A. light", "B. energy", "C. fuel", "D. food" ]
[ 1, 10, 1, 1 ]
Question: According to the first law of thermodynamics, what can neither be created nor destroyed? Options: A. light B. energy C. fuel D. food Answer:
B
Question: What are the three primary pigment colors? Options: A. red, white, blue B. cyan, yellow, magenta C. green, orange, purple D. red, green, blue Answer:
[ "A. red, white, blue", "B. cyan, yellow, magenta", "C. green, orange, purple", "D. red, green, blue" ]
[ 1, 10, 1, 1 ]
Question: What are the three primary pigment colors? Options: A. red, white, blue B. cyan, yellow, magenta C. green, orange, purple D. red, green, blue Answer:
B
Question: How do organophostbate pesticides work? Options: A. inhibiting reticulum B. inhibiting testosterone C. inhibiting acetylcholinesterase D. inhibiting cryptosporidium Answer:
[ "A. inhibiting reticulum", "B. inhibiting testosterone", "C. inhibiting acetylcholinesterase", "D. inhibiting cryptosporidium" ]
[ 1, 1, 10, 1 ]
Question: How do organophostbate pesticides work? Options: A. inhibiting reticulum B. inhibiting testosterone C. inhibiting acetylcholinesterase D. inhibiting cryptosporidium Answer:
C
Question: In the case of a light bulb, electricity is converted to light and what kind of energy? Options: A. nuclear B. abstract C. chemical D. thermal Answer:
[ "A. nuclear", "B. abstract", "C. chemical", "D. thermal" ]
[ 1, 1, 1, 10 ]
Question: In the case of a light bulb, electricity is converted to light and what kind of energy? Options: A. nuclear B. abstract C. chemical D. thermal Answer:
D
Question: Where in relation to the home, are levels of vocs found to be higher? Options: A. outdoors B. in Fields C. On slopes D. indoors Answer:
[ "A. outdoors", "B. in Fields", "C. On slopes", "D. indoors" ]
[ 1, 1, 1, 10 ]
Question: Where in relation to the home, are levels of vocs found to be higher? Options: A. outdoors B. in Fields C. On slopes D. indoors Answer:
D
Question: Density and pressure of air decreases with what? Options: A. altitude B. horizontal distance C. temperature D. humidity Answer:
[ "A. altitude", "B. horizontal distance", "C. temperature", "D. humidity" ]
[ 10, 1, 1, 1 ]
Question: Density and pressure of air decreases with what? Options: A. altitude B. horizontal distance C. temperature D. humidity Answer:
A
Question: Energy is absorbed in the process of converting a liquid at its boiling point into a what? Options: A. solid B. gas C. mesh D. plasma Answer:
[ "A. solid", "B. gas", "C. mesh", "D. plasma" ]
[ 1, 10, 1, 1 ]
Question: Energy is absorbed in the process of converting a liquid at its boiling point into a what? Options: A. solid B. gas C. mesh D. plasma Answer:
B
Question: Images in what type of mirror are reversed left and right but not reversed top and bottom? Options: A. convex B. virtual C. concave D. plane mirror Answer:
[ "A. convex", "B. virtual", "C. concave", "D. plane mirror" ]
[ 1, 1, 1, 10 ]
Question: Images in what type of mirror are reversed left and right but not reversed top and bottom? Options: A. convex B. virtual C. concave D. plane mirror Answer:
D
Question: What do cells produce as they age? Options: A. proto-oncogenes B. oxidants C. carcinogens D. wrinkles Answer:
[ "A. proto-oncogenes", "B. oxidants", "C. carcinogens", "D. wrinkles" ]
[ 10, 1, 1, 1 ]
Question: What do cells produce as they age? Options: A. proto-oncogenes B. oxidants C. carcinogens D. wrinkles Answer:
A
Question: The body of the simplest sponges takes the shape of a cylinder with a large central cavity, called? Options: A. spongocoel B. spicule C. spirogyra D. vacuole Answer:
[ "A. spongocoel", "B. spicule", "C. spirogyra", "D. vacuole" ]
[ 10, 1, 1, 1 ]
Question: The body of the simplest sponges takes the shape of a cylinder with a large central cavity, called? Options: A. spongocoel B. spicule C. spirogyra D. vacuole Answer:
