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Common among mammals and insects, pheromones are often related to what type of behavior?
[ "reproductive", "immune", "aggressive", "cardiac" ]
reproductive
Answer the following multiple-choice question. Question: Common among mammals and insects, pheromones are often related to what type of behavior? Options: A. reproductive B. immune C. aggressive D. cardiac Which option is correct and why?
The correct answer is: reproductive.
A
Evaporation of a pond can happen and will lead to what?
[ "a pond with more fish", "a pond of less size", "water level fluctuations constantly", "frogs in the pond" ]
a pond of less size
Answer the following multiple-choice question. Question: Evaporation of a pond can happen and will lead to what? Options: A. a pond with more fish B. a pond of less size C. water level fluctuations constantly D. frogs in the pond Which option is correct and why?
The correct answer is: a pond of less size.
B
What do electrons lose during their transfer from organic compounds to oxygen?
[ "potential energy", "mechanical energy", "actual energy", "thermal energy" ]
potential energy
Answer the following multiple-choice question. Question: What do electrons lose during their transfer from organic compounds to oxygen? Options: A. potential energy B. mechanical energy C. actual energy D. thermal energy Which option is correct and why?
The correct answer is: potential energy.
A
You shiver when your body temperature drops, which happens when it is
[ "Pants", "Chilly", "Hot", "Funny" ]
Chilly
Answer the following multiple-choice question. Question: You shiver when your body temperature drops, which happens when it is Options: A. Pants B. Chilly C. Hot D. Funny Which option is correct and why?
The correct answer is: Chilly.
B
What are the only innate behaviors in humans?
[ "insight behaviors", "learned behaviors", "inherited traits", "reflex behaviors" ]
reflex behaviors
Answer the following multiple-choice question. Question: What are the only innate behaviors in humans? Options: A. insight behaviors B. learned behaviors C. inherited traits D. reflex behaviors Which option is correct and why?
The correct answer is: reflex behaviors.
D
The chemistry of each element is determined by its number of what?
[ "nuclei and neutrons", "protons and electrons", "electrons and neutrons", "protons and neutrons" ]
protons and electrons
Answer the following multiple-choice question. Question: The chemistry of each element is determined by its number of what? Options: A. nuclei and neutrons B. protons and electrons C. electrons and neutrons D. protons and neutrons Which option is correct and why?
The correct answer is: protons and electrons.
B
The number of possible isomers increases tremendously as carbon skeletons increase in what?
[ "weight", "size", "mass", "variation" ]
size
Answer the following multiple-choice question. Question: The number of possible isomers increases tremendously as carbon skeletons increase in what? Options: A. weight B. size C. mass D. variation Which option is correct and why?
The correct answer is: size.
B
What is used for generating heat by burning?
[ "carbon dioxide", "sunlight", "calcite", "Calcium carbonate", "water", "ice", "peachleaf willow", "fossil fuels" ]
fossil fuels
Answer the following multiple-choice question. Question: What is used for generating heat by burning? Options: A. carbon dioxide B. sunlight C. calcite D. Calcium carbonate E. water F. ice G. peachleaf willow H. fossil fuels Which option is correct and why?
The correct answer is: fossil fuels.
A
What part of the brain is largest in intelligent mammals?
[ "cerebrum", "thallus", "cortex", "manubrium" ]
cerebrum
Answer the following multiple-choice question. Question: What part of the brain is largest in intelligent mammals? Options: A. cerebrum B. thallus C. cortex D. manubrium Which option is correct and why?
The correct answer is: cerebrum.
A
Something that died millions of years ago can still be relevant
[ "because we drive cars", "because they are in our memories", "because we still see them", "because we miss them" ]
because we drive cars
Answer the following multiple-choice question. Question: Something that died millions of years ago can still be relevant Options: A. because we drive cars B. because they are in our memories C. because we still see them D. because we miss them Which option is correct and why?
The correct answer is: because we drive cars.
A
A squid can swim faster by using the what from its body thrusts?
[ "pullinh", "power and energy", "growing", "science" ]
power and energy
Answer the following multiple-choice question. Question: A squid can swim faster by using the what from its body thrusts? Options: A. pullinh B. power and energy C. growing D. science Which option is correct and why?
The correct answer is: power and energy.
B
Along with dna, what is the other main type of nucleic acid?
[ "nucleotides", "cytoplasm", "protein", "rna" ]
rna
Answer the following multiple-choice question. Question: Along with dna, what is the other main type of nucleic acid? Options: A. nucleotides B. cytoplasm C. protein D. rna Which option is correct and why?
The correct answer is: rna.
D
What phase does a liquid take when heated sufficiently?
[ "gas", "two", "dew", "cold", "liquid metal", "more viscous", "crystallized", "heat" ]
gas
Answer the following multiple-choice question. Question: What phase does a liquid take when heated sufficiently? Options: A. gas B. two C. dew D. cold E. liquid metal F. more viscous G. crystallized H. heat Which option is correct and why?
