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Myopia is commonly called what?
[ "farsightedness", "nearsightedness", "scoliosis", "blindness" ]
nearsightedness
Answer the following multiple-choice question. Question: Myopia is commonly called what? Options: A. farsightedness B. nearsightedness C. scoliosis D. blindness Which option is correct and why?
The correct answer is: nearsightedness.
B
What covers over 90% of the Earth's surface and 0% of the moon's surface
[ "a magnesium iron silicate mineral", "chemical element with the symbol S", "the element with the symbol Fe", "that which contains 2 hydrogen and 1 oxygen molecules" ]
that which contains 2 hydrogen and 1 oxygen molecules
Answer the following multiple-choice question. Question: What covers over 90% of the Earth's surface and 0% of the moon's surface Options: A. a magnesium iron silicate mineral B. chemical element with the symbol S C. the element with the symbol Fe D. that which contains 2 hydrogen and 1 oxygen molecules Which option is correct and why?
The correct answer is: that which contains 2 hydrogen and 1 oxygen molecules.
D
What does the fishhook cactus release during the day but not during the night.
[ "heat", "Air", "water", "carbon monoxide", "carbon dioxide", "oxygen", "Energy.", "Energy" ]
oxygen
Answer the following multiple-choice question. Question: What does the fishhook cactus release during the day but not during the night. Options: A. heat B. Air C. water D. carbon monoxide E. carbon dioxide F. oxygen G. Energy. H. Energy Which option is correct and why?
The correct answer is: oxygen.
A
Folding up rocks can happen when
[ "deer shiver", "snakes rattle", "birds quiver", "bunkers shake" ]
bunkers shake
Answer the following multiple-choice question. Question: Folding up rocks can happen when Options: A. deer shiver B. snakes rattle C. birds quiver D. bunkers shake Which option is correct and why?
The correct answer is: bunkers shake.
D
powering a TV receiver with battery requires a path for electricity to flow through what
[ "closed circuit", "hydrogen and oxygen", "water", "open circuit", "dormant state", "outlet", "satellites", "an object" ]
closed circuit
Answer the following multiple-choice question. Question: powering a TV receiver with battery requires a path for electricity to flow through what Options: A. closed circuit B. hydrogen and oxygen C. water D. open circuit E. dormant state F. outlet G. satellites H. an object Which option is correct and why?
The correct answer is: closed circuit.
A
Water solidifies in crevices in the asphalt and splits it apart by
[ "making happy faces", "occupying more space", "cheerleaders", "banana ice cream" ]
occupying more space
Answer the following multiple-choice question. Question: Water solidifies in crevices in the asphalt and splits it apart by Options: A. making happy faces B. occupying more space C. cheerleaders D. banana ice cream Which option is correct and why?
The correct answer is: occupying more space.
B
What are viruses not?
[ "self-copies", "an object", "HIV", "humans", "infectious", "homogenous", "dangerous", "prokaryotes" ]
prokaryotes
Answer the following multiple-choice question. Question: What are viruses not? Options: A. self-copies B. an object C. HIV D. humans E. infectious F. homogenous G. dangerous H. prokaryotes Which option is correct and why?
The correct answer is: prokaryotes.
A
The help with diffusion comes from special proteins in the membrane known as what?
[ "lazy proteins", "installation proteins", "navigation proteins", "transport proteins" ]
transport proteins
Answer the following multiple-choice question. Question: The help with diffusion comes from special proteins in the membrane known as what? Options: A. lazy proteins B. installation proteins C. navigation proteins D. transport proteins Which option is correct and why?
The correct answer is: transport proteins.
D
What is the term for the process of exposing a person to a pathogen on purpose in order to develop immunity?
[ "vaccination", "priming", "evacuation", "ramping" ]
vaccination
Answer the following multiple-choice question. Question: What is the term for the process of exposing a person to a pathogen on purpose in order to develop immunity? Options: A. vaccination B. priming C. evacuation D. ramping Which option is correct and why?
The correct answer is: vaccination.
A
What two things are used in optical instruments to reflect or refract light?
[ "prisms and microscopes", "orientations and lenses", "mirrors and lenses", "mirrors and magnifiers" ]
mirrors and lenses
Answer the following multiple-choice question. Question: What two things are used in optical instruments to reflect or refract light? Options: A. prisms and microscopes B. orientations and lenses C. mirrors and lenses D. mirrors and magnifiers Which option is correct and why?
The correct answer is: mirrors and lenses.
C
Falling onto what joint can fracture the distal humerus?
[ "Foot", "knee", "elbow", "thumb" ]
elbow
Answer the following multiple-choice question. Question: Falling onto what joint can fracture the distal humerus? Options: A. Foot B. knee C. elbow D. thumb Which option is correct and why?
The correct answer is: elbow.
C
What rises and sets causing cycles of day and night?