A
Question: Laid on dry land by reptiles, amniotic eggs have what that prevents them from drying out? Options: A. waterproof membranes B. double shells C. oil coating D. double yolks Answer:
[ "A. waterproof membranes", "B. double shells", "C. oil coating", "D. double yolks" ]
[ 10, 1, 1, 1 ]
Question: Laid on dry land by reptiles, amniotic eggs have what that prevents them from drying out? Options: A. waterproof membranes B. double shells C. oil coating D. double yolks Answer:
A
Question: What three rs represent the steps that you personally can take to conserve our natural resources and minimize waste? Options: A. reduce, reuse, recycle B. rinse, reuse, recycle C. remove, reduce, reuse D. reduce, reuse, re-educate Answer:
[ "A. reduce, reuse, recycle", "B. rinse, reuse, recycle", "C. remove, reduce, reuse", "D. reduce, reuse, re-educate" ]
[ 10, 1, 1, 1 ]
Question: What three rs represent the steps that you personally can take to conserve our natural resources and minimize waste? Options: A. reduce, reuse, recycle B. rinse, reuse, recycle C. remove, reduce, reuse D. reduce, reuse, re-educate Answer:
A
Question: What is the process that allows organisms with better traits to survive and produce? Options: A. adaptation B. natural selection C. succession D. spontaneous mutation Answer:
[ "A. adaptation", "B. natural selection", "C. succession", "D. spontaneous mutation" ]
[ 1, 10, 1, 1 ]
Question: What is the process that allows organisms with better traits to survive and produce? Options: A. adaptation B. natural selection C. succession D. spontaneous mutation Answer:
B
Question: What is the term for a substance that increases the rate of a chemical reaction but is not changed or used up in the reaction? Options: A. a contribute B. a catalyst C. a mechanism D. an acid Answer:
[ "A. a contribute", "B. a catalyst", "C. a mechanism", "D. an acid" ]
[ 1, 10, 1, 1 ]
Question: What is the term for a substance that increases the rate of a chemical reaction but is not changed or used up in the reaction? Options: A. a contribute B. a catalyst C. a mechanism D. an acid Answer:
B
Question: What type of compounds can form crystals? Options: A. ionic compounds B. molecular compounds C. integral compounds D. magnetic compounds Answer:
[ "A. ionic compounds", "B. molecular compounds", "C. integral compounds", "D. magnetic compounds" ]
[ 10, 1, 1, 1 ]
Question: What type of compounds can form crystals? Options: A. ionic compounds B. molecular compounds C. integral compounds D. magnetic compounds Answer:
A
Question: In grazing, a predator partially eats but does not kill what? Options: A. time B. prey C. pack D. predators Answer:
[ "A. time", "B. prey", "C. pack", "D. predators" ]
[ 1, 10, 1, 1 ]
Question: In grazing, a predator partially eats but does not kill what? Options: A. time B. prey C. pack D. predators Answer:
B
Question: Bone tissues include compact bone, spongy bone, bone marrow, and? Options: A. periosteum B. cartilage C. esophagus D. epithelium Answer:
[ "A. periosteum", "B. cartilage", "C. esophagus", "D. epithelium" ]
[ 10, 1, 1, 1 ]
Question: Bone tissues include compact bone, spongy bone, bone marrow, and? Options: A. periosteum B. cartilage C. esophagus D. epithelium Answer:
A
Question: What type of bacteria causes the disease called tuberculosis? Options: A. mycobacterium B. streptococcus C. E. coli D. staphylococcus Answer:
[ "A. mycobacterium", "B. streptococcus", "C. E. coli", "D. staphylococcus" ]
[ 10, 1, 1, 1 ]
Question: What type of bacteria causes the disease called tuberculosis? Options: A. mycobacterium B. streptococcus C. E. coli D. staphylococcus Answer:
A
Question: Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this? Options: A. chromosomes B. sperm C. eggs D. dna Answer:
