Jenjamin3000/MNLP_M3_MCQA_before_FT · Datasets at Hugging Face

id stringlengths 6 15	question_type stringclasses 1 value	question stringlengths 15 683	choices listlengths 4 4	answer stringclasses 5 values	explanation stringclasses 481 values
sciq-8575	multiple_choice	What is the first step of the calvin cycle called?	[ "carbon fixation", "breath fixation", "carbon maturation", "dioxide fixation" ]	A
scienceQA-4174	multiple_choice	How long is a tennis racket?	[ "23 inches", "23 miles", "23 yards", "23 feet" ]	A	The best estimate for the length of a tennis racket is 23 inches. 23 feet, 23 yards, and 23 miles are all too long.
sciq-5342	multiple_choice	What links together to form long polymeric chains?	[ "nucleotides", "peptides", "genes", "lipids" ]	A
sciq-5580	multiple_choice	What reaction is considered the reverse of photosynthesis?	[ "cellular transfer", "cellular decay", "cellular respiration", "cellular digestion" ]	C
sciq-6142	multiple_choice	Like birds, most other reptiles excrete their nitrogenous wastes as what acid?	[ "hydrochloric", "sulphuric", "uric", "lactic" ]	C
sciq-7328	multiple_choice	The large hadron collider is the biggest type of what