[ "the closest gas giant planet", "another galaxy near ours", "the closest planet to earth", "the closest yellow dwarf star" ]
the closest yellow dwarf star
Answer the following multiple-choice question. Question: What rises and sets causing cycles of day and night? Options: A. the closest gas giant planet B. another galaxy near ours C. the closest planet to earth D. the closest yellow dwarf star Which option is correct and why?
The correct answer is: the closest yellow dwarf star.
D
positively impact your bodies strength by
[ "dead-lifting", "thinking", "sleeping", "singing" ]
dead-lifting
Answer the following multiple-choice question. Question: positively impact your bodies strength by Options: A. dead-lifting B. thinking C. sleeping D. singing Which option is correct and why?
The correct answer is: dead-lifting.
A
Food can be cooked using what?
[ "lipids", "energy", "corn", "fats", "sugar", "rice", "Coal", "oil" ]
Coal
Answer the following multiple-choice question. Question: Food can be cooked using what? Options: A. lipids B. energy C. corn D. fats E. sugar F. rice G. Coal H. oil Which option is correct and why?
The correct answer is: Coal.
A
what can cause change to the environment?
[ "Winter", "flooding", "vacuums", "drought", "summer", "pennies", "digestion", "pesticide" ]
summer
Answer the following multiple-choice question. Question: what can cause change to the environment? Options: A. Winter B. flooding C. vacuums D. drought E. summer F. pennies G. digestion H. pesticide Which option is correct and why?
The correct answer is: summer.
E
What swims through water?
[ "rocks", "salamanders", "eggs", "Jellyfish", "corals", "mussels", "sharks", "a fish" ]
salamanders
Answer the following multiple-choice question. Question: What swims through water? Options: A. rocks B. salamanders C. eggs D. Jellyfish E. corals F. mussels G. sharks H. a fish Which option is correct and why?
The correct answer is: salamanders.
B
The pituitary gland is associated with what bodily system?
[ "endocrine", "nervous", "digestive", "cardiovascular" ]
endocrine
Answer the following multiple-choice question. Question: The pituitary gland is associated with what bodily system? Options: A. endocrine B. nervous C. digestive D. cardiovascular Which option is correct and why?
The correct answer is: endocrine.
A
When is the sun directly over the equator?
[ "Midsummer", "Fall", "equinox", "Winter" ]
equinox
Answer the following multiple-choice question. Question: When is the sun directly over the equator? Options: A. Midsummer B. Fall C. equinox D. Winter Which option is correct and why?
The correct answer is: equinox.
C
What is the name for the male reproductive organs or gonads?
[ "testes", "nucleus", "ovaries", "anus" ]
testes
Answer the following multiple-choice question. Question: What is the name for the male reproductive organs or gonads? Options: A. testes B. nucleus C. ovaries D. anus Which option is correct and why?
The correct answer is: testes.
A
Shock protection can prevent what to an organism?
[ "harm", "insulation", "rabies", "health", "Injury", "cancer", "pathogens", "death" ]
harm
Answer the following multiple-choice question. Question: Shock protection can prevent what to an organism? Options: A. harm B. insulation C. rabies D. health E. Injury F. cancer G. pathogens H. death Which option is correct and why?
The correct answer is: harm.
A
What proteins synthesized in cells act as catalysts?
[ "byproducts", "hormones", "virophages", "enzymes" ]
enzymes
Answer the following multiple-choice question. Question: What proteins synthesized in cells act as catalysts? Options: A. byproducts B. hormones C. virophages D. enzymes Which option is correct and why?
The correct answer is: enzymes.
D
Which of the following statements is true
[ "biofuel releases CO2 but is better than oil", "biofuel is without flaws", "biofuel can single-handedly end CO2 production", "biofuel is perfect for the environment" ]
biofuel releases CO2 but is better than oil
Answer the following multiple-choice question. Question: Which of the following statements is true Options: A. biofuel releases CO2 but is better than oil B. biofuel is without flaws C. biofuel can single-handedly end CO2 production D. biofuel is perfect for the environment Which option is correct and why?
The correct answer is: biofuel releases CO2 but is better than oil.
A
What term is defined as the area where a species lives and to which it has become adapted?
[ "farmland", "habitat", "range", "nature" ]
habitat
Answer the following multiple-choice question. Question: What term is defined as the area where a species lives and to which it has become adapted? Options: A. farmland B. habitat C. range D. nature Which option is correct and why?
The correct answer is: habitat.
B
What subphylum, which includes crabs and crayfish, represents the dominant aquatic arthropods?
[ "crustaceans", "invertebrates", "sponges", "arachnids" ]
crustaceans
Answer the following multiple-choice question. Question: What subphylum, which includes crabs and crayfish, represents the dominant aquatic arthropods? Options: A. crustaceans B. invertebrates C. sponges D. arachnids Which option is correct and why?