[ "A. chromosomes", "B. sperm", "C. eggs", "D. dna" ]
[ 1, 10, 1, 1 ]
Question: Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this? Options: A. chromosomes B. sperm C. eggs D. dna Answer:
B
Question: What are the two most common causes of diseases? Options: A. bacteria and protazoa B. viruses and protazoa C. bacteria and viruses D. nutritional deficiencies Answer:
[ "A. bacteria and protazoa", "B. viruses and protazoa", "C. bacteria and viruses", "D. nutritional deficiencies" ]
[ 1, 1, 10, 1 ]
Question: What are the two most common causes of diseases? Options: A. bacteria and protazoa B. viruses and protazoa C. bacteria and viruses D. nutritional deficiencies Answer:
C
Question: Organic compounds are defined as covalently bonded compounds containing carbon, excluding carbonates and what else? Options: A. acids B. oxides C. gases D. crystals Answer:
[ "A. acids", "B. oxides", "C. gases", "D. crystals" ]
[ 1, 10, 1, 1 ]
Question: Organic compounds are defined as covalently bonded compounds containing carbon, excluding carbonates and what else? Options: A. acids B. oxides C. gases D. crystals Answer:
B
Question: What drives the turbine in a thermonuclear reactor? Options: A. heated water or steam B. magnets C. wind energy D. heated oil Answer:
[ "A. heated water or steam", "B. magnets", "C. wind energy", "D. heated oil" ]
[ 10, 1, 1, 1 ]
Question: What drives the turbine in a thermonuclear reactor? Options: A. heated water or steam B. magnets C. wind energy D. heated oil Answer:
A
Question: What is the term for physicians and scientists who research and develop vaccines and treat and study conditions ranging from allergies to aids? Options: A. endocrinologists B. virologists C. immunologists D. vaccinologists Answer:
[ "A. endocrinologists", "B. virologists", "C. immunologists", "D. vaccinologists" ]
[ 1, 1, 10, 1 ]
Question: What is the term for physicians and scientists who research and develop vaccines and treat and study conditions ranging from allergies to aids? Options: A. endocrinologists B. virologists C. immunologists D. vaccinologists Answer:
C
Question: Where are temperatures the lowest? Options: A. at the equator B. in asia C. over the oceans D. at the poles Answer:
[ "A. at the equator", "B. in asia", "C. over the oceans", "D. at the poles" ]
[ 1, 1, 1, 10 ]
Question: Where are temperatures the lowest? Options: A. at the equator B. in asia C. over the oceans D. at the poles Answer:
D
Question: Protecting the surface of metal prevents what? Options: A. extraction B. corrosion C. evaporation D. diffusion Answer:
[ "A. extraction", "B. corrosion", "C. evaporation", "D. diffusion" ]
[ 1, 10, 1, 1 ]
Question: Protecting the surface of metal prevents what? Options: A. extraction B. corrosion C. evaporation D. diffusion Answer:
B
Question: What type of tissues are major barriers to the entry of pathogens into the body? Options: A. skin B. vascular C. nasal D. mucosal Answer:
[ "A. skin", "B. vascular", "C. nasal", "D. mucosal" ]
[ 1, 1, 1, 10 ]
Question: What type of tissues are major barriers to the entry of pathogens into the body? Options: A. skin B. vascular C. nasal D. mucosal Answer:
D
Question: Trash that gets into fresh and saltwater waterways is called what type of debris? Options: A. aquatic B. ocean C. pollution D. water Answer:
[ "A. aquatic", "B. ocean", "C. pollution", "D. water" ]
[ 10, 1, 1, 1 ]
Question: Trash that gets into fresh and saltwater waterways is called what type of debris? Options: A. aquatic B. ocean C. pollution D. water Answer:
A
Question: What is the term for genes that control the expression of other genes within specific regions of cells in the developing organism? Options: A. gap genes B. expression genes C. data genes D. age genes Answer:
[ "A. gap genes", "B. expression genes", "C. data genes", "D. age genes" ]
[ 10, 1, 1, 1 ]