The correct answer is: gas.
A
Most mollusks have what?
[ "aerobic capacity", "scarce resources", "layers of fat", "an organism's body", "protective parents", "angry neighbors", "extra arms", "protective bony armor" ]
protective bony armor
Answer the following multiple-choice question. Question: Most mollusks have what? Options: A. aerobic capacity B. scarce resources C. layers of fat D. an organism's body E. protective parents F. angry neighbors G. extra arms H. protective bony armor Which option is correct and why?
The correct answer is: protective bony armor.
A
What produces spores that develop into gametophytes?
[ "fungi", "cacti", "plants", "ferns", "Orchids", "PDAs", "barnacles", "bushes" ]
Orchids
Answer the following multiple-choice question. Question: What produces spores that develop into gametophytes? Options: A. fungi B. cacti C. plants D. ferns E. Orchids F. PDAs G. barnacles H. bushes Which option is correct and why?
The correct answer is: Orchids.
E
What do you call the relationship in which members of one species consume members of another species?
[ "exploitation", "competition", "parasitism", "predation" ]
predation
Answer the following multiple-choice question. Question: What do you call the relationship in which members of one species consume members of another species? Options: A. exploitation B. competition C. parasitism D. predation Which option is correct and why?
The correct answer is: predation.
D
Who can shiver?
[ "bats", "Sidewalks", "humans", "Bees", "koalas", "Mountains", "Trees", "people" ]
Bees
Answer the following multiple-choice question. Question: Who can shiver? Options: A. bats B. Sidewalks C. humans D. Bees E. koalas F. Mountains G. Trees H. people Which option is correct and why?
The correct answer is: Bees.
D
The similarity in biochemical compounds between living things provides evidence for the evolution of species from what?
[ "rare tribes", "varied ancestors", "common ancestors", "recent ancestors" ]
common ancestors
Answer the following multiple-choice question. Question: The similarity in biochemical compounds between living things provides evidence for the evolution of species from what? Options: A. rare tribes B. varied ancestors C. common ancestors D. recent ancestors Which option is correct and why?
The correct answer is: common ancestors.
C
What is the si unit for pressure?
[ "pascal", "watt", "le", "laurent" ]
pascal
Answer the following multiple-choice question. Question: What is the si unit for pressure? Options: A. pascal B. watt C. le D. laurent Which option is correct and why?
The correct answer is: pascal.
A
Tuataras, lizards, and snakes are members of what subclass of reptiles?
[ "dinosaurs", "lepidosaurs", "arthropods", "staurikosaurus" ]
lepidosaurs
Answer the following multiple-choice question. Question: Tuataras, lizards, and snakes are members of what subclass of reptiles? Options: A. dinosaurs B. lepidosaurs C. arthropods D. staurikosaurus Which option is correct and why?
The correct answer is: lepidosaurs.
B
Coal might start out as
[ "a mean fairy-godmother", "pinecones", "happiness", "a troll" ]
pinecones
Answer the following multiple-choice question. Question: Coal might start out as Options: A. a mean fairy-godmother B. pinecones C. happiness D. a troll Which option is correct and why?
The correct answer is: pinecones.
B
You can make a telescope with a
[ "straw", "Glass", "Candle", "mailing tube" ]
mailing tube
Answer the following multiple-choice question. Question: You can make a telescope with a Options: A. straw B. Glass C. Candle D. mailing tube Which option is correct and why?
The correct answer is: mailing tube.
D
What is created when fine particles press down on algae?
[ "DDT", "More algae", "More fine particles", "smog", "urea", "Water", "Oil", "gas" ]
Oil
Answer the following multiple-choice question. Question: What is created when fine particles press down on algae? Options: A. DDT B. More algae C. More fine particles D. smog E. urea F. Water G. Oil H. gas Which option is correct and why?
The correct answer is: Oil.
A
Quarks also have a different type of charge, called what?
[ "pure charge", "spontaneous charge", "contrast charge", "color charge" ]
color charge
Answer the following multiple-choice question. Question: Quarks also have a different type of charge, called what? Options: A. pure charge B. spontaneous charge C. contrast charge D. color charge Which option is correct and why?
The correct answer is: color charge.
D
What systems are pollutants bad for?
[ "destroying life", "classification system", "an organism's body", "respiratory and circulatory", "animal habitats", "ambulatory systems", "social security system", "the environment" ]
respiratory and circulatory
Answer the following multiple-choice question. Question: What systems are pollutants bad for? Options: A. destroying life B. classification system C. an organism's body D. respiratory and circulatory E. animal habitats F. ambulatory systems G. social security system H. the environment Which option is correct and why?
The correct answer is: respiratory and circulatory.
D
How does air pressure change as altitude increases?
[ "goes up and down", "It increases", "stays the same", "it decreases" ]
it decreases
Answer the following multiple-choice question. Question: How does air pressure change as altitude increases? Options: A. goes up and down B. It increases C. stays the same D. it decreases Which option is correct and why?