The correct answer is: crustaceans.
A
what can regrow segments that break off?
[ "earthworms", "a cuticle", "humans", "fish", "barnacles", "Most plants", "h2o", "roots" ]
earthworms
Answer the following multiple-choice question. Question: what can regrow segments that break off? Options: A. earthworms B. a cuticle C. humans D. fish E. barnacles F. Most plants G. h2o H. roots Which option is correct and why?
The correct answer is: earthworms.
A
What removes waste from blood?
[ "exhaling", "Leptospirosis", "hemmhorage", "Acids", "excretion", "glucose", "bacteria", "respiration" ]
excretion
Answer the following multiple-choice question. Question: What removes waste from blood? Options: A. exhaling B. Leptospirosis C. hemmhorage D. Acids E. excretion F. glucose G. bacteria H. respiration Which option is correct and why?
The correct answer is: excretion.
E
_ are aerobic
[ "goats", "plants", "algae", "moss", "cells", "chloroplast", "complex", "humans" ]
cells
Answer the following multiple-choice question. Question: _ are aerobic Options: A. goats B. plants C. algae D. moss E. cells F. chloroplast G. complex H. humans Which option is correct and why?
The correct answer is: cells.
E
What designed for swimming are used for moving faster through water?
[ "Limbs", "fingers", "feet", "nose", "Frogs.", "Frogs", "hair", "Whales" ]
feet
Answer the following multiple-choice question. Question: What designed for swimming are used for moving faster through water? Options: A. Limbs B. fingers C. feet D. nose E. Frogs. F. Frogs G. hair H. Whales Which option is correct and why?
The correct answer is: feet.
C
What occurs when waves interact with other waves?
[ "resurgence", "frequency", "interference", "vibration" ]
interference
Answer the following multiple-choice question. Question: What occurs when waves interact with other waves? Options: A. resurgence B. frequency C. interference D. vibration Which option is correct and why?
The correct answer is: interference.
C
An example of a conductor might be
[ "carrots", "wood", "a nickel", "magic" ]
a nickel
Answer the following multiple-choice question. Question: An example of a conductor might be Options: A. carrots B. wood C. a nickel D. magic Which option is correct and why?
The correct answer is: a nickel.
C
A hurricane will develop largest nearer a sea because of
[ "water color", "liquid amounts", "water smell", "fluid uiclarity" ]
liquid amounts
Answer the following multiple-choice question. Question: A hurricane will develop largest nearer a sea because of Options: A. water color B. liquid amounts C. water smell D. fluid uiclarity Which option is correct and why?
The correct answer is: liquid amounts.
B
Which of the following likely occurs in nature?
[ "pools condense", "pools dissolve", "pools evaporate", "pools transpire" ]
pools evaporate
Answer the following multiple-choice question. Question: Which of the following likely occurs in nature? Options: A. pools condense B. pools dissolve C. pools evaporate D. pools transpire Which option is correct and why?
The correct answer is: pools evaporate.
C
Illnesses caused by bacteria in food are commonly known as what?
[ "chemical poisoning", "the flu", "viral poisoning", "food poisoning" ]
food poisoning
Answer the following multiple-choice question. Question: Illnesses caused by bacteria in food are commonly known as what? Options: A. chemical poisoning B. the flu C. viral poisoning D. food poisoning Which option is correct and why?
The correct answer is: food poisoning.
D
Water can be boiled in a pot over a
[ "ice cube", "car tire?", "embers", "bathtub" ]
embers
Answer the following multiple-choice question. Question: Water can be boiled in a pot over a Options: A. ice cube B. car tire? C. embers D. bathtub Which option is correct and why?
The correct answer is: embers.
C
How do warm-bodied creatures control their temperature for survival?
[ "centralized nervous system", "converting electricity to heat", "sense organs", "evaporation", "releasing urine", "close glands", "slow down metabolism", "sweating and panting" ]
sweating and panting
Answer the following multiple-choice question. Question: How do warm-bodied creatures control their temperature for survival? Options: A. centralized nervous system B. converting electricity to heat C. sense organs D. evaporation E. releasing urine F. close glands G. slow down metabolism H. sweating and panting Which option is correct and why?
The correct answer is: sweating and panting.
A
what ingests sediment and extracts food particles?
[ "animals", "soil", "humans", "a fish", "earthworms", "barnacles", "h2o", "bacteria" ]
earthworms
Answer the following multiple-choice question. Question: what ingests sediment and extracts food particles? Options: A. animals B. soil C. humans D. a fish E. earthworms F. barnacles G. h2o H. bacteria Which option is correct and why?
The correct answer is: earthworms.
E
What human bodily function does cellulose help with?