Question: What is the term for genes that control the expression of other genes within specific regions of cells in the developing organism? Options: A. gap genes B. expression genes C. data genes D. age genes Answer:
A
Question: In vertebrates, what tissue is a type of connective tissue that supports the entire body structure? Options: A. blood B. collagen C. bone D. cartilage Answer:
[ "A. blood", "B. collagen", "C. bone", "D. cartilage" ]
[ 1, 1, 10, 1 ]
Question: In vertebrates, what tissue is a type of connective tissue that supports the entire body structure? Options: A. blood B. collagen C. bone D. cartilage Answer:
C
Question: Red blood cells don't have a nucleus. this allows them to do what? Options: A. be redder B. carry more oxygen C. move faster D. heal faster Answer:
[ "A. be redder", "B. carry more oxygen", "C. move faster", "D. heal faster" ]
[ 1, 10, 1, 1 ]
Question: Red blood cells don't have a nucleus. this allows them to do what? Options: A. be redder B. carry more oxygen C. move faster D. heal faster Answer:
B
Question: The number of electron pairs that hold two atoms together is called? Options: A. electron order B. nuclear order C. bond order D. proton order Answer:
[ "A. electron order", "B. nuclear order", "C. bond order", "D. proton order" ]
[ 1, 1, 10, 1 ]
Question: The number of electron pairs that hold two atoms together is called? Options: A. electron order B. nuclear order C. bond order D. proton order Answer:
C
Question: What occurs when the immune system makes an inflammatory response to a harmless antigen? Options: A. antibodies B. asthma attack C. immunity D. allergies Answer:
[ "A. antibodies", "B. asthma attack", "C. immunity", "D. allergies" ]
[ 1, 1, 1, 10 ]
Question: What occurs when the immune system makes an inflammatory response to a harmless antigen? Options: A. antibodies B. asthma attack C. immunity D. allergies Answer:
D
Question: What energy source, now making a comeback, has helped propel ships and pump water for many years? Options: A. wind energy B. solar energy C. geothermal energy D. weather energy Answer:
[ "A. wind energy", "B. solar energy", "C. geothermal energy", "D. weather energy" ]
[ 10, 1, 1, 1 ]
Question: What energy source, now making a comeback, has helped propel ships and pump water for many years? Options: A. wind energy B. solar energy C. geothermal energy D. weather energy Answer:
A
Question: What is it called when the nucleus of an atom splits into two smaller nuclei? Options: A. complex fission B. nuclear fission C. cell division D. nuclear fusion Answer:
[ "A. complex fission", "B. nuclear fission", "C. cell division", "D. nuclear fusion" ]
[ 1, 10, 1, 1 ]
Question: What is it called when the nucleus of an atom splits into two smaller nuclei? Options: A. complex fission B. nuclear fission C. cell division D. nuclear fusion Answer:
B
Question: The curie (ci) is one measure of the rate of what? Options: A. growth B. division C. decay D. spin Answer:
[ "A. growth", "B. division", "C. decay", "D. spin" ]
[ 1, 1, 10, 1 ]
Question: The curie (ci) is one measure of the rate of what? Options: A. growth B. division C. decay D. spin Answer:
C
Question: A unique type of organism is also known as what? Options: A. species B. parasites C. element D. taxonomy Answer:
[ "A. species", "B. parasites", "C. element", "D. taxonomy" ]
[ 10, 1, 1, 1 ]
Question: A unique type of organism is also known as what? Options: A. species B. parasites C. element D. taxonomy Answer:
A
Question: Snakes use what anatomical structure to smell scents in the air? Options: A. forked tails B. forked eyes C. forked tongue D. branched tongue Answer:
[ "A. forked tails", "B. forked eyes", "C. forked tongue", "D. branched tongue" ]
[ 1, 1, 10, 1 ]
Question: Snakes use what anatomical structure to smell scents in the air? Options: A. forked tails B. forked eyes C. forked tongue D. branched tongue Answer:
C
Question: What chemical element helps forms strong bones and teeth in humans? Options: A. calcium B. magnesium C. iron D. potassium Answer:
[ "A. calcium", "B. magnesium", "C. iron", "D. potassium" ]
[ 10, 1, 1, 1 ]
Question: What chemical element helps forms strong bones and teeth in humans? Options: A. calcium B. magnesium C. iron D. potassium Answer:
A
Question: The limit to how much solute will dissolve in a given amount of solvent is called what? Options: A. density B. strength C. potency D. solubility Answer:
[ "A. density", "B. strength", "C. potency", "D. solubility" ]
[ 1, 1, 1, 10 ]
Question: The limit to how much solute will dissolve in a given amount of solvent is called what? Options: A. density B. strength C. potency D. solubility Answer:
D
Question: What occurs when hot magma transforms rock that it contacts? Options: A. changing metamorphism B. form metamorphism C. existence metamorphism D. contact metamorphism Answer:
[ "A. changing metamorphism", "B. form metamorphism", "C. existence metamorphism", "D. contact metamorphism" ]
[ 1, 1, 1, 10 ]
Question: What occurs when hot magma transforms rock that it contacts? Options: A. changing metamorphism B. form metamorphism C. existence metamorphism D. contact metamorphism Answer:
D
Question: What term refers to entities, events or powers regarded as being beyond nature, and cannot be explained by scientific means? Options: A. natural B. fictional C. supernatural D. hypothetical Answer:
[ "A. natural", "B. fictional", "C. supernatural", "D. hypothetical" ]
[ 1, 1, 10, 1 ]
Question: What term refers to entities, events or powers regarded as being beyond nature, and cannot be explained by scientific means? Options: A. natural B. fictional C. supernatural D. hypothetical Answer:
C
Question: What causes an elastic force in springs? Options: A. velocity B. freezing C. momentum D. stretching or compressing Answer:
[ "A. velocity", "B. freezing", "C. momentum", "D. stretching or compressing" ]
[ 1, 1, 1, 10 ]
Question: What causes an elastic force in springs? Options: A. velocity B. freezing C. momentum D. stretching or compressing Answer:
D
Question: What effect is responsible for flight paths looking curved? Options: A. volumetric effect B. coriolis effect C. tonal effect D. resonant effect Answer:
[ "A. volumetric effect", "B. coriolis effect", "C. tonal effect", "D. resonant effect" ]
[ 1, 10, 1, 1 ]
Question: What effect is responsible for flight paths looking curved? Options: A. volumetric effect B. coriolis effect C. tonal effect D. resonant effect Answer:
B
Question: Wetlands are environments in which the soil is either permanently or periodically saturated with what? Options: A. water B. spores C. oil D. hydrogen Answer:
[ "A. water", "B. spores", "C. oil", "D. hydrogen" ]
[ 10, 1, 1, 1 ]
Question: Wetlands are environments in which the soil is either permanently or periodically saturated with what? Options: A. water B. spores C. oil D. hydrogen Answer:
A
Question: When the ground absorbs the water and it settles below the surface it is called what? Options: A. groundwater B. wastewater C. glacier D. precipitation Answer:
[ "A. groundwater", "B. wastewater", "C. glacier", "D. precipitation" ]
[ 10, 1, 1, 1 ]
Question: When the ground absorbs the water and it settles below the surface it is called what? Options: A. groundwater B. wastewater C. glacier D. precipitation Answer:
A
Question: Some metabolic pathways release what by breaking down complex molecules to simpler compounds? Options: A. fat B. energy C. water D. hydrogen Answer:
[ "A. fat", "B. energy", "C. water", "D. hydrogen" ]
[ 1, 10, 1, 1 ]
Question: Some metabolic pathways release what by breaking down complex molecules to simpler compounds? Options: A. fat B. energy C. water D. hydrogen Answer:
B
Question: What is the smallest portion of a crystal lattice? Options: A. unit cell B. element cell C. ionic cell D. function cell Answer:
[ "A. unit cell", "B. element cell", "C. ionic cell", "D. function cell" ]
[ 10, 1, 1, 1 ]
Question: What is the smallest portion of a crystal lattice? Options: A. unit cell B. element cell C. ionic cell D. function cell Answer:
A
Question: What is one major cause of skin cancer? Options: A. visible light B. infrared light C. ultraviolet light D. sunscreen Answer:
[ "A. visible light", "B. infrared light", "C. ultraviolet light", "D. sunscreen" ]
[ 1, 1, 10, 1 ]
Question: What is one major cause of skin cancer? Options: A. visible light B. infrared light C. ultraviolet light D. sunscreen Answer:
C
Question: Which important decomposers are known to live just about anywhere on earth? Options: A. protazoas B. archeans C. sporozoans D. viruses Answer:
[ "A. protazoas", "B. archeans", "C. sporozoans", "D. viruses" ]
[ 1, 10, 1, 1 ]
Question: Which important decomposers are known to live just about anywhere on earth? Options: A. protazoas B. archeans C. sporozoans D. viruses Answer:
B
Question: In the scientific method, what is the initial, unproven explanation for why something is occurring? Options: A. idea B. concepts C. theories D. hypothesis Answer:
[ "A. idea", "B. concepts", "C. theories", "D. hypothesis" ]
[ 1, 1, 1, 10 ]
Question: In the scientific method, what is the initial, unproven explanation for why something is occurring? Options: A. idea B. concepts C. theories D. hypothesis Answer:
D
Question: What is the name of an element with a different number of neutrons? Options: A. isotope B. reaction C. mineral D. solution Answer:
[ "A. isotope", "B. reaction", "C. mineral", "D. solution" ]
[ 10, 1, 1, 1 ]
Question: What is the name of an element with a different number of neutrons? Options: A. isotope B. reaction C. mineral D. solution Answer:
A
Question: Nitrogen and sulfur oxides form what type of rain? Options: A. heavy rain B. toxic rain C. common rain D. acid rain Answer:
[ "A. heavy rain", "B. toxic rain", "C. common rain", "D. acid rain" ]
[ 1, 1, 1, 10 ]
Question: Nitrogen and sulfur oxides form what type of rain? Options: A. heavy rain B. toxic rain C. common rain D. acid rain Answer:
D
Question: Polyester fabric's resistance to wrinkling comes from the cross-linking of what? Options: A. wool strands B. algae strands C. polymer strands D. velocity strands Answer:
[ "A. wool strands", "B. algae strands", "C. polymer strands", "D. velocity strands" ]
[ 1, 1, 10, 1 ]
Question: Polyester fabric's resistance to wrinkling comes from the cross-linking of what? Options: A. wool strands B. algae strands C. polymer strands D. velocity strands Answer:
C
Question: What term refers to the sequence of community and ecosystem changes after a disturbance? Options: A. progressions B. physiological succession C. disturbance succession D. ecological succession Answer:
[ "A. progressions", "B. physiological succession", "C. disturbance succession", "D. ecological succession" ]
[ 1, 1, 1, 10 ]
Question: What term refers to the sequence of community and ecosystem changes after a disturbance? Options: A. progressions B. physiological succession C. disturbance succession D. ecological succession Answer:
D
Question: What is the network of fibers that organizes structures and activities in the cell called? Options: A. cytoskeleton B. enzymes C. DNA D. cytoplasm Answer:
[ "A. cytoskeleton", "B. enzymes", "C. DNA", "D. cytoplasm" ]
[ 10, 1, 1, 1 ]
Question: What is the network of fibers that organizes structures and activities in the cell called? Options: A. cytoskeleton B. enzymes C. DNA D. cytoplasm Answer:
A
