[ { "answer": "pheromone", "distractors": [ "enzyme", "isolate", "amino" ], "sentence": "**blank** is used to describe a chemical released by an animal that affects the behavior or physiology of animals of the same species" }, { "answer": "autotrophic", "distractors": [ "endoscopic", "symbiotic", "mutualistic" ], "sentence": "Producers at the base of ecological food webs are also known as **blank**" }, { "answer": "ozone", "distractors": [ "dioxide", "carbon", "sulphur" ], "sentence": "the term for the gas in smog that can damage plants is **blank**" }, { "answer": "lungs", "distractors": [ "ovaries", "intestines", "kidneys" ], "sentence": "the main organs of the respiratory system are **blank**" }, { "answer": "oxygen", "distractors": [ "carbon", "hydrogen", "nitrogen" ], "sentence": "The products of photosynthesis are glucose and **blank** else " }, { "answer": "gravity", "distractors": [ "kinetic", "electromagnetic", "weight" ], "sentence": "**blank** is responsible for erosion by 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"proteins are encoded by **blank**" }, { "answer": "pyruvic", "distractors": [ "rain", "chloride", "lipoic" ], "sentence": "In alcoholic fermentation , **blank** acid changes to alcohol and carbon dioxide " }, { "answer": "halkieria", "distractors": [ "trichina", "wormidanopis", "spirogyra" ], "sentence": "another term for scale worms is **blank**" }, { "answer": "anemometer", "distractors": [ "barometer", "photometer", "dynamometer" ], "sentence": "**blank** of device do scientist use to determine wind speed" }, { "answer": "orion", "distractors": [ "Caelum", "Apus", "Andromeda" ], "sentence": "**blank** looks like a rectangle high in winter 's south-southeastern sky" }, { "answer": "virus", "distractors": [ "bacteria", "mucus", "carcinogens" ], "sentence": "**blank** can reproduce by infecting the cell of a living host" }, { "answer": "frost", "distractors": [ "distillate", "glacier", "dew" ], "sentence": "solid water that forms when water vapor undergoes deposition is **blank**" }, { "answer": "viscosity", "distractors": [ "friction", "elasticity", "salinity" ], "sentence": "the term for the measure of a fluid 's thickness is **blank**" }, { "answer": "fungi", "distractors": [ "pollen", "helium", "yeast" ], "sentence": "**blank** reduces the need for pesticides and other toxic chemicals" }, { "answer": "interneurons", "distractors": [ "histones", "anions", "synapses" ], "sentence": "Types of neurons include sensory neurons , motor neurons , and **blank**" }, { "answer": "mycosis", "distractors": [ "mydriasis", "mitosis", "acrobasis" ], "sentence": "the term for an infection is caused **blank** by a fungal parasite" }, { "answer": "light", "distractors": [ "water", "oxygen", "air" ], "sentence": "Some plants can detect increased levels of **blank** when reflected from leaves of encroaching neighbors " }, { "answer": "crests", "distractors": [ "peaks", "troughs", "ridges" ], "sentence": "the high points of a transverse wave are called **blank**" }, { "answer": "convection", "distractors": [ "radiation", "combustion", "diffusion" ], "sentence": "the transfer of heat by a current is **blank**" }, { "answer": "mylar", "distractors": [ "layers", "fabric", "Softness" ], "sentence": "the name of film that polyester fibers form is **blank**" }, { "answer": "fungi", "distractors": [ "algae", "moss", "bacteria" ], "sentence": "Most members of **blank** kingdom of spore-making organisms grow on the forest floor , where the dark and damp environment is rich " }, { "answer": "gymnosperms", "distractors": [ "Proteins", "angiosperms", "lipids" ], "sentence": "**blank** of vascular plants produce seeds in cones" }, { "answer": "chromosome", "distractors": [ "genome", "enzymes", "site" ], "sentence": "In fruit flies , all homeotic genes are found on one **blank** " }, { "answer": "mycologists", "distractors": [ "egyptologists", "musicologists", "oncologists" ], "sentence": "the name for a biologist who studies fungi is **blank**" }, { "answer": "two", "distractors": [ "five", "one", "three" ], "sentence": "**blank** different kinds of ions are produced when sodium chloride dissociates" }, { "answer": "quartz", "distractors": [ "glass", "pumice", "cobalt" ], "sentence": "**blank** is made of one silicon atom and two oxygen atoms" }, { "answer": "four", "distractors": [ "six", "two", "seven" ], "sentence": "cells have **blank** cycles" }, { "answer": "clouds", "distractors": [ "stratosphere", "air", "troposphere" ], "sentence": "lightnings build up **blank**" }, { "answer": "carbohydrates", "distractors": [ "proteins", "vitamins", "fats" ], "sentence": "the main source of energy for your body is **blank**" }, { "answer": "lymphocytes", "distractors": [ "Fat", "erythrocytes", "tumors" ], "sentence": "**blank** of cells make up about one quarter of all white blood cells" }, { "answer": "reduced", "distractors": [ "immaterial", "unaffected", "increased" ], "sentence": "Without the dominant disturbance , the fire-adapted species are 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"bacteria", "water" ], "sentence": "The average human body contains 5,830 g of **blank** " }, { "answer": "allopatric", "distractors": [ "asexual", "symbiotic", "prokaryotic" ], "sentence": "**blank** of speciation occurs when groups from the same species are geographically isolated for long periods" }, { "answer": "evaporation", "distractors": [ "absorption", "condensation", "transpiration" ], "sentence": "**blank** is defined as the change of water from its liquid phase to its gaseous phase" }, { "answer": "mutagens", "distractors": [ "mutations", "endogenous", "dioxins" ], "sentence": "Radiation , chemicals , and infectious agents are types of **blank** " }, { "answer": "transparent", "distractors": [ "translucent", "clean", "bioluminescent" ], "sentence": "**blank** of matter transmits light without scattering it" }, { "answer": "water", "distractors": [ "lead", "methane", "mercury" ], "sentence": "Steam actually consists of tiny droplets of liquid **blank** " }, { "answer": "humans", "distractors": [ "apes", "reptiles", "rats" ], "sentence": "**blank** has the greatest ability to learn" }, { "answer": "platelets", "distractors": [ "protons", "droplets", "plasmids" ], "sentence": "Cells in blood include red blood cells , white blood cells , and **blank** " }, { "answer": "cytoplasm", "distractors": [ "cerebellum", "enamel", "exoskeleton" ], "sentence": "The egg shell membrane encloses the nucleus containing the genetic material and **blank** " }, { "answer": "five", "distractors": [ "six", "one", "four" ], "sentence": "**blank** mass distinctions have radically altered the history of life" }, { "answer": "electronegativity", "distractors": [ "enthalpy", "ionization", "gravity" ], "sentence": "**blank** determines how strongly an atom attracts electrons to itself" }, { "answer": "filtration", "distractors": [ "diffusion", "absorption", "osmosis" ], "sentence": "the movement of fluid is out of the capillaries called **blank**" }, { "answer": "water", "distractors": [ "oil", "wine", "blood" ], "sentence": "Compared to others , **blank** type of liquid has a relatively high surface tension and heat capacity " }, { "answer": "rubber", "distractors": [ "rayon", "styrofoam", "silicon" ], "sentence": "polyisoprene is better known as **blank**" }, { "answer": "energy", "distractors": [ "neutrons", "mass", "hydrogen" ], "sentence": "Every chemical reaction occurs with a concurrent change in **blank** " }, { "answer": "lipids", "distractors": [ "tissues", "enzymes", "proteins" ], "sentence": "Fatty acids , triglycerides , phospholipids , and steroids are examples of **blank** " }, { "answer": "land", "distractors": [ "water", "sand", "tree" ], "sentence": "Not surprisingly , centipedes , millipedes and other members of the subphylum myriapoda are adapted to living on **blank** " }, { "answer": "myriapoda", "distractors": [ "trichina", "spirogyra", "organism" ], "sentence": "**blank** are found in moist forests that break down decaying plant 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"reptiles", "crustaceans" ], "sentence": "While similar to insects , **blank** eight-legged invertebrates lack antennae or wings " }, { "answer": "placenta", "distractors": [ "uterus", "mitochondria", "notochord" ], "sentence": "**blank** allows the exchange of gases , nutrients , and other substances between the fetus and