[ "moves food wastes", "reproduction", "sleep", "stops food wastes" ]
moves food wastes
Answer the following multiple-choice question. Question: What human bodily function does cellulose help with? Options: A. moves food wastes B. reproduction C. sleep D. stops food wastes Which option is correct and why?
The correct answer is: moves food wastes.
A
slime mold are fungus-like what?
[ "retaining heat", "major threat to health", "members of their own species", "share properties", "microorganisms", "Leptospirosis", "Something that causes allergies", "single celled organisms" ]
single celled organisms
Answer the following multiple-choice question. Question: slime mold are fungus-like what? Options: A. retaining heat B. major threat to health C. members of their own species D. share properties E. microorganisms F. Leptospirosis G. Something that causes allergies H. single celled organisms Which option is correct and why?
The correct answer is: single celled organisms.
A
More butterflies will come as buttercups become more
[ "advertised", "ripe", "social media friendly", "toxic" ]
ripe
Answer the following multiple-choice question. Question: More butterflies will come as buttercups become more Options: A. advertised B. ripe C. social media friendly D. toxic Which option is correct and why?
The correct answer is: ripe.
B
What animal group can be found in every environment on earth, but primarily in the warm and moist tropics?
[ "rodent", "reptiles", "insect", "horses" ]
insect
Answer the following multiple-choice question. Question: What animal group can be found in every environment on earth, but primarily in the warm and moist tropics? Options: A. rodent B. reptiles C. insect D. horses Which option is correct and why?
The correct answer is: insect.
C
What is used to carry out metric unit conversions?
[ "calculation analysis", "mechanical analysis", "dimensional analysis", "metric analysis" ]
dimensional analysis
Answer the following multiple-choice question. Question: What is used to carry out metric unit conversions? Options: A. calculation analysis B. mechanical analysis C. dimensional analysis D. metric analysis Which option is correct and why?
The correct answer is: dimensional analysis.
C
The largest absorption of heat comes during the vaporization of what?
[ "ice", "liquid water", "magma", "carbon dioxide" ]
liquid water
Answer the following multiple-choice question. Question: The largest absorption of heat comes during the vaporization of what? Options: A. ice B. liquid water C. magma D. carbon dioxide Which option is correct and why?
The correct answer is: liquid water.
B
What type of organism, including sea stars and sand dollars, is named for their spiny skin?
[ "chordates", "diatoms", "echinoderms", "mollusks" ]
echinoderms
Answer the following multiple-choice question. Question: What type of organism, including sea stars and sand dollars, is named for their spiny skin? Options: A. chordates B. diatoms C. echinoderms D. mollusks Which option is correct and why?
The correct answer is: echinoderms.
C
friction is used for stopping a vehicle by
[ "running", "singing", "smelting", "squeezing" ]
squeezing
Answer the following multiple-choice question. Question: friction is used for stopping a vehicle by Options: A. running B. singing C. smelting D. squeezing Which option is correct and why?
The correct answer is: squeezing.
D
An example of an instinctive behavior is a baby bird pecking at its shell to what?
[ "emerge", "hide", "eat", "remain" ]
emerge
Answer the following multiple-choice question. Question: An example of an instinctive behavior is a baby bird pecking at its shell to what? Options: A. emerge B. hide C. eat D. remain Which option is correct and why?
The correct answer is: emerge.
A
Dinosaurs filled the niches that mammals fill today during which era?
[ "Proterozoic", "mesozoic", "Phanerozoic", "Cenozoic" ]
mesozoic
Answer the following multiple-choice question. Question: Dinosaurs filled the niches that mammals fill today during which era? Options: A. Proterozoic B. mesozoic C. Phanerozoic D. Cenozoic Which option is correct and why?
The correct answer is: mesozoic.
B
What are the 3 types of volcanoes?
[ "composite, seismic, fault", "composite , atop , cinder cones", "composite, shield, cinder cones", "crude , shield , cinder cones" ]
composite, shield, cinder cones
Answer the following multiple-choice question. Question: What are the 3 types of volcanoes? Options: A. composite, seismic, fault B. composite , atop , cinder cones C. composite, shield, cinder cones D. crude , shield , cinder cones Which option is correct and why?
The correct answer is: composite, shield, cinder cones.
C
What do sperm penetrate?
[ "pollen", "eggs", "seeds", "cells", "plants", "chromosomes", "mines", "skin" ]
eggs
Answer the following multiple-choice question. Question: What do sperm penetrate? Options: A. pollen B. eggs C. seeds D. cells E. plants F. chromosomes G. mines H. skin Which option is correct and why?
The correct answer is: eggs.
B
Where do grass snakes live?
[ "icebergs", "a field", "grass fed cattle", "amphibians on Uranus" ]
a field
Answer the following multiple-choice question. Question: Where do grass snakes live? Options: A. icebergs B. a field C. grass fed cattle D. amphibians on Uranus Which option is correct and why?