The correct answer is: it decreases.
D
Which class of acids acetic acid (ch 3 cooh) belongs to?
[ "anorganic acids", "organic acids", "strong acids", "common acids" ]
organic acids
Answer the following multiple-choice question. Question: Which class of acids acetic acid (ch 3 cooh) belongs to? Options: A. anorganic acids B. organic acids C. strong acids D. common acids Which option is correct and why?
The correct answer is: organic acids.
B
the availability of soil nutrients in the food chain can be explained by which of these?
[ "the soil emanates nutrients into the air", "the primary producers depend on the soil", "all living things eat sand", "the water we drink is from the soil" ]
the primary producers depend on the soil
Answer the following multiple-choice question. Question: the availability of soil nutrients in the food chain can be explained by which of these? Options: A. the soil emanates nutrients into the air B. the primary producers depend on the soil C. all living things eat sand D. the water we drink is from the soil Which option is correct and why?
The correct answer is: the primary producers depend on the soil.
B
What causes sweetness in foods?
[ "hormones", "heat", "eukyarotes", "glucose", "glaucoma", "gluten", "lactose", "Enzymes" ]
glucose
Answer the following multiple-choice question. Question: What causes sweetness in foods? Options: A. hormones B. heat C. eukyarotes D. glucose E. glaucoma F. gluten G. lactose H. Enzymes Which option is correct and why?
The correct answer is: glucose.
D
What does cold air replacing warm air cause?
[ "Greenhouse gases", "Pollution", "Dehydration", "thunderstorms", "steady barometer readings", "hypothyroidism", "constant air pressure", "stagnant air temperature" ]
thunderstorms
Answer the following multiple-choice question. Question: What does cold air replacing warm air cause? Options: A. Greenhouse gases B. Pollution C. Dehydration D. thunderstorms E. steady barometer readings F. hypothyroidism G. constant air pressure H. stagnant air temperature Which option is correct and why?
The correct answer is: thunderstorms.
D
What part of the body do ants use to detect chemicals?
[ "fins", "thorax", "antennae", "eyes" ]
antennae
Answer the following multiple-choice question. Question: What part of the body do ants use to detect chemicals? Options: A. fins B. thorax C. antennae D. eyes Which option is correct and why?
The correct answer is: antennae.
C
Alzheimers disease is associated with memory loss in what group of people?
[ "prehistoric", "juveniles", "elderly", "immigrants" ]
elderly
Answer the following multiple-choice question. Question: Alzheimers disease is associated with memory loss in what group of people? Options: A. prehistoric B. juveniles C. elderly D. immigrants Which option is correct and why?
The correct answer is: elderly.
C
What type of radio waves exist in the 540 to 1600 khz frequency range?
[ "sound waves", "fm radio waves", "microwaves", "am radio waves" ]
am radio waves
Answer the following multiple-choice question. Question: What type of radio waves exist in the 540 to 1600 khz frequency range? Options: A. sound waves B. fm radio waves C. microwaves D. am radio waves Which option is correct and why?
The correct answer is: am radio waves.
D
What is moving air called?
[ "clouds", "steam", "wind", "humidity" ]
wind
Answer the following multiple-choice question. Question: What is moving air called? Options: A. clouds B. steam C. wind D. humidity Which option is correct and why?
The correct answer is: wind.
C
Fatal swelling of what organ can result from both encephalitis and meningitis, which typically cause a severe headache and a fever?
[ "heart", "brain", "liver", "kidney" ]
brain
Answer the following multiple-choice question. Question: Fatal swelling of what organ can result from both encephalitis and meningitis, which typically cause a severe headache and a fever? Options: A. heart B. brain C. liver D. kidney Which option is correct and why?
The correct answer is: brain.
B
A person who is paid to learn about scientific things would spend most of their time
[ "at home", "sight seeing", "viewing things", "on vacation" ]
viewing things
Answer the following multiple-choice question. Question: A person who is paid to learn about scientific things would spend most of their time Options: A. at home B. sight seeing C. viewing things D. on vacation Which option is correct and why?
The correct answer is: viewing things.
C
What is used to record seismic waves?
[ "seismograph", "topometer", "transmitter", "odometer" ]
seismograph
Answer the following multiple-choice question. Question: What is used to record seismic waves? Options: A. seismograph B. topometer C. transmitter D. odometer Which option is correct and why?
The correct answer is: seismograph.
A
An animal that travels long distances is
[ "brown bear", "dangerous", "Riding a bike", "warm-blooded", "a barn swallow", "supersonic", "ground squirrel", "mountain gorilla" ]
a barn swallow
Answer the following multiple-choice question. Question: An animal that travels long distances is Options: A. brown bear B. dangerous C. Riding a bike D. warm-blooded E. a barn swallow F. supersonic G. ground squirrel H. mountain gorilla Which option is correct and why?
