q_id
stringlengths 6
6
⌀ | title
stringlengths 3
546
| selftext
stringlengths 0
4.44k
⌀ | category
stringclasses 12
values | subreddit
stringclasses 1
value | answers.a_id
listlengths 1
489
⌀ | answers.text
listlengths 1
4
| answers.score
listlengths 1
4
| answers.text_urls
listlengths 1
489
⌀ | title_urls
listlengths 1
1
⌀ | selftext_urls
listlengths 1
1
⌀ |
|---|---|---|---|---|---|---|---|---|---|---|
null |
Which of the following is the correct answer to the question:
The fetus becoming relatively large and mature before birth increases the chances of what?
1. disease
2. intelligence
3. survival
4. mutations
| null | null | null | null |
[
"disease",
"intelligence",
"survival",
"mutations"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What item starts puberty in girls?
1. the hypothalamus
2. the ovary
3. the uterus
4. the thyroid
| null | null | null | null |
[
"the hypothalamus",
"the ovary",
"the uterus",
"the thyroid"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Protein digestion begins in the stomach as pepsinogen in gastric juice is converted to pepsin, the enzyme that hydrolyzes this?
1. ionic bonds
2. hydrogen bonds
3. disulfide bridges
4. peptide bonds
| null | null | null | null |
[
"ionic bonds",
"hydrogen bonds",
"disulfide bridges",
"peptide bonds"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What lipid, added to certain foods to keep them fresher longer, increases the risk of heart disease?
1. Omega-3 fatty acids
2. fatty acids
3. cholesterol
4. trans fat
| null | null | null | null |
[
"Omega-3 fatty acids",
"fatty acids",
"cholesterol",
"trans fat"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What occurs in a population when its allele frequencies change over time?
1. extinction
2. generation
3. variation
4. evolution
| null | null | null | null |
[
"extinction",
"generation",
"variation",
"evolution"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What do some animals use for shelter?
1. invisible materials
2. nonliving materials
3. indestructible materials
4. living materials
| null | null | null | null |
[
"invisible materials",
"nonliving materials",
"indestructible materials",
"living materials"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In statistics a boundary on the precision and accuracy is known as what?
1. instance
2. frequency
3. error
4. median
| null | null | null | null |
[
"instance",
"frequency",
"error",
"median"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How many limbs do all mammals have?
1. it varies
2. two
3. four
4. three
| null | null | null | null |
[
"it varies",
"two",
"four",
"three"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
More common in developing countries, parasitic diseases caused by roundworms often result from poor practice of what?
1. education
2. preventative medicine
3. personal hygiene
4. agriculture
| null | null | null | null |
[
"education",
"preventative medicine",
"personal hygiene",
"agriculture"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of bacteria stains red?
1. gram - such bacteria
2. calcium - negative bacteria
3. kilogram-negative bacteria
4. gram-negative bacteria
| null | null | null | null |
[
"gram - such bacteria",
"calcium - negative bacteria",
"kilogram-negative bacteria",
"gram-negative bacteria"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The shapes of minerals form as they are broken along what planes?
1. calcium planes
2. cleavage planes
3. parallel planes
4. sedimentary planes
| null | null | null | null |
[
"calcium planes",
"cleavage planes",
"parallel planes",
"sedimentary planes"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
An atomic symbol is used to represent what?
1. electron shell
2. weight
3. element
4. mole
| null | null | null | null |
[
"electron shell",
"weight",
"element",
"mole"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Mammals can feed at various levels of food chains, as herbivores, insectivores, carnivores and what else?
1. nematodes
2. omnivores
3. blood eaters
4. vegetarians
| null | null | null | null |
[
"nematodes",
"omnivores",
"blood eaters",
"vegetarians"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are winds that blow over a limited area called?
1. local winds
2. trade winds
3. Periodic Winds
4. Planetary Winds
| null | null | null | null |
[
"local winds",
"trade winds",
"Periodic Winds",
"Planetary Winds"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Descending fibers from the cerebrum have branches that connect to neurons in the pons. those neurons project into the cerebellum, providing a copy of motor commands sent to this?
