dataset stringclasses 2
values | question stringlengths 6 999 | option_1 stringlengths 1 180 | option_2 stringlengths 1 185 | option_3 stringlengths 1 184 | option_4 stringlengths 1 180 | answer stringlengths 1 184 |
|---|---|---|---|---|---|---|
sciq | Evolutionary adaptation is evidenced by different shapes of what structures in birds with different food preferences? | Stomach | necks | beaks | claws | beaks |
sciq | Biomass, solar, wind, water, and geothermal power are examples of what kinds of energy resources? | renewable | fossil fuel | electrical | mechanical | renewable |
sciq | What group of simple organisms recycles nutrients and has been on earth since long before multicellular life appeared? | prokaryotes | bacteria | eukaryotes | protists | prokaryotes |
sciq | What are the rod-like structures made of short microtubules that play an important part in cellular division? | centrioles | fibrils | cilia | mitochondria | centrioles |
sciq | Where do most biochemical reactions take place? | outside of cells | within cells | stomach | upper atmosphere | within cells |
sciq | What are organisms that depend on other living things for food? | products | buyers | consumers | customers | consumers |
sciq | Most motions in nature follow ________ rather than straight lines? | curved paths | vertical paths | sharp paths | horizontal paths | curved paths |
sciq | In a carbon triple bond, how many pairs of electrons are shared? | four | one | two | three | three |
sciq | In living systems, diffusion of substances into and out of cells is mediated by the what membrane? | gas | fluid | ferment | plasma | plasma |
sciq | What are the "levels" in a food chain or web called? | gauges | parts | root | trophic | trophic |
sciq | In which state of matter do particles take the shape of their container, but cannot expand to fill it? | chemical | liquid | gas | mixture | liquid |
sciq | What process joins two haploid gametes into a diploid zygote? | fusion | migration | embryo | fertilization | fertilization |
sciq | The oxygen atom in a water molecule pull the electrons away from the hydrogen atoms which leads to an unequal distribution of what? | nitrogen | atomic mass | orbits | charge | charge |
sciq | What are the antibodies an animal produces after exposure to a microbial antigen? | isolated | chimeric | polyclonal | monoclonal | polyclonal |
sciq | Where are most plants firmly rooted? | grass | mineral | rock | soil | soil |
sciq | What reaction is considered the reverse of photosynthesis? | cellular transfer | cellular decay | cellular respiration | cellular digestion | cellular respiration |
sciq | Some compounds containing hydrogen are members of an important class of substances known as what? | acids | ions | bases | proteins | acids |
sciq | What kind of beneficial relationships with other organisms are common in the plant kingdom? | mutualistic | symbiotic | autotrophic | Host | mutualistic |
sciq | Gas, liquid, and solid describe what property of matter? | states | Chemical | Physical | Quatitative | states |
sciq | As with other organic compounds that form hydrogen bonds, water solubility of amines is reflected in the length of what? | carbon chains | hydrocarbon bonds | nuclei chains | complex carbohydrates | carbon chains |
sciq | What do you call the membrane lining the back of the eye? | stimulation | aperture | retina | cornea | retina |
sciq | A sperm cell and an egg cell fuse to become what? | fetus | embryo | unfertilized egg | fertilized egg | fertilized egg |
sciq | Which waves have the longest wavelengths but the least energy in the atmosphere? | microwaves | channel waves | light waves | radio waves | radio waves |
sciq | What is a hole that is dug or drilled through the ground down to an aquifer called? | ditch | canal | moat | well | well |
sciq | What can sodium ions not pass through? | narrowness lipid bilayer | benthic lipid bilayer | nonpolar lipid bilayer | Lipid Control | nonpolar lipid bilayer |
sciq | What will the contraction of smooth muscles help organs do? | carry out functions | move across distances | move joints | fine motor movements | carry out functions |
sciq | Lenses make use of what to create images? | resonance of light | envelopment of light | refraction of light | stimulation of light | refraction of light |
sciq | What is another term for nearsightedness? | myopia | astigmatism | anemia | hypoxia | myopia |
m1_mnlp | I want to send a value to Bob without him knowing which value I sent and such that I cannot change my mind later when I reveal it in clear. I should use \dots | a digital signature. | a commitment scheme. | a PRNG. | a stream cipher. | a commitment scheme. |
sciq | What form when water vapor condenses in the air around specs of matter? | humidity | condensation | clouds | storms | clouds |
sciq | Community interactions are important factors in what? | natural selection | natural resources | natural process | natural change | natural selection |