The correct answer is: a barn swallow.
E
As leaves turn from green to gold, another change is
[ "darkness comes earlier", "the sun shines", "more rain storms", "warmer weather" ]
darkness comes earlier
Answer the following multiple-choice question. Question: As leaves turn from green to gold, another change is Options: A. darkness comes earlier B. the sun shines C. more rain storms D. warmer weather Which option is correct and why?
The correct answer is: darkness comes earlier.
A
Earthworms and ants possess what type of bodies, which means division into multiple parts?
[ "segmented", "truncated", "elliptical", "elongated" ]
segmented
Answer the following multiple-choice question. Question: Earthworms and ants possess what type of bodies, which means division into multiple parts? Options: A. segmented B. truncated C. elliptical D. elongated Which option is correct and why?
The correct answer is: segmented.
A
Certain anaerobic parabasalid species exist in the digestive tracts of termites and wood-eating cockroaches, where they contribute an essential step in the digestion of this?
[ "nutrients", "carbonate", "cellulose", "fiber" ]
cellulose
Answer the following multiple-choice question. Question: Certain anaerobic parabasalid species exist in the digestive tracts of termites and wood-eating cockroaches, where they contribute an essential step in the digestion of this? Options: A. nutrients B. carbonate C. cellulose D. fiber Which option is correct and why?
The correct answer is: cellulose.
C
What are hooked beaks adapted for?
[ "motion", "Fruits", "food", "ducks", "edible", "growth", "warmth", "seeds" ]
food
Answer the following multiple-choice question. Question: What are hooked beaks adapted for? Options: A. motion B. Fruits C. food D. ducks E. edible F. growth G. warmth H. seeds Which option is correct and why?
The correct answer is: food.
C
What long molecules are composed of chains of units called monomers?
[ "polymers", "drummers", "microbes", "complexes" ]
polymers
Answer the following multiple-choice question. Question: What long molecules are composed of chains of units called monomers? Options: A. polymers B. drummers C. microbes D. complexes Which option is correct and why?
The correct answer is: polymers.
A
Living near any body of water puts your home at risk of flooding, if there is?
[ "too much rainfall", "West Virginia", "Jelly Beans", "Tape" ]
too much rainfall
Answer the following multiple-choice question. Question: Living near any body of water puts your home at risk of flooding, if there is? Options: A. too much rainfall B. West Virginia C. Jelly Beans D. Tape Which option is correct and why?
The correct answer is: too much rainfall.
A
Some birds have adapted to their cold environment by over time evolving to have thicker feathers in order to
[ "go to space", "avoid freezing", "eat dinosaurs", "nothing" ]
avoid freezing
Answer the following multiple-choice question. Question: Some birds have adapted to their cold environment by over time evolving to have thicker feathers in order to Options: A. go to space B. avoid freezing C. eat dinosaurs D. nothing Which option is correct and why?
The correct answer is: avoid freezing.
B
seismic activities will force an abrupt change in the surface appearance of
[ "terra", "canoes", "flowers", "trees" ]
terra
Answer the following multiple-choice question. Question: seismic activities will force an abrupt change in the surface appearance of Options: A. terra B. canoes C. flowers D. trees Which option is correct and why?
The correct answer is: terra.
A
During an earthquake what causes seismic waves?
[ "low tide", "rock displacement", "high winds", "Currents" ]
rock displacement
Answer the following multiple-choice question. Question: During an earthquake what causes seismic waves? Options: A. low tide B. rock displacement C. high winds D. Currents Which option is correct and why?
The correct answer is: rock displacement.
B
If a puppy is given only water for a very long time, it will
[ "starve", "need to hydrate", "dehydrate", "be thirsty" ]
starve
Answer the following multiple-choice question. Question: If a puppy is given only water for a very long time, it will Options: A. starve B. need to hydrate C. dehydrate D. be thirsty Which option is correct and why?
The correct answer is: starve.
A
Someone in a room without any lights on, but that has mirrors in it, can still have light in that room if
[ "lights are turned on in another house", "a joined room is dark", "the room is completely dark", "a joined room is lit" ]
a joined room is lit
Answer the following multiple-choice question. Question: Someone in a room without any lights on, but that has mirrors in it, can still have light in that room if Options: A. lights are turned on in another house B. a joined room is dark C. the room is completely dark D. a joined room is lit Which option is correct and why?
The correct answer is: a joined room is lit.
D
Many of our traits are unable to be naturally changeable, so we are stuck with them they way they are unless we opt for surgery. One of those traits is
[ "language", "money", "color", "home" ]
color
Answer the following multiple-choice question. Question: Many of our traits are unable to be naturally changeable, so we are stuck with them they way they are unless we opt for surgery. One of those traits is Options: A. language B. money C. color D. home Which option is correct and why?
The correct answer is: color.
C
What does the a1c test measure over the past two to three months?