1. spinal cord
2. umbilical cord
3. neurotransmitters
4. cerebral cortex
| null | null | null | null |
[
"spinal cord",
"umbilical cord",
"neurotransmitters",
"cerebral cortex"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
An element is defined by the number of ____ it contains?
1. electrons
2. neutrons
3. particles
4. protons
| null | null | null | null |
[
"electrons",
"neutrons",
"particles",
"protons"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What term is used to describe the distance traveled divided by the time it took to travel that distance?
1. movement
2. velocity
3. speed
4. motion
| null | null | null | null |
[
"movement",
"velocity",
"speed",
"motion"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Which gas is released by the group of archaea known as methanogens?
1. propane
2. sulfur
3. butane
4. methane
| null | null | null | null |
[
"propane",
"sulfur",
"butane",
"methane"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Of the four main wobble base pairs, guanine is paired with what?
1. adenine
2. thymine
3. cytosine
4. uracil
| null | null | null | null |
[
"adenine",
"thymine",
"cytosine",
"uracil"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The atoms of a compound are held together by what type of bonds?
1. chemical
2. covalent
3. radiation
4. mineral
| null | null | null | null |
[
"chemical",
"covalent",
"radiation",
"mineral"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Unlike energy, what happens to matter in ecosystems?
1. it is destroyed
2. it does not exist
3. it is filtered
4. it is recycled
| null | null | null | null |
[
"it is destroyed",
"it does not exist",
"it is filtered",
"it is recycled"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The anion is the methanoate ion, which is commonly called the what?
1. metabolized ion
2. glutathione ion
3. isomer
4. formate ion
| null | null | null | null |
[
"metabolized ion",
"glutathione ion",
"isomer",
"formate ion"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Drinking too much water too fast can lead to what potentially fatal condition, which causes dangerous changes to salt levels?
1. inebriation
2. water intoxication
3. osmosis
4. drowning
| null | null | null | null |
[
"inebriation",
"water intoxication",
"osmosis",
"drowning"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When electrons move from one atom to another, they become what?
1. atoms
2. particles
3. neons
4. ions
| null | null | null | null |
[
"atoms",
"particles",
"neons",
"ions"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Another way to classify matter is to describe it as a solid, a liquid, or a gas, which was done in the examples of solutions. these three descriptions, each implying that the matter has certain physical properties, represent the three of these?
1. forms of substances
2. phases of mass
3. types of atoms
4. phases of matter
| null | null | null | null |
[
"forms of substances",
"phases of mass",
"types of atoms",
"phases of matter"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the health-threatening smoke exhaled by a cigarette smoker or released from tobacco products?
1. secondhand smoke
2. primary smoke
3. contamination smoke
4. secondary smoke
| null | null | null | null |
[
"secondhand smoke",
"primary smoke",
"contamination smoke",
"secondary smoke"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Why do waves travel faster through solids?
1. particles pipe together
2. particles range together
3. particles closer together
4. particles fuse together
| null | null | null | null |
[
"particles pipe together",
"particles range together",
"particles closer together",
"particles fuse together"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the point on the ground that is located directly above where underground rocks fracture (or the "focus" point)?
1. epicenter
2. danger zone
3. seismic point
4. fault line
| null | null | null | null |
[
"epicenter",
"danger zone",
"seismic point",
"fault line"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When atoms gain or lose electrons, they can form electrically charged particles called what?
1. crystals
2. ions
3. eons
4. toxins
| null | null | null | null |
[
"crystals",
"ions",
"eons",
"toxins"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What do you call a pure substance that cannot be broken down into different types of substances?
1. molecule
2. sample
3. element
4. compound
| null | null | null | null |
[
"molecule",
"sample",
"element",
"compound"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Natural selection can only take place if there is variation, or differences, among individuals in a population. importantly, these differences must have some genetic basis; otherwise, the selection will not lead to change in this?