mother" }, { "answer": "parasitic", "distractors": [ "aquatic", "mutualistic", "herbiverous" ], "sentence": "Unlike free-living species of flatworms that are predators or scavengers , **blank** forms feed from the tissues of their hosts " }, { "answer": "temperature", "distractors": [ "matter", "speed", "color" ], "sentence": "When heat flows into an object , its thermal energy increases and so does its **blank** " }, { "answer": "dendrochronology", "distractors": [ "algorithms", "conservation", "estradiol" ], "sentence": "The science of analyzing tree rings is called **blank** " }, { "answer": "rheumatoid", "distractors": [ "Osteoarthritis", "Gout", 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electrons " }, { "answer": "lead", "distractors": [ "gold", "silver", "aluminum" ], "sentence": "**blank** is typically used to shield things from gamma rays" }, { "answer": "bark", "distractors": [ "cuticle", "scale", "epidermis" ], "sentence": "the combination of tissues that provides a tough , woody external covering on the stems of trees called is **blank**" }, { "answer": "fracking", "distractors": [ "erupting", "permeating", "drilling" ], "sentence": "another term for hydraulic fracturing is **blank**" }, { "answer": "resistance", "distractors": [ "polarity", "antagonism", "diffusion" ], "sentence": "**blank** means opposition to the flow of electric charges that occurs when electric current travels through matter" }, { "answer": "hormones", "distractors": [ "steroids", "enzymes", "acids" ], "sentence": "**blank** affects the onset of puberty and duration" }, { "answer": "genes", "distractors": [ "power", "structure", "babies" ], "sentence": "A mutation is a random change in an 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and blood make up **blank** system in the body " }, { "answer": "inches", "distractors": [ "gallons", "feet", "pounds" ], "sentence": "**blank** of measurement is typically used for rainfall" }, { "answer": "growth", "distractors": [ "expansion", "replication", "reproduction" ], "sentence": "it is called **blank** when bones get longer and bigger" }, { "answer": "move", "distractors": [ "breathe", "look", "eat" ], "sentence": "skeletal muscles enable the body to **blank**" }, { "answer": "metabolism", "distractors": [ "respiration", "growth", "immunity" ], "sentence": "the sum total of all body reactions is **blank**" }, { "answer": "physical", "distractors": [ "visible", "thermal", "invisible" ], "sentence": "characteristics that describe matter are **blank** of properties" }, { "answer": "pressure", "distractors": [ "light", "pull", "weight" ], "sentence": "What results **blank** gas particles rebound off the walls of their container " }, { "answer": "energy", "distractors": [ 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"erosion", "bracing", "bleaching" ], "sentence": "the process that breaks down rocks into smaller pieces is **blank**" }, { "answer": "humidity", "distractors": [ "haze", "ambient", "saturation" ], "sentence": "the measurement for the amount of water vapor in the air is **blank**" }, { "answer": "digestion", "distractors": [ "filtration", "excretion", "circulation" ], "sentence": "After **blank** stage do the last 2 stages of food processing occur " }, { "answer": "chlorophyll", "distractors": [ "oxygen", "carbonate", "energy" ], "sentence": "Leaves respond to these environmental stimuli by producing less **blank** " }, { "answer": "monotremes", "distractors": [ "viviparous", "herbivores", "marsupial" ], "sentence": "Mammals that lay eggs are called **blank** " }, { "answer": "mathematical", "distractors": [ "experimental", "fundamental", "theoretical" ], "sentence": "Models may be physical , conceptual , or **blank** " }, { "answer": "decomposers", "distractors": [ "producers", 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{ "answer": "iron", "distractors": [ "gold", "helium", "silver" ], "sentence": "In a model of a hemoglobin molecule , the purple part indicates the presence of **blank** element " }, { "answer": "acid", "distractors": [ "base", "carbon", "oxygen" ], "sentence": "**blank** of substance is considered a proton donor in a reaction" }, { "answer": "sarcolemma", "distractors": [ "sheath", "annulata", "soleus" ], "sentence": "The