[ "cholesterol levels", "blood-glucose levels", "RBC levels", "albumin levels" ]
blood-glucose levels
Answer the following multiple-choice question. Question: What does the a1c test measure over the past two to three months? Options: A. cholesterol levels B. blood-glucose levels C. RBC levels D. albumin levels Which option is correct and why?
The correct answer is: blood-glucose levels.
B
flukes, tapeworms, and turbell are
[ "major threat to health", "types of flat leeches", "Plant growth is reduced", "types of earthworms", "competing for resources", "types of snakes", "types of flatworms", "parasites" ]
types of flatworms
Answer the following multiple-choice question. Question: flukes, tapeworms, and turbell are Options: A. major threat to health B. types of flat leeches C. Plant growth is reduced D. types of earthworms E. competing for resources F. types of snakes G. types of flatworms H. parasites Which option is correct and why?
The correct answer is: types of flatworms.
A
What changes water into a gas by adding heat energy?
[ "Energy.", "precipitation", "movement", "a solute", "coal", "transpiration", "boiling", "ice" ]
boiling
Answer the following multiple-choice question. Question: What changes water into a gas by adding heat energy? Options: A. Energy. B. precipitation C. movement D. a solute E. coal F. transpiration G. boiling H. ice Which option is correct and why?
The correct answer is: boiling.
A
When car is close to the runner the illumination of the motorized entity is at a higher level because?
[ "moons gravity", "motion", "it is closer", "sun rotation" ]
it is closer
Answer the following multiple-choice question. Question: When car is close to the runner the illumination of the motorized entity is at a higher level because? Options: A. moons gravity B. motion C. it is closer D. sun rotation Which option is correct and why?
The correct answer is: it is closer.
C
The ability of matter to burn is called?
[ "eccentricity", "flammability", "solubility", "unpredictability" ]
flammability
Answer the following multiple-choice question. Question: The ability of matter to burn is called? Options: A. eccentricity B. flammability C. solubility D. unpredictability Which option is correct and why?
The correct answer is: flammability.
B
What is the term for a structure within the cytoplasm that performs a specific job in the cell?
[ "nucleolus", "vacuole", "organelle", "molecule" ]
organelle
Answer the following multiple-choice question. Question: What is the term for a structure within the cytoplasm that performs a specific job in the cell? Options: A. nucleolus B. vacuole C. organelle D. molecule Which option is correct and why?
The correct answer is: organelle.
C
The body contains how many types of muscle tissue?
[ "three", "four", "seven", "two" ]
three
Answer the following multiple-choice question. Question: The body contains how many types of muscle tissue? Options: A. three B. four C. seven D. two Which option is correct and why?
The correct answer is: three.
A
Some microorganisms can digest cellulose, breaking it down into what?
[ "glucose monomers", "fructose polymers", "gluclose polymers", "fructose monomers" ]
glucose monomers
Answer the following multiple-choice question. Question: Some microorganisms can digest cellulose, breaking it down into what? Options: A. glucose monomers B. fructose polymers C. gluclose polymers D. fructose monomers Which option is correct and why?
The correct answer is: glucose monomers.
A
What do drugs that alleviate symptoms of schizophrenia block?
[ "ephedrine receptors", "dopamine receptors", "histamine receptors", "adrenaline receptors" ]
dopamine receptors
Answer the following multiple-choice question. Question: What do drugs that alleviate symptoms of schizophrenia block? Options: A. ephedrine receptors B. dopamine receptors C. histamine receptors D. adrenaline receptors Which option is correct and why?
The correct answer is: dopamine receptors.
B
What two types of atoms bond to form sulfate minerals?
[ "oxygen and calcium", "carbon and sulfur", "oxygen and sulfur", "oxygen and carbon" ]
oxygen and sulfur
Answer the following multiple-choice question. Question: What two types of atoms bond to form sulfate minerals? Options: A. oxygen and calcium B. carbon and sulfur C. oxygen and sulfur D. oxygen and carbon Which option is correct and why?
The correct answer is: oxygen and sulfur.
C
What can slowly dissolve carbon in sedimentary rock?
[ "hydrocarbons", "acetic acid", "precipitation", "evaporation", "rivers and streams", "puddles", "ponds", "nitrogen" ]
rivers and streams
Answer the following multiple-choice question. Question: What can slowly dissolve carbon in sedimentary rock? Options: A. hydrocarbons B. acetic acid C. precipitation D. evaporation E. rivers and streams F. puddles G. ponds H. nitrogen Which option is correct and why?
The correct answer is: rivers and streams.
E
The mounds at the beach are made of
[ "heavily buttered bagels", "sauteed mushrooms", "silica", "high school students" ]
silica
Answer the following multiple-choice question. Question: The mounds at the beach are made of Options: A. heavily buttered bagels B. sauteed mushrooms C. silica D. high school students Which option is correct and why?
The correct answer is: silica.