1. fertilization
2. spontaneous mutation
3. mass extinction
4. next generation
| null | null | null | null |
[
"fertilization",
"spontaneous mutation",
"mass extinction",
"next generation"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The large hadron collider is the biggest type of what invention, which boosts particles to high energies?
1. mass spectrometer
2. particle accelerator
3. nuclear reactor
4. electron microscope
| null | null | null | null |
[
"mass spectrometer",
"particle accelerator",
"nuclear reactor",
"electron microscope"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Metals, metalloids, and nonmetals are the different classes of what?
1. ions
2. compounds
3. elements
4. structures
| null | null | null | null |
[
"ions",
"compounds",
"elements",
"structures"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What holds homologs together as the spindle forms for the first meiotic division?
1. magnetism
2. spirogyra
3. pollenation
4. chiasmata
| null | null | null | null |
[
"magnetism",
"spirogyra",
"pollenation",
"chiasmata"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In the periodic table, elements are arranged from left to right according to what property?
1. major mass
2. metallic mass
3. atomic mass
4. real mass
| null | null | null | null |
[
"major mass",
"metallic mass",
"atomic mass",
"real mass"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is made of gases that are essential for photosynthesis and other life activities?
1. stratosphere
2. air
3. atmosphere
4. ocean
| null | null | null | null |
[
"stratosphere",
"air",
"atmosphere",
"ocean"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When a stream flows from a hard to soft rock area, what is often formed?
1. a riverbank
2. a river
3. a waterfall
4. a lake
| null | null | null | null |
[
"a riverbank",
"a river",
"a waterfall",
"a lake"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What term means taking used items and materials and turning them into something new?
1. recycling
2. feeding
3. reproducing
4. collecting
| null | null | null | null |
[
"recycling",
"feeding",
"reproducing",
"collecting"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What lets different species of anole lizards live in the same area without competing?
1. variation
2. concentration
3. specialization
4. cooperation
| null | null | null | null |
[
"variation",
"concentration",
"specialization",
"cooperation"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are made in the first step of the scientific method?
1. patterns
2. observations
3. conclusions
4. hypothesis
| null | null | null | null |
[
"patterns",
"observations",
"conclusions",
"hypothesis"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of organisms do not need blood?
1. cold-blooded
2. vertebrate
3. single-celled
4. marine
| null | null | null | null |
[
"cold-blooded",
"vertebrate",
"single-celled",
"marine"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of plants are the mosses, the hornwarts, and the liverworts considered to be?
1. Vascular
2. xerophyte
3. spirogyra
4. nonvascular
| null | null | null | null |
[
"Vascular",
"xerophyte",
"spirogyra",
"nonvascular"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Wearing what will reduce the amplitude of sound waves entering the ears?
1. hearing protectors
2. hardhat
3. goggles
4. megaphone
| null | null | null | null |
[
"hearing protectors",
"hardhat",
"goggles",
"megaphone"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of motion only occurs when there is one force applied at the beginning of the trajectory after which there is no interference apart from gravity?
1. projectile
2. thrust
3. propellant
4. velocity
| null | null | null | null |
[
"projectile",
"thrust",
"propellant",
"velocity"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of energy is produced when two objects move together?
1. potential energy
2. physical energy
3. mechanical energy
4. molecular energy
| null | null | null | null |
[
"potential energy",
"physical energy",
"mechanical energy",
"molecular energy"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Which form of matter assumes the shape of its container?
1. solids
2. crystals
3. liquids
4. gas
| null | null | null | null |
[
"solids",
"crystals",
"liquids",
"gas"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of energy is possessed by autumn leaves before they fall?
1. potential energy
2. kinetic energy
3. radioactive energy
4. mechanical energy
| null | null | null | null |
[
"potential energy",
"kinetic energy",
"radioactive energy",
"mechanical energy"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The heterotroph eats only or mainly what?
1. decomposers
2. animals
3. roots
4. plants
| null | null | null | null |
[
"decomposers",
"animals",
"roots",
"plants"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
All carbon atoms have how many protons?
1. eight
2. one
3. two
4. six
| null | null | null | null |
[
"eight",
"one",
"two",
"six"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The cerebellum is associated with what major human organ?