Question: Decreasing the volume of a gas and keeping everything else the same will cause its pressure to change in what way? Options: A. heat up B. increase C. lower D. decrease Answer:
[ "A. heat up", "B. increase", "C. lower", "D. decrease" ]
[ 1, 10, 1, 1 ]
Question: Decreasing the volume of a gas and keeping everything else the same will cause its pressure to change in what way? Options: A. heat up B. increase C. lower D. decrease Answer:
B
Question: What evolutionary strategy enables substantial activity during sleep for some animals? Options: A. adaptation B. reproduction C. hibernation D. mutation Answer:
[ "A. adaptation", "B. reproduction", "C. hibernation", "D. mutation" ]
[ 10, 1, 1, 1 ]
Question: What evolutionary strategy enables substantial activity during sleep for some animals? Options: A. adaptation B. reproduction C. hibernation D. mutation Answer:
A
Question: The cells of the blastocyst form an inner cell mass called the what? Options: A. embryoblast B. chloroplast C. blastocyst D. xerophyte Answer:
[ "A. embryoblast", "B. chloroplast", "C. blastocyst", "D. xerophyte" ]
[ 10, 1, 1, 1 ]
Question: The cells of the blastocyst form an inner cell mass called the what? Options: A. embryoblast B. chloroplast C. blastocyst D. xerophyte Answer:
A
Question: How do all musical instruments create sound? Options: A. stimulation B. vibration C. condensation D. conduction Answer:
[ "A. stimulation", "B. vibration", "C. condensation", "D. conduction" ]
[ 1, 10, 1, 1 ]
Question: How do all musical instruments create sound? Options: A. stimulation B. vibration C. condensation D. conduction Answer:
B
Question: What system disorders include kidney stones, kidney failure, and urinary tract infections? Options: A. renal system B. digestive system C. nervous system D. urinary system Answer:
[ "A. renal system", "B. digestive system", "C. nervous system", "D. urinary system" ]
[ 1, 1, 1, 10 ]
Question: What system disorders include kidney stones, kidney failure, and urinary tract infections? Options: A. renal system B. digestive system C. nervous system D. urinary system Answer:
D
Question: What type of respiration has the advantage of releasing more energy? Options: A. aerobic B. anaerobic C. kinetic D. elastic Answer:
[ "A. aerobic", "B. anaerobic", "C. kinetic", "D. elastic" ]
[ 10, 1, 1, 1 ]
Question: What type of respiration has the advantage of releasing more energy? Options: A. aerobic B. anaerobic C. kinetic D. elastic Answer:
A
Question: Major climate types are based on what two things? Options: A. environment & precipitation B. topography & temperature C. oxygen & precipitation D. temperature & precipitation Answer:
[ "A. environment & precipitation", "B. topography & temperature", "C. oxygen & precipitation", "D. temperature & precipitation" ]
[ 1, 1, 1, 10 ]
Question: Major climate types are based on what two things? Options: A. environment & precipitation B. topography & temperature C. oxygen & precipitation D. temperature & precipitation Answer:
D
Question: When amino acids bind together, they form a long chain called what, which is an essential component of protein? Options: A. peptide B. enzyme C. polypeptide D. lipids Answer:
[ "A. peptide", "B. enzyme", "C. polypeptide", "D. lipids" ]
[ 1, 1, 10, 1 ]
Question: When amino acids bind together, they form a long chain called what, which is an essential component of protein? Options: A. peptide B. enzyme C. polypeptide D. lipids Answer:
C
Question: What type of cells does meiosis produce? Options: A. diploid daughter cells B. haploid daughter cells C. mutated cells D. child cells Answer:
[ "A. diploid daughter cells", "B. haploid daughter cells", "C. mutated cells", "D. child cells" ]
[ 1, 10, 1, 1 ]
Question: What type of cells does meiosis produce? Options: A. diploid daughter cells B. haploid daughter cells C. mutated cells D. child cells Answer:
B