sciq | What are the strongest chemical bonds? | covalent and ionic bonds | mutual and stock bonds | curvature and ionic bonds | weak and ionic bonds | covalent and ionic bonds |
sciq | Intestinal cells combine with proteins to create what? | chondrocytes | amino acids | lipoproteins | chylomicrons | chylomicrons |
sciq | Most animals are in which clade? | bilateria | synapsids | metazoa | eutheria | bilateria |
sciq | What makes a complete orbit around the earth once every 29 1/2 days? | the moon | Gemini | Mars | the Sun | the moon |
sciq | There are three different types of rna. all three types are needed to make what? | proteins | lipids | acids | Blood | proteins |
sciq | Which gland is an extension of the hypothalamus? | pineal gland | adrenal gland | salivary gland | posterior pituitary gland | posterior pituitary gland |
sciq | What are atoms or groups of atoms called which carry and electrical charge? | molecules | protons | electrons | ions | ions |
sciq | The fetus is connected to what by a tube called the umbilical cord? | Fallopian tube | Intestines | placenta | Stomach | placenta |
sciq | What is the term for the buildup of electric charge on an object, which can be transferred to another when touched? | static electricity | electromagnetic electricity | electric potential | static cling | static electricity |
sciq | The afferent arterioles service about 1.3 million of what in each kidney? | neurons | axons | nephrons | dendrites | nephrons |
sciq | Insulin is produced by what cells of the pancreas? | platelet | gamma | alpha | beta | beta |
sciq | What basic structures are called the building blocks of life and comprise all living things? | seeds | lipids | pigments | cells | cells |
sciq | What are the sporophytes in ferns? | spores | cycles | leafy plants | leaves | leafy plants |
sciq | What are the ionic compounds that produce negative hydroxide ions when dissolved in water? | enzymes | isotopes | bases | acids | bases |
sciq | Besides the endocrine system, what other system exerts control over all the organ systems of the body? | circulatory system | nervous system | skeleton system | abnormal system | nervous system |
sciq | The main functions of what complex carbohydrates are to store energy and form structural tissues? | monosaccharides | polysaccharides | oligosaccharides | polypeptides | polysaccharides |
sciq | Which state of matter lacks a fixed volume, fixed shape, and consists of charged particles? | atoms | isotopes | ions | electrons | ions |
sciq | In science, what is a bit of information that is true? | lie | falsehood | a fact | theory | a fact |
sciq | What's the term for a relationship between two organisms where at least one benefits? | symbiosis | morphogenesis | dermatitis | meiosis | symbiosis |
sciq | What type of tissue is blood? | nervous | muscular | connective | epithelial | connective |
sciq | What type of organism is commonly used in preparation of foods such as cheese and yogurt? | mesophilic organisms | viruses | gymnosperms | protozoa | mesophilic organisms |
sciq | A nerve cell that carries messages is called a? | stem cell | platelet | mitochondria | neuron | neuron |
sciq | When traveling through space what do mechanical waves lose? | Force | Speed | Mass | energy | energy |
sciq | The rate at which an unstable isotope decays is measured in a unit known as what? | half-time | full-life | staying-life | half-life | half-life |
sciq | What is a measure of the amount of space a substance or an object takes up? | density | volume | speed | mass | volume |
sciq | In many polychaetes, the parapodia are richly supplied with blood vessels and also function as what? | scales | gills | pores | tails | gills |
sciq | What are named for their “spiny skin”? | echinoderms | amphibians | reptiles | arachnids | echinoderms |
sciq | How do most echinoderms reproduce? | grafting | asexually | flowering | sexually | sexually |
sciq | How does lysozyme destroy bacteria? | by antibiotic use | by eating them | by paralyzing them | by digesting their cell walls | by digesting their cell walls |
sciq | Maltose, lactose, and sucrose are common types of what, which are distinguished by their monosaccharide constituents? | oxides | silicates | disaccharides | precipitates | disaccharides |
m1_mnlp | Which assertion has not been proven? | SAT $\in IP$. | SAT $\in P$. | SAT is $NP$-complete. | SAT $\in NP$. | SAT $\in P$. |
sciq | What is the type of succession that happens after the destruction of a habitat? | typical succession | primary succession | tertiary succession | secondary succession | secondary succession |
sciq | What is first year after birth is called? | primary stage | infancy | adolescence | neonatal stage | infancy |
sciq | Whereas each cell shares the same genome and dna sequence, each cell does not turn on, or express, the same set of what? | eggs | genes | babies | balls | genes |