C
What do we call the major artery carrying recently oxygenated blood away from the heart?
[ "capillary", "muscular artery", "aorta", "arteriole" ]
aorta
Answer the following multiple-choice question. Question: What do we call the major artery carrying recently oxygenated blood away from the heart? Options: A. capillary B. muscular artery C. aorta D. arteriole Which option is correct and why?
The correct answer is: aorta.
C
The zeros at the end of a number are known as what?
[ "rest zeros", "trailing zeros", "remaining zeros", "edge zeros" ]
trailing zeros
Answer the following multiple-choice question. Question: The zeros at the end of a number are known as what? Options: A. rest zeros B. trailing zeros C. remaining zeros D. edge zeros Which option is correct and why?
The correct answer is: trailing zeros.
B
An atomic symbol is used to represent what?
[ "weight", "mole", "electron shell", "element" ]
element
Answer the following multiple-choice question. Question: An atomic symbol is used to represent what? Options: A. weight B. mole C. electron shell D. element Which option is correct and why?
The correct answer is: element.
D
Rubbing your hands together warms them by converting work into what energy?
[ "kinetic energy", "motion energy", "thermal energy", "layer energy" ]
thermal energy
Answer the following multiple-choice question. Question: Rubbing your hands together warms them by converting work into what energy? Options: A. kinetic energy B. motion energy C. thermal energy D. layer energy Which option is correct and why?
The correct answer is: thermal energy.
C
What particles allow fungi to reproduce through unfavorable conditions?
[ "bosons", "atoms", "spores", "quarks" ]
spores
Answer the following multiple-choice question. Question: What particles allow fungi to reproduce through unfavorable conditions? Options: A. bosons B. atoms C. spores D. quarks Which option is correct and why?
The correct answer is: spores.
C
a light bulb is used for seeing when
[ "afternoon", "day", "dead", "night", "daylight", "the sun", "copper", "Summer" ]
night
Answer the following multiple-choice question. Question: a light bulb is used for seeing when Options: A. afternoon B. day C. dead D. night E. daylight F. the sun G. copper H. Summer Which option is correct and why?
The correct answer is: night.
D
Helicopter pilots can recover from piloting errors by decreasing altitude, turning some of their potential energy into what kind of energy?
[ "active", "free", "electrical", "kinetic" ]
kinetic
Answer the following multiple-choice question. Question: Helicopter pilots can recover from piloting errors by decreasing altitude, turning some of their potential energy into what kind of energy? Options: A. active B. free C. electrical D. kinetic Which option is correct and why?
The correct answer is: kinetic.
D
If a park becomes more and more arid, the animals there will probably
[ "start increasing in population", "have more food available", "have less to drink", "start becoming more friendly" ]
have less to drink
Answer the following multiple-choice question. Question: If a park becomes more and more arid, the animals there will probably Options: A. start increasing in population B. have more food available C. have less to drink D. start becoming more friendly Which option is correct and why?
The correct answer is: have less to drink.
C
The sun and all objects held by it's gravity make up the?
[ "planet", "solar system", "milky way", "atmosphere" ]
solar system
Answer the following multiple-choice question. Question: The sun and all objects held by it's gravity make up the? Options: A. planet B. solar system C. milky way D. atmosphere Which option is correct and why?
The correct answer is: solar system.
B
What causes an object to lose energy?
[ "fur and fat", "Temperature", "sweating", "Evaporation", "wind", "pressure", "Dehydration", "photons" ]
pressure
Answer the following multiple-choice question. Question: What causes an object to lose energy? Options: A. fur and fat B. Temperature C. sweating D. Evaporation E. wind F. pressure G. Dehydration H. photons Which option is correct and why?
The correct answer is: pressure.
A
Within an organism, the cells that give rise to the next generation are known as germ cells, while those that do not (that is, the cells that die when the organism dies) are known as what cells?
[ "xylem", "neural", "cloning", "somatic" ]
somatic
Answer the following multiple-choice question. Question: Within an organism, the cells that give rise to the next generation are known as germ cells, while those that do not (that is, the cells that die when the organism dies) are known as what cells? Options: A. xylem B. neural C. cloning D. somatic Which option is correct and why?
The correct answer is: somatic.
D
Lymph vessels are like blood vessels, except they move what instead of blood?
[ "marrow", "sperm", "lymph", "air" ]
lymph
Answer the following multiple-choice question. Question: Lymph vessels are like blood vessels, except they move what instead of blood? Options: A. marrow B. sperm C. lymph D. air Which option is correct and why?
The correct answer is: lymph.
C
A hot-water heating system uses what type of energy to heat water?
[ "thermal energy", "atmospheric energy", "negative energy", "potential energy" ]
thermal energy
Answer the following multiple-choice question. Question: A hot-water heating system uses what type of energy to heat water? Options: A. thermal energy B. atmospheric energy C. negative energy D. potential energy Which option is correct and why?