Question: Organisms that lack both a nucleus and membrane-bound organelles are known as what, in general? Options: A. trophic B. photosynthetic C. barren D. prokaryotic Answer:
[ "A. trophic", "B. photosynthetic", "C. barren", "D. prokaryotic" ]
[ 1, 1, 1, 10 ]
Question: Organisms that lack both a nucleus and membrane-bound organelles are known as what, in general? Options: A. trophic B. photosynthetic C. barren D. prokaryotic Answer:
D
Question: What happens to most of the energy in a trophic level as it passes to the next higher level? Options: A. it is lost B. it stays the same C. it is transferred D. it increases Answer:
[ "A. it is lost", "B. it stays the same", "C. it is transferred", "D. it increases" ]
[ 10, 1, 1, 1 ]
Question: What happens to most of the energy in a trophic level as it passes to the next higher level? Options: A. it is lost B. it stays the same C. it is transferred D. it increases Answer:
A
Question: What is the name for a specific amount of solute that can dissolve in a given amount of solvent? Options: A. solubility B. viscosity C. concentration D. humidity Answer:
[ "A. solubility", "B. viscosity", "C. concentration", "D. humidity" ]
[ 10, 1, 1, 1 ]
Question: What is the name for a specific amount of solute that can dissolve in a given amount of solvent? Options: A. solubility B. viscosity C. concentration D. humidity Answer:
A
Question: What is freshwater below the earth's surface called? Options: A. geyser B. groundwater C. sediment D. precipitation Answer:
[ "A. geyser", "B. groundwater", "C. sediment", "D. precipitation" ]
[ 1, 10, 1, 1 ]
Question: What is freshwater below the earth's surface called? Options: A. geyser B. groundwater C. sediment D. precipitation Answer:
B
Question: What forms when crystals precipitate out from a liquid? Options: A. chemical sedimentary rocks B. plants sedimentary rocks C. liquid sedimentary rocks D. plasma sedimentary rocks Answer:
[ "A. chemical sedimentary rocks", "B. plants sedimentary rocks", "C. liquid sedimentary rocks", "D. plasma sedimentary rocks" ]
[ 10, 1, 1, 1 ]
Question: What forms when crystals precipitate out from a liquid? Options: A. chemical sedimentary rocks B. plants sedimentary rocks C. liquid sedimentary rocks D. plasma sedimentary rocks Answer:
A
Question: What do people build to protect areas from floods? Options: A. drains B. sewers C. reinforced walls D. dams Answer:
[ "A. drains", "B. sewers", "C. reinforced walls", "D. dams" ]
[ 1, 1, 1, 10 ]
Question: What do people build to protect areas from floods? Options: A. drains B. sewers C. reinforced walls D. dams Answer:
D
Question: What system of the body is responsible for ultimately ridding it of waste and excess water? Options: A. digestive system B. excretory system C. circulatory system D. respiratory system Answer:
[ "A. digestive system", "B. excretory system", "C. circulatory system", "D. respiratory system" ]
[ 1, 10, 1, 1 ]
Question: What system of the body is responsible for ultimately ridding it of waste and excess water? Options: A. digestive system B. excretory system C. circulatory system D. respiratory system Answer:
B
Question: What's it called when there's a sudden flow of mud? Options: A. avalanche B. sediment C. mudflow D. dirt bath Answer:
[ "A. avalanche", "B. sediment", "C. mudflow", "D. dirt bath" ]
[ 1, 1, 10, 1 ]
Question: What's it called when there's a sudden flow of mud? Options: A. avalanche B. sediment C. mudflow D. dirt bath Answer:
C
Question: Which zone is located below 200 meters from the surface? Options: A. aphotic zone B. epipelagic C. mesopelagic D. observable zone Answer:
[ "A. aphotic zone", "B. epipelagic", "C. mesopelagic", "D. observable zone" ]
[ 10, 1, 1, 1 ]
Question: Which zone is located below 200 meters from the surface? Options: A. aphotic zone B. epipelagic C. mesopelagic D. observable zone Answer:
A