sciq | A pulley is a simple machine that consists of a grooved wheel and? | a battery | a lever | a wedge | a rope | a rope |
sciq | Chytridiomycota are considered the most primitive of what kingdom? | plants | fungi | protists | animals | fungi |
sciq | What process takes place when echinoderms release their gametes into the water? | stimulation | fertilization | migration | isolation | fertilization |
sciq | What two element makes up a hyrdocarbon? | carbon and hydrogen | helium and carbon | hydrogen and carbonite | nitrogen and carbon | carbon and hydrogen |
sciq | Fungi are unique in having cell walls made of what? | Protein | prokaryotic | chitin | lectin | chitin |
sciq | The word fungus comes from the latin word for what? | mushroom | vegetable | spore | mold | mushroom |
sciq | What do hydrophilic substances have an affinity for? | water | soil | heat | air | water |
sciq | What is the study of how living organisms interact with each other and with their environment? | zoology | botany | genetics | ecology | ecology |
sciq | The small, egg-shaped organs that lie on either side of the uterus are called? | ovaries | kidneys | glands | lungs | ovaries |
sciq | What structures sweep laterally, hugging the pelvic walls, then turn medially and pierce the bladder wall obliquely? | tubules | catheters | fallopian tube | ureters | ureters |
sciq | Receptor clustering happens when what binds to the receptors? | lipid molecules | fas molecules | enzymes | carbohydrates | fas molecules |
sciq | Both alpha and beta decay change the number of what in an atom's nucleus? | protons | neutrons | Gamma decay | electrons | protons |
sciq | What are misfolded versions of normal brain proteins? | protons | humans | ribosomes | prions | prions |
sciq | What occurs when a substance reacts quickly with oxygen? | oxidation | catalytic conversion | combustion reaction | convection | combustion reaction |
sciq | Visible light has what that can be detected by the human eye? | dimensions | wavelengths | patterns | colors | wavelengths |
sciq | The testes produce what hormone? | estrogen | testosterone | insulin | dopamine | testosterone |
sciq | How many mass distinctions have radically altered the history of life? | one | five | four | six | five |
sciq | How many valence electrons can be found in a carbon atom? | five | three | four | One | four |
sciq | When methane burns, what is produced along with carbon dioxide? | hydrogen | nitrogen | oxygen | water | water |
sciq | Energy comes in discrete packages called what? | quota | quasi | quasar | quanta | quanta |
sciq | What component of cells is present in plant and bacterial cells but not animal cells? | nucleus | cell wall | plasma | mitochondria | cell wall |
sciq | Gases such as co2 and methane can trap what energy in earth's atmosphere, before radiating it into space? | potential energy | sunlight energy | thermal energy | mechanical energy | thermal energy |
sciq | Blood leaves the left ventricle via the what? | aorta | capillary | dorsal chamber | atrium | aorta |
sciq | Tissues of marine bony fishes gain what from their surroundings? | excess salts | absorb salts | mercury | toxins | excess salts |
sciq | Spirals, spheres, and rods are examples of what distinguishing property of bacteria? | color | shape | function | organ | shape |
sciq | The creation and destruction of oceanic crust is the reason what moves? | planets | continents | animals | oceans | continents |
sciq | What monthy cycle causes changes in the ovaries and uterus? | sleep-wake cycle | water cycle | tides | the menstrual cycle | the menstrual cycle |
sciq | What is the fruiting body that occurs after two hyphae mate and form a mycelium with sporangia? | fungus | mold | mushroom | yeast | mushroom |
sciq | What is defined as a group of living and nonliving things and their environment? | habitat | degradation | ecosystem | degradation | ecosystem |
sciq | Condensation, melting, deposition, sublimation, vaporization, and freezing are all considered changes in what? | altitude | speed | state | density | state |
sciq | The goal of homeostasis is the maintenance of what, around a point or value called a set point? | equilibrium | agitation | steadiness | imbalance | equilibrium |
sciq | The gender of a baby is determined by what special pair of chromosomes? | diploid chromosomes | reflection chromosomes | sister chromatids | sex chromosomes | sex chromosomes |
sciq | Karyotyping shows whether what structures, which contain genetic information, are normal in number and appearance? | chromosomes | nucleoids | neutrons | ribosomes | chromosomes |
sciq | The plasma membrane pulls away from the cell wall as it shrivels. what is this process called? | fluctuations | plasmolysis | sporozoans | osmosis | plasmolysis |
sciq | The largest absorption of heat comes during the vaporization of what? | liquid water | magma | carbon dioxide | ice | liquid water |
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