The correct answer is: a field.
B
Lakes are formed by precipitation and what?
[ "scarce resources", "storing water", "wasted water", "body water", "Bodily water", "erosion", "flooding", "reduced heat" ]
wasted water
Answer the following multiple-choice question. Question: Lakes are formed by precipitation and what? Options: A. scarce resources B. storing water C. wasted water D. body water E. Bodily water F. erosion G. flooding H. reduced heat Which option is correct and why?
The correct answer is: wasted water.
C
The moon looks different in different parts of
[ "April", "today", "this week", "2018" ]
April
Answer the following multiple-choice question. Question: The moon looks different in different parts of Options: A. April B. today C. this week D. 2018 Which option is correct and why?
The correct answer is: April.
A
Where is ecosystem complexitiy generally least?
[ "humans disturb it", "frontal zones", "in lakes", "at the ocean", "our planet", "at the poles", "mouth of rivers", "at the equator" ]
at the poles
Answer the following multiple-choice question. Question: Where is ecosystem complexitiy generally least? Options: A. humans disturb it B. frontal zones C. in lakes D. at the ocean E. our planet F. at the poles G. mouth of rivers H. at the equator Which option is correct and why?
The correct answer is: at the poles.
A
I left a statue outside away from water for 100 years, when I come back it is significantly smaller, why?
[ "The Wind", "Birds", "Tiny Trolls", "Ants" ]
The Wind
Answer the following multiple-choice question. Question: I left a statue outside away from water for 100 years, when I come back it is significantly smaller, why? Options: A. The Wind B. Birds C. Tiny Trolls D. Ants Which option is correct and why?
The correct answer is: The Wind.
A
Inserting copies of normal genes into a patient with defective genes is known as?
[ "pattern therapy", "chromosome treatment", "gene therapy", "cloning" ]
gene therapy
Answer the following multiple-choice question. Question: Inserting copies of normal genes into a patient with defective genes is known as? Options: A. pattern therapy B. chromosome treatment C. gene therapy D. cloning Which option is correct and why?
The correct answer is: gene therapy.
C
Rocks interacting with what over time causes creation of soil and sand?
[ "sound", "light", "wind", "river", "breath", "stream", "motion", "force" ]
wind
Answer the following multiple-choice question. Question: Rocks interacting with what over time causes creation of soil and sand? Options: A. sound B. light C. wind D. river E. breath F. stream G. motion H. force Which option is correct and why?
The correct answer is: wind.
C
A child will share a physical trait such as this with parents due to DNA:
[ "hair length", "vacation days", "nose shape", "pet preference" ]
nose shape
Answer the following multiple-choice question. Question: A child will share a physical trait such as this with parents due to DNA: Options: A. hair length B. vacation days C. nose shape D. pet preference Which option is correct and why?
The correct answer is: nose shape.
C
What freezes into ice?
[ "liquid", "gas", "lipids", "coal", "water", "rivers", "hair", "lead" ]
water
Answer the following multiple-choice question. Question: What freezes into ice? Options: A. liquid B. gas C. lipids D. coal E. water F. rivers G. hair H. lead Which option is correct and why?
The correct answer is: water.
E
A huckleberry patch will only grow if it receives
[ "nutriment", "grass", "frost", "sand" ]
nutriment
Answer the following multiple-choice question. Question: A huckleberry patch will only grow if it receives Options: A. nutriment B. grass C. frost D. sand Which option is correct and why?
The correct answer is: nutriment.
A
What expands when it conducts heat?
[ "lipids", "fabric", "glass", "Energy.", "steel", "cement", "a prism", "plastic" ]
steel
Answer the following multiple-choice question. Question: What expands when it conducts heat? Options: A. lipids B. fabric C. glass D. Energy. E. steel F. cement G. a prism H. plastic Which option is correct and why?
The correct answer is: steel.
E
Fibrous tissue contracts to
[ "show for the ladies", "rest and repair itself", "get other muscles out of the way", "stretch out an arm" ]
stretch out an arm
Answer the following multiple-choice question. Question: Fibrous tissue contracts to Options: A. show for the ladies B. rest and repair itself C. get other muscles out of the way D. stretch out an arm Which option is correct and why?
The correct answer is: stretch out an arm.
D
Cars are big polluters because they release toxins from the gas into the air making it
[ "healthier to breathe", "unhealthy to breathe", "candy", "space" ]
unhealthy to breathe
Answer the following multiple-choice question. Question: Cars are big polluters because they release toxins from the gas into the air making it Options: A. healthier to breathe B. unhealthy to breathe C. candy D. space Which option is correct and why?
The correct answer is: unhealthy to breathe.
B
The addition of heat changes liquid water to what?