plasma membrane of a skeletal muscle fiber is called the **blank** " }, { "answer": "weight", "distractors": [ "momentum", "density", "magnetism" ], "sentence": "the force is pulling an object downward called **blank**" }, { "answer": "forelimbs", "distractors": [ "ankles", "knees", "necks" ], "sentence": "**blank** of all mammals have the same basic bone structure" }, { "answer": "element", "distractors": [ "state", "property", "material" ], "sentence": "The symbol for each **blank** is usually the first letter or two of its name " }, { "answer": "metabolic", "distractors": [ "growth", "respiration", "reproduction" ], "sentence": "Bioluminescence is an example of **blank** type of activity that is carried out by a cell and is precisely coordinated and controlled " }, { "answer": "plantar", "distractors": [ "phalanges", "renal", "glandular" ], "sentence": "**blank** is commonly tested in newborn infants to establish the presence of neuromuscular function" }, { "answer": "spiral", "distractors": [ "cube", "conical", "cylindrical" ], "sentence": "the distinctive shape of the molecule that contains genetic information is **blank**" }, { "answer": "sexually", "distractors": [ "asexually", "flowering", "grafting" ], "sentence": "most echinoderms reproduce **blank**" }, { "answer": "electromagnets", "distractors": [ "resonances", "generators", "fans" ], "sentence": "electric motors use **blank** to change electrical energy into kinetic" }, { "answer": "cytoplasm", "distractors": [ "rna", "chlorophyll", "protein" ], "sentence": "prokaryotic cells 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"sentence": "**blank** help it survive" }, { "answer": "solvent", "distractors": [ "solute", "mixture", "water" ], "sentence": "The major component of a solution is called **blank** " }, { "answer": "evaporation", "distractors": [ "condensation", "transpiration", "absorption" ], "sentence": "**blank** takes place when water on earth ' s surface changes to water vapor" }, { "answer": "swallowing", "distractors": [ "breathing", "staring", "pulling" ], "sentence": "The muscles of the anterior neck assist in deglutition also known as **blank** " }, { "answer": "exhalation", "distractors": [ "peroxidation", "fermentation", "evaporation" ], "sentence": "carbon dioxide and water vapor that is produced by cellular respiration released is **blank**" }, { "answer": "ecosystem", "distractors": [ "community", "population", "biome" ], "sentence": "A group of living things and their environment is called **blank** " }, { "answer": "asexual", "distractors": [ "primitive", "algal", "sexual" ], "sentence": "Binary fission is an example of **blank** type of production " }, { "answer": "fossils", "distractors": [ "archives", "deposits", "skulls" ], "sentence": "Preserved remains or traces of organisms that lived in the past are known as **blank** " }, { "answer": "lava", "distractors": [ "helium", "grasses", "water" ], "sentence": "Radar maps of venus show that it has mountains , canyons and volcanoes surrounded by plains of **blank** " }, { "answer": "alveoli", "distractors": [ "brachii", "testes", "glands" ], "sentence": "The lungs are a series of ever-narrowing tubes that end in a myriad of tiny sacs called **blank** " }, { "answer": "oxygen", "distractors": [ "food", "sulfur", "nitrogen" ], "sentence": "Fish and other aquatic organisms use gills to capture dissolved **blank** " }, { "answer": "adulthood", "distractors": [ "adolescence", "death", "childhood" ], "sentence": "**blank** does not have a definite starting point" }, { "answer": "ventricles", "distractors": [ 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does not change the chemical nature of the food is **blank**" }, { "answer": "coefficients", "distractors": [ "velocities", "densities", "fractions" ], "sentence": "**blank** are used to balance chemical equations" }, { "answer": "landforms", "distractors": [ "atmospheres", "diversity", "biospheres" ], "sentence": "Physical features on the earth 's surface are known as **blank**" }, { "answer": "sperm", "distractors": [ "plasma", "spore", "ova" ], "sentence": "In sexual reproduction , **blank** is the name of the gamete cell the male must contribute " } ]