1. brain
2. liver
3. bladder
4. heart
| null | null | null | null |
[
"brain",
"liver",
"bladder",
"heart"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The kinetic energy of a moving object depends on it's mass and it's what?
1. liquid content
2. shape
3. iron content
4. volume
| null | null | null | null |
[
"liquid content",
"shape",
"iron content",
"volume"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Electromagnetic waves are comprised of what two types of energy?
1. solar and kinetic
2. kinetic and electric
3. magnetic and gravitational
4. electric and magnetic
| null | null | null | null |
[
"solar and kinetic",
"kinetic and electric",
"magnetic and gravitational",
"electric and magnetic"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Cranial nerves convey specific sensory information from the head and neck directly to what organ?
1. nose
2. heart
3. eye
4. brain
| null | null | null | null |
[
"nose",
"heart",
"eye",
"brain"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Where are the viral enzyme and genome packaged inside?
1. pollen grains
2. viral capsid
3. mitochondria
4. ribosomes
| null | null | null | null |
[
"pollen grains",
"viral capsid",
"mitochondria",
"ribosomes"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What would cause warm receptors to signal the hypothalamic thermostat?
1. lower temperature
2. increased temperature
3. hyperventilation
4. hypothermia
| null | null | null | null |
[
"lower temperature",
"increased temperature",
"hyperventilation",
"hypothermia"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The direction of the force of gravity is in what direction?
1. fragmented line
2. straight line
3. curved line
4. staggered line
| null | null | null | null |
[
"fragmented line",
"straight line",
"curved line",
"staggered line"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Sickle-cell anemia, leukemia, lymphoma, and hemophilia are examples of what types of disease?
1. microscopic disease
2. Cancer
3. blood disease
4. Bone Diease
| null | null | null | null |
[
"microscopic disease",
"Cancer",
"blood disease",
"Bone Diease"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In hypothesis-based science, specific results are predicted from a general premise, which is called what type of reasoning that proceeds from general to particular?
1. transitive
2. deductive
3. reactive
4. reflexive
| null | null | null | null |
[
"transitive",
"deductive",
"reactive",
"reflexive"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The process by which an organism develops from a single-celled zygote to a multi-cellular organism is complex and well regulated. the regulation occurs through signaling between cells and tissues and responses in the form of what?
1. differential gene expression
2. spontaneous mutation
3. phenotype exchange
4. dna replication
| null | null | null | null |
[
"differential gene expression",
"spontaneous mutation",
"phenotype exchange",
"dna replication"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The development of specific structures in specific locations is called what?
1. specialty skills
2. speciation
3. pattern formation
4. adaptation
| null | null | null | null |
[
"specialty skills",
"speciation",
"pattern formation",
"adaptation"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
An experiment generates what to support a hypothesis?
1. study
2. evidence
3. falsehoods
4. reason
| null | null | null | null |
[
"study",
"evidence",
"falsehoods",
"reason"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the outermost occupied shell of electrons in an atom.
1. radiative shell
2. modular shell
3. valence shell
4. Inner Shell
| null | null | null | null |
[
"radiative shell",
"modular shell",
"valence shell",
"Inner Shell"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What ear structure has three fluid filled ducts, including the organ of corti, where sound waves in air go to vibration?
1. saccule
2. semicirciular canal
3. utricle
4. cochlea
| null | null | null | null |
[
"saccule",
"semicirciular canal",
"utricle",
"cochlea"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the name for elements that neither contain carbon nor come from living things?
1. minerals
2. acids
3. pigments
4. contaminants
| null | null | null | null |
[
"minerals",
"acids",
"pigments",
"contaminants"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Kinetic energy is energy of this?
1. gravity
2. speed
3. motion
4. food
| null | null | null | null |
[
"gravity",
"speed",
"motion",
"food"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Reproduction in prokaryotic cells is by what process of growth, enlargement and division?
1. photosynthesis
2. budding
3. binary fission
4. mitosis
| null | null | null | null |
[
"photosynthesis",
"budding",
"binary fission",
"mitosis"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Why do some dry fruits split open at maturity?