[ "rainwater", "distilled water", "ice", "water vapor" ]
water vapor
Answer the following multiple-choice question. Question: The addition of heat changes liquid water to what? Options: A. rainwater B. distilled water C. ice D. water vapor Which option is correct and why?
The correct answer is: water vapor.
D
What is the single bone that forms the posterior skull and posterior base of the cranial cavity?
[ "occipital bone", "maxilla", "radiating bone", "limbic bone" ]
occipital bone
Answer the following multiple-choice question. Question: What is the single bone that forms the posterior skull and posterior base of the cranial cavity? Options: A. occipital bone B. maxilla C. radiating bone D. limbic bone Which option is correct and why?
The correct answer is: occipital bone.
A
What is the process in which a solid changes directly to a gas without going through the liquid state called?
[ "vaporization", "amplification", "sublimation", "Diffusion" ]
sublimation
Answer the following multiple-choice question. Question: What is the process in which a solid changes directly to a gas without going through the liquid state called? Options: A. vaporization B. amplification C. sublimation D. Diffusion Which option is correct and why?
The correct answer is: sublimation.
C
As temperature increases, the solubility of the majority of solid substances does what?
[ "reduces", "increases", "stays the same", "mutates" ]
increases
Answer the following multiple-choice question. Question: As temperature increases, the solubility of the majority of solid substances does what? Options: A. reduces B. increases C. stays the same D. mutates Which option is correct and why?
The correct answer is: increases.
B
What substance is created when a copper turns from reddish brown to greenish brown?
[ "iron oxide", "copper alloy", "rust", "copper oxide" ]
copper oxide
Answer the following multiple-choice question. Question: What substance is created when a copper turns from reddish brown to greenish brown? Options: A. iron oxide B. copper alloy C. rust D. copper oxide Which option is correct and why?
The correct answer is: copper oxide.
D
The Earth's primary source of both light and heat is
[ "jupiter", "the moon", "a yellow dewarf", "titan" ]
a yellow dewarf
Answer the following multiple-choice question. Question: The Earth's primary source of both light and heat is Options: A. jupiter B. the moon C. a yellow dewarf D. titan Which option is correct and why?
The correct answer is: a yellow dewarf.
C
The atomic number defines the identity of what?
[ "neutralized molecule", "element", "atomic reaction", "periodic table" ]
element
Answer the following multiple-choice question. Question: The atomic number defines the identity of what? Options: A. neutralized molecule B. element C. atomic reaction D. periodic table Which option is correct and why?
The correct answer is: element.
B
At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen?
[ "plasma", "leukocytes", "platelets", "hemoglobin" ]
hemoglobin
Answer the following multiple-choice question. Question: At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen? Options: A. plasma B. leukocytes C. platelets D. hemoglobin Which option is correct and why?
The correct answer is: hemoglobin.
D
What sprouts up on stalks from the bed of moss gametophytes?
[ "fibroblasts", "stomata", "sporophytes", "monocots" ]
sporophytes
Answer the following multiple-choice question. Question: What sprouts up on stalks from the bed of moss gametophytes? Options: A. fibroblasts B. stomata C. sporophytes D. monocots Which option is correct and why?
The correct answer is: sporophytes.
C
What pathway in a plant do water and nutrients travel through from the roots to the leaves?
[ "skin", "flowers", "stem", "bark" ]
stem
Answer the following multiple-choice question. Question: What pathway in a plant do water and nutrients travel through from the roots to the leaves? Options: A. skin B. flowers C. stem D. bark Which option is correct and why?
The correct answer is: stem.
C
What term describes waves that travel through matter?
[ "heat waves", "replaced waves", "mechanical waves", "water waves" ]
mechanical waves
Answer the following multiple-choice question. Question: What term describes waves that travel through matter? Options: A. heat waves B. replaced waves C. mechanical waves D. water waves Which option is correct and why?
The correct answer is: mechanical waves.
C
What do all chemical sections need to get started?
[ "work", "speed", "pressure", "energy" ]
energy
Answer the following multiple-choice question. Question: What do all chemical sections need to get started? Options: A. work B. speed C. pressure D. energy Which option is correct and why?
The correct answer is: energy.
D
What can cause objects to repel each other?
[ "fake magnets", "smell", "identical charges", "sunlight" ]
identical charges
Answer the following multiple-choice question. Question: What can cause objects to repel each other? Options: A. fake magnets B. smell C. identical charges D. sunlight Which option is correct and why?
The correct answer is: identical charges.
C
After infecting a host, what inactive state do some viruses enter?
[ "hibernation", "immunity", "latency", "potency" ]
latency
Answer the following multiple-choice question. Question: After infecting a host, what inactive state do some viruses enter? Options: A. hibernation B. immunity C. latency D. potency Which option is correct and why?
The correct answer is: latency.