The correct answer is: thermal energy.
A
Which landmark book on evolution via natural selection did charles darwin publish in 1859?
[ "on the origin of species", "on various kinds of animals", "on the ethnic of species", "on the origin of mammals" ]
on the origin of species
Answer the following multiple-choice question. Question: Which landmark book on evolution via natural selection did charles darwin publish in 1859? Options: A. on the origin of species B. on various kinds of animals C. on the ethnic of species D. on the origin of mammals Which option is correct and why?
The correct answer is: on the origin of species.
A
What occurs when so much water enters a stream or river that it overflows its banks or when deep snow melts very quickly in spring?
[ "avalanche", "flooding", "drought", "storm" ]
flooding
Answer the following multiple-choice question. Question: What occurs when so much water enters a stream or river that it overflows its banks or when deep snow melts very quickly in spring? Options: A. avalanche B. flooding C. drought D. storm Which option is correct and why?
The correct answer is: flooding.
B
What is biomass made into fuel called?
[ "bio fuel", "benign fuel", "renewable fuel", "toxic fuel" ]
bio fuel
Answer the following multiple-choice question. Question: What is biomass made into fuel called? Options: A. bio fuel B. benign fuel C. renewable fuel D. toxic fuel Which option is correct and why?
The correct answer is: bio fuel.
A
What generally has a positive impact on an organism's health?
[ "stay warm", "sex with multiple partners", "smoking", "exercise", "nutrients", "eating", "Cooking", "fasting" ]
eating
Answer the following multiple-choice question. Question: What generally has a positive impact on an organism's health? Options: A. stay warm B. sex with multiple partners C. smoking D. exercise E. nutrients F. eating G. Cooking H. fasting Which option is correct and why?
The correct answer is: eating.
A
What is the process of creating an exact genetic replica of an organism called?
[ "copying", "reproducing", "converting", "cloning" ]
cloning
Answer the following multiple-choice question. Question: What is the process of creating an exact genetic replica of an organism called? Options: A. copying B. reproducing C. converting D. cloning Which option is correct and why?
The correct answer is: cloning.
D
Metabolism is the sum of all catabolic and which other reactions in the body?
[ "abolic", "anabolic", "systic", "inbolic" ]
anabolic
Answer the following multiple-choice question. Question: Metabolism is the sum of all catabolic and which other reactions in the body? Options: A. abolic B. anabolic C. systic D. inbolic Which option is correct and why?
The correct answer is: anabolic.
B
Which likely has a negative impact?
[ "water on the glaicial environment", "life on the glaicial environment", "cold on the glaicial environment", "heat on the glaicial environment" ]
heat on the glaicial environment
Answer the following multiple-choice question. Question: Which likely has a negative impact? Options: A. water on the glaicial environment B. life on the glaicial environment C. cold on the glaicial environment D. heat on the glaicial environment Which option is correct and why?
The correct answer is: heat on the glaicial environment.
D
what can loud noises cause animals to do?
[ "struck", "death", "kicked", "Injury", "sweat", "running", "snort", "reacts" ]
snort
Answer the following multiple-choice question. Question: what can loud noises cause animals to do? Options: A. struck B. death C. kicked D. Injury E. sweat F. running G. snort H. reacts Which option is correct and why?
The correct answer is: snort.
A
What does a tape measure do?
[ "observe appearance", "measure weight", "measure density", "measure distance", "focusing a lens", "objects that have mass", "lowered energy cost", "duplicate itself" ]
measure distance
Answer the following multiple-choice question. Question: What does a tape measure do? Options: A. observe appearance B. measure weight C. measure density D. measure distance E. focusing a lens F. objects that have mass G. lowered energy cost H. duplicate itself Which option is correct and why?
The correct answer is: measure distance.
D
Do all organisms reproduce uniformly?
[ "they are different", "they are same", "they reproduce equally", "reproduction is fixed" ]
they are different
Answer the following multiple-choice question. Question: Do all organisms reproduce uniformly? Options: A. they are different B. they are same C. they reproduce equally D. reproduction is fixed Which option is correct and why?
The correct answer is: they are different.
A
In the desert at night, most animals that live there find that they require less
[ "liquid to consume", "food to eat", "warmth to sleep", "packmates for hunting" ]
liquid to consume
Answer the following multiple-choice question. Question: In the desert at night, most animals that live there find that they require less Options: A. liquid to consume B. food to eat C. warmth to sleep D. packmates for hunting Which option is correct and why?
The correct answer is: liquid to consume.
A
what uses thirst to realize it needs to replenish its bodily water?
[ "salamanders", "Lobsters", "chickens", "clouds", "density", "some mammals", "humans", "wind" ]
chickens
Answer the following multiple-choice question. Question: what uses thirst to realize it needs to replenish its bodily water? Options: A. salamanders B. Lobsters C. chickens D. clouds E. density F. some mammals G. humans H. wind Which option is correct and why?