1. to release toxins
2. to release berries
3. to release seeds
4. to regenerate
| null | null | null | null |
[
"to release toxins",
"to release berries",
"to release seeds",
"to regenerate"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is an ionic bond in nature?
1. electrostatic
2. magnetic
3. kinetic
4. radioactive
| null | null | null | null |
[
"electrostatic",
"magnetic",
"kinetic",
"radioactive"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Most air masses form over what two types of regions?
1. marine and tropical
2. polar and tropical
3. arctic and marine
4. polar and arctic
| null | null | null | null |
[
"marine and tropical",
"polar and tropical",
"arctic and marine",
"polar and arctic"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Earthworms are important deposit feeders that help form and enrich what material?
1. wood
2. soil
3. coal
4. shale
| null | null | null | null |
[
"wood",
"soil",
"coal",
"shale"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Growth, morphogenesis, and cell differentiation produce the plant what?
1. fur
2. fat
3. body
4. tail
| null | null | null | null |
[
"fur",
"fat",
"body",
"tail"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is a fold of the outer skin lining the shell called?
1. stack
2. mantle
3. cortex
4. marble
| null | null | null | null |
[
"stack",
"mantle",
"cortex",
"marble"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What sciences are the study of living organisms?
1. earth sciences
2. physical sciences
3. life sciences
4. social sciences
| null | null | null | null |
[
"earth sciences",
"physical sciences",
"life sciences",
"social sciences"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Frogs are amphibians that live part of the time in fresh water and rest of the time where?
1. in stagnant water
2. underground
3. on land
4. in salt water
| null | null | null | null |
[
"in stagnant water",
"underground",
"on land",
"in salt water"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Name the missing type of friction: static, rolling, fluid _____?
1. turning
2. falling
3. sliding
4. dragging
| null | null | null | null |
[
"turning",
"falling",
"sliding",
"dragging"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the study of how living organisms interact with each other and with their environment?
1. botany
2. ecology
3. zoology
4. genetics
| null | null | null | null |
[
"botany",
"ecology",
"zoology",
"genetics"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are electrons lost during the formation of ions called?
1. isotopes
2. cations
3. oxides
4. catalysts
| null | null | null | null |
[
"isotopes",
"cations",
"oxides",
"catalysts"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Making a specific statement based on a general principle is the definition of what type of reasoning?
1. inductive
2. deductive
3. transitive
4. inference
| null | null | null | null |
[
"inductive",
"deductive",
"transitive",
"inference"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The earth's magnetic poles have done what repeatedly in the past?
1. demagnetized
2. switched places
3. stayed the same
4. rotated
| null | null | null | null |
[
"demagnetized",
"switched places",
"stayed the same",
"rotated"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What do we call the orderly sequence of events in the life of a cell from the division of a single parent cell to produce two new daughter cells, to the subsequent division of those daughter cells?
1. cell cycle
2. cell death
3. cell replication
4. circadian cycle
| null | null | null | null |
[
"cell cycle",
"cell death",
"cell replication",
"circadian cycle"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are natural resources which can be replaced in a relatively short period called?
1. renewable resources
2. solvent resources
3. replaceable resources
4. materials resources
| null | null | null | null |
[
"renewable resources",
"solvent resources",
"replaceable resources",
"materials resources"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The biological electron transport chain provides for an orderly, stepwise transfer of electrons. both nadh (reduced nicotinamide adenine dinucleotide) and fadh2 (reduced flavin adenine dinucleotide) are energy rich molecules that liberate a large amount of energy during what?
1. conduction
2. evaporation
3. oxidation
4. extrapolation
| null | null | null | null |
[
"conduction",
"evaporation",
"oxidation",
"extrapolation"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The cells within meristems divide relatively frequently, generating additional what?
1. chlorophyll
2. proteins
3. cells
4. photosynthesis
| null | null | null | null |
[
"chlorophyll",
"proteins",
"cells",
"photosynthesis"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Another unit of energy, used widely in the health professions and everyday life, is _______?