C
plates in the earth do what which causes earthquakes
[ "Movement", "waves", "heat", "collide", "moves", "erosion", "break off", "friction" ]
collide
Answer the following multiple-choice question. Question: plates in the earth do what which causes earthquakes Options: A. Movement B. waves C. heat D. collide E. moves F. erosion G. break off H. friction Which option is correct and why?
The correct answer is: collide.
D
Cells cannot survive without plants breathing into what?
[ "carbon dioxide", "seas", "Sulfur dioxide", "lungs", "water vapor", "atmosphere", "water", "water tanks" ]
atmosphere
Answer the following multiple-choice question. Question: Cells cannot survive without plants breathing into what? Options: A. carbon dioxide B. seas C. Sulfur dioxide D. lungs E. water vapor F. atmosphere G. water H. water tanks Which option is correct and why?
The correct answer is: atmosphere.
A
Which has a nervous system?
[ "humans", "Tulip", "animals", "Jellyfish", "Sponge", "fur seals", "elephants", "Dogwood tree" ]
Jellyfish
Answer the following multiple-choice question. Question: Which has a nervous system? Options: A. humans B. Tulip C. animals D. Jellyfish E. Sponge F. fur seals G. elephants H. Dogwood tree Which option is correct and why?
The correct answer is: Jellyfish.
D
What bodily defense can be acquired in an active or passive way, and can be natural or artificial?
[ "nerves", "skin", "immunity", "membrane" ]
immunity
Answer the following multiple-choice question. Question: What bodily defense can be acquired in an active or passive way, and can be natural or artificial? Options: A. nerves B. skin C. immunity D. membrane Which option is correct and why?
The correct answer is: immunity.
C
What is used to protect the body from acid?
[ "the skin", "tube", "evaporation", "a tongue", "electricity", "fur and fat", "the bones", "the mouth" ]
the skin
Answer the following multiple-choice question. Question: What is used to protect the body from acid? Options: A. the skin B. tube C. evaporation D. a tongue E. electricity F. fur and fat G. the bones H. the mouth Which option is correct and why?
The correct answer is: the skin.
A
The crust is made of different kinds of
[ "flour", "pastries", "stars", "stone" ]
stone
Answer the following multiple-choice question. Question: The crust is made of different kinds of Options: A. flour B. pastries C. stars D. stone Which option is correct and why?
The correct answer is: stone.
D
the structural and functional units of the kidneys consist of vascular and tubular what?
[ "Epidermis", "organ", "epidermal", "it needs them", "critical organs", "sensory neurons", "components", "Joules" ]
components
Answer the following multiple-choice question. Question: the structural and functional units of the kidneys consist of vascular and tubular what? Options: A. Epidermis B. organ C. epidermal D. it needs them E. critical organs F. sensory neurons G. components H. Joules Which option is correct and why?
The correct answer is: components.
A
Where do polychaete worms live?
[ "garden soil", "the ocean floor", "lakes", "digestive tract" ]
the ocean floor
Answer the following multiple-choice question. Question: Where do polychaete worms live? Options: A. garden soil B. the ocean floor C. lakes D. digestive tract Which option is correct and why?
The correct answer is: the ocean floor.
B
Our sun is on the main sequence, like most stars, and it is classified by what colorful name?
[ "yellow dwarf", "blue dwarf", "red dwarf", "white dwarf" ]
yellow dwarf
Answer the following multiple-choice question. Question: Our sun is on the main sequence, like most stars, and it is classified by what colorful name? Options: A. yellow dwarf B. blue dwarf C. red dwarf D. white dwarf Which option is correct and why?
The correct answer is: yellow dwarf.
A
What does viscosity do to liquids?
[ "responsive to flowing", "salinity to flowing", "resistant to flowing", "condusive to flowing" ]
resistant to flowing
Answer the following multiple-choice question. Question: What does viscosity do to liquids? Options: A. responsive to flowing B. salinity to flowing C. resistant to flowing D. condusive to flowing Which option is correct and why?
The correct answer is: resistant to flowing.
C
A new moon can be observed every
[ "1 month", "1 week", "1 day", "1 year." ]
1 month
Answer the following multiple-choice question. Question: A new moon can be observed every Options: A. 1 month B. 1 week C. 1 day D. 1 year. Which option is correct and why?
The correct answer is: 1 month.
A
Soil can be depleted of what?
[ "scarce resources", "vegetation", "food and minerals", "Organic compounds", "harmful substances", "aquatic life", "phylum", "mammals" ]
food and minerals
Answer the following multiple-choice question. Question: Soil can be depleted of what? Options: A. scarce resources B. vegetation C. food and minerals D. Organic compounds E. harmful substances F. aquatic life G. phylum H. mammals Which option is correct and why?
The correct answer is: food and minerals.
C
The body's second line of defense against pathogens includes which response?