The correct answer is: chickens.
C
Pale skin and reduced eyes in salamanders that live in dark caves are an example of what?
[ "expansion", "reproduction", "adaptations", "interpretation" ]
adaptations
Answer the following multiple-choice question. Question: Pale skin and reduced eyes in salamanders that live in dark caves are an example of what? Options: A. expansion B. reproduction C. adaptations D. interpretation Which option is correct and why?
The correct answer is: adaptations.
C
if members of a species are born then the species what increases?
[ "water", "community", "understanding", "food" ]
community
Answer the following multiple-choice question. Question: if members of a species are born then the species what increases? Options: A. water B. community C. understanding D. food Which option is correct and why?
The correct answer is: community.
B
Behaviors that improve fitness increase through what?
[ "kinetic energy", "Animal survival", "increases", "hydration", "Riding a bike", "competition", "adaptation", "insulation" ]
adaptation
Answer the following multiple-choice question. Question: Behaviors that improve fitness increase through what? Options: A. kinetic energy B. Animal survival C. increases D. hydration E. Riding a bike F. competition G. adaptation H. insulation Which option is correct and why?
The correct answer is: adaptation.
A
What is a sac-like organ at the end of the esophagus?
[ "the stomach", "appendix", "larynx", "spleen" ]
the stomach
Answer the following multiple-choice question. Question: What is a sac-like organ at the end of the esophagus? Options: A. the stomach B. appendix C. larynx D. spleen Which option is correct and why?
The correct answer is: the stomach.
A
What makes metals shiny?
[ "light energy", "light characterization", "light expansion", "light reflection" ]
light reflection
Answer the following multiple-choice question. Question: What makes metals shiny? Options: A. light energy B. light characterization C. light expansion D. light reflection Which option is correct and why?
The correct answer is: light reflection.
D
Fertilization of what would produce a diploid zygote?
[ "ovulation cell", "ova", "p53", "eggs", "diploid tissue", "fertilization cell", "corn", "ovum" ]
ova
Answer the following multiple-choice question. Question: Fertilization of what would produce a diploid zygote? Options: A. ovulation cell B. ova C. p53 D. eggs E. diploid tissue F. fertilization cell G. corn H. ovum Which option is correct and why?
The correct answer is: ova.
B
The body cools itself when wetness evaporates from what?
[ "skin", "H 2 O", "CO 2", "eyes", "follicles", "H20", "hair", "heat" ]
skin
Answer the following multiple-choice question. Question: The body cools itself when wetness evaporates from what? Options: A. skin B. H 2 O C. CO 2 D. eyes E. follicles F. H20 G. hair H. heat Which option is correct and why?
The correct answer is: skin.
A
condensation in the air and humidity are caused by?
[ "Sun", "kinetic", "heat", "Joules", "climate", "sweat", "boiling", "water" ]
water
Answer the following multiple-choice question. Question: condensation in the air and humidity are caused by? Options: A. Sun B. kinetic C. heat D. Joules E. climate F. sweat G. boiling H. water Which option is correct and why?
The correct answer is: water.
A
What can cause a lake to form?
[ "Something that generates electricity", "water and minerals", "rivers and streams", "fissures of hot, acidic water", "dividing into two parts", "it flows to a lower level", "a hydraulic system", "changing the phase" ]
Something that generates electricity
Answer the following multiple-choice question. Question: What can cause a lake to form? Options: A. Something that generates electricity B. water and minerals C. rivers and streams D. fissures of hot, acidic water E. dividing into two parts F. it flows to a lower level G. a hydraulic system H. changing the phase Which option is correct and why?
The correct answer is: Something that generates electricity.
A
Consumers eat other what?
[ "oxygen", "animal toys", "rays", "weaker bugs" ]
weaker bugs
Answer the following multiple-choice question. Question: Consumers eat other what? Options: A. oxygen B. animal toys C. rays D. weaker bugs Which option is correct and why?
The correct answer is: weaker bugs.
D
Which of newton's law shows that there is a direct relationship between force and acceleration?
[ "third", "none of the above", "second", "first" ]
second
Answer the following multiple-choice question. Question: Which of newton's law shows that there is a direct relationship between force and acceleration? Options: A. third B. none of the above C. second D. first Which option is correct and why?
The correct answer is: second.
C
What can radioactive strontium replace in the human body making it dangerous?
[ "oxygen", "magnesium", "calcium", "potassium" ]
calcium
Answer the following multiple-choice question. Question: What can radioactive strontium replace in the human body making it dangerous? Options: A. oxygen B. magnesium C. calcium D. potassium Which option is correct and why?
The correct answer is: calcium.
C
Hydroelectric power harnesses the energy of what?
[ "heat", "water", "air", "weather" ]
water
Answer the following multiple-choice question. Question: Hydroelectric power harnesses the energy of what? Options: A. heat B. water C. air D. weather Which option is correct and why?
The correct answer is: water.
B