1. biomass ( cal )
2. body index
3. calorie ( cal )
4. carbs
| null | null | null | null |
[
"biomass ( cal )",
"body index",
"calorie ( cal )",
"carbs"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are the specfic types of proteins that determine your blood type called?
1. antibodies
2. Plasma
3. Globulins
4. antigens
| null | null | null | null |
[
"antibodies",
"Plasma",
"Globulins",
"antigens"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Which layer of soil experiences the most weathering?
1. top layer
2. subsoil
3. bedrock
4. humus
| null | null | null | null |
[
"top layer",
"subsoil",
"bedrock",
"humus"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Osteoporosis, osteoarthritis, fractures, and sprains are problems affecting what system?
1. tissues system
2. nervous system
3. skeletal system
4. digestive system
| null | null | null | null |
[
"tissues system",
"nervous system",
"skeletal system",
"digestive system"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are typically arranged into complex tubular networks with extensive surface areas?
1. hair follicles
2. Golgi apparatus
3. alveoli
4. transport epithelia
| null | null | null | null |
[
"hair follicles",
"Golgi apparatus",
"alveoli",
"transport epithelia"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the simplest unit of structure and function of all living organisms called?
1. partical
2. molecule
3. atom
4. cell
| null | null | null | null |
[
"partical",
"molecule",
"atom",
"cell"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Activities that can reduce the effects of what condition include exercises to keep the blood and lymph flowing through affected areas?
1. anemia
2. inflammation
3. asthma
4. edema
| null | null | null | null |
[
"anemia",
"inflammation",
"asthma",
"edema"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
An alloy is a mixture of metals that has bulk metallic properties different from those of its what?
1. nuclear elements
2. mineral elements
3. constituent elements
4. system elements
| null | null | null | null |
[
"nuclear elements",
"mineral elements",
"constituent elements",
"system elements"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
There are two types of digestion, mechanical and what else?
1. chemical
2. radiation
3. thermal
4. mineral
| null | null | null | null |
[
"chemical",
"radiation",
"thermal",
"mineral"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the rate at which energy is being transferred called?
1. electric
2. power
3. pressure
4. force
| null | null | null | null |
[
"electric",
"power",
"pressure",
"force"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Where does the process of assembling amino acids into a protein take place?
1. in the chitin
2. in the nucleus
3. in chromosomes
4. in the ribosome
| null | null | null | null |
[
"in the chitin",
"in the nucleus",
"in chromosomes",
"in the ribosome"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Where can you find sodium acetate?
1. table salt
2. a heat pack
3. baking soda
4. a cold pack
| null | null | null | null |
[
"table salt",
"a heat pack",
"baking soda",
"a cold pack"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
For a given amount of solute, do smaller particles have a greater or lesser surface area?
1. lesser
2. greater
3. neither
4. equal
| null | null | null | null |
[
"lesser",
"greater",
"neither",
"equal"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the functional unit of compact bone?
1. the osteon
2. the auteron
3. the canton
4. the boron
| null | null | null | null |
[
"the osteon",
"the auteron",
"the canton",
"the boron"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Mineralocorticoids are hormones synthesized by the adrenal cortex that affect what balance, by regulating sodium and water levels?
1. homeostasis
2. equilibrium
3. blood pressure
4. osmotic
| null | null | null | null |
[
"homeostasis",
"equilibrium",
"blood pressure",
"osmotic"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The pulmonary circulation carries blood between what two organs?
1. heart and lungs
2. lungs and kidney
3. kidney and heart
4. heart and pancreas
| null | null | null | null |
[
"heart and lungs",
"lungs and kidney",
"kidney and heart",
"heart and pancreas"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The ancient greek philosopher aristotle thought that all matter consists of just four what, which he identified as earth, air, water, and fire?
1. structures
2. ingredients
3. elements
4. compounds
| null | null | null | null |
[
"structures",
"ingredients",
"elements",
"compounds"
] |
[
1,
1,
10,
1
] | null | null | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.