[ "anxiety", "inflammatory", "blood", "reaction" ]
inflammatory
Answer the following multiple-choice question. Question: The body's second line of defense against pathogens includes which response? Options: A. anxiety B. inflammatory C. blood D. reaction Which option is correct and why?
The correct answer is: inflammatory.
B
What happens do the sound during a resonance?
[ "it echoes", "it dissipates", "it becomes quieter", "amplified, it becomes louder" ]
amplified, it becomes louder
Answer the following multiple-choice question. Question: What happens do the sound during a resonance? Options: A. it echoes B. it dissipates C. it becomes quieter D. amplified, it becomes louder Which option is correct and why?
The correct answer is: amplified, it becomes louder.
D
what do acellular organisms need?
[ "body water", "fungi", "Bodily water", "Energy.", "moss", "Energy", "flesh", "living host" ]
living host
Answer the following multiple-choice question. Question: what do acellular organisms need? Options: A. body water B. fungi C. Bodily water D. Energy. E. moss F. Energy G. flesh H. living host Which option is correct and why?
The correct answer is: living host.
A
Mammals are endothermic vertebrates that have four limbs and produce what type of eggs?
[ "umbilical", "gymnoic", "epithelial", "amniotic" ]
amniotic
Answer the following multiple-choice question. Question: Mammals are endothermic vertebrates that have four limbs and produce what type of eggs? Options: A. umbilical B. gymnoic C. epithelial D. amniotic Which option is correct and why?
The correct answer is: amniotic.
D
What do fireworks convert chemical energy into?
[ "fire", "heat", "energy", "Light", "solids", "bacteria", "cold", "sound" ]
sound
Answer the following multiple-choice question. Question: What do fireworks convert chemical energy into? Options: A. fire B. heat C. energy D. Light E. solids F. bacteria G. cold H. sound Which option is correct and why?
The correct answer is: sound.
A
What kind of reactions absorb energy from their surroundings as they occur?
[ "exothermic", "autotrophic", "endothermic", "hydrostatic" ]
endothermic
Answer the following multiple-choice question. Question: What kind of reactions absorb energy from their surroundings as they occur? Options: A. exothermic B. autotrophic C. endothermic D. hydrostatic Which option is correct and why?
The correct answer is: endothermic.
C
The collision of what is responsible for massive earthquakes?
[ "two continents", "fault lines", "tidal currents", "weather fronts" ]
two continents
Answer the following multiple-choice question. Question: The collision of what is responsible for massive earthquakes? Options: A. two continents B. fault lines C. tidal currents D. weather fronts Which option is correct and why?
The correct answer is: two continents.
A
What blood protein carries oxygen from the lungs to cells throughout the body?
[ "dopamine", "plasma", "platelets", "hemoglobin" ]
hemoglobin
Answer the following multiple-choice question. Question: What blood protein carries oxygen from the lungs to cells throughout the body? Options: A. dopamine B. plasma C. platelets D. hemoglobin Which option is correct and why?
The correct answer is: hemoglobin.
D
what is absorbed in the small intestine?
[ "fat", "phlegm", "grams", "acid", "edible", "cell wall", "food", "sugar" ]
food
Answer the following multiple-choice question. Question: what is absorbed in the small intestine? Options: A. fat B. phlegm C. grams D. acid E. edible F. cell wall G. food H. sugar Which option is correct and why?
The correct answer is: food.
A
What does kicking an object do?
[ "to move people", "Relieve pain", "Injures feelings", "decrease stamina", "Transfers energy", "Creates children", "Stops object from moving", "Decrease bodily water" ]
Transfers energy
Answer the following multiple-choice question. Question: What does kicking an object do? Options: A. to move people B. Relieve pain C. Injures feelings D. decrease stamina E. Transfers energy F. Creates children G. Stops object from moving H. Decrease bodily water Which option is correct and why?
The correct answer is: Transfers energy.
E
What is it called when crystals form from magma?
[ "sedimentation", "vulcanism", "transpiration", "crystallization" ]
crystallization
Answer the following multiple-choice question. Question: What is it called when crystals form from magma? Options: A. sedimentation B. vulcanism C. transpiration D. crystallization Which option is correct and why?
The correct answer is: crystallization.
D
A rounded hollow carved in the side of a mountain by a glacier is known as?
[ "a cirque", "a crest", "a cavern", "a crater" ]
a cirque
Answer the following multiple-choice question. Question: A rounded hollow carved in the side of a mountain by a glacier is known as? Options: A. a cirque B. a crest C. a cavern D. a crater Which option is correct and why?
The correct answer is: a cirque.
A
What state of matter has a definite volume, but not a definite shape?
[ "mixture", "solid", "gas", "liquid" ]
liquid
Answer the following multiple-choice question. Question: What state of matter has a definite volume, but not a definite shape? Options: A. mixture B. solid C. gas D. liquid Which option is correct and why?
The correct answer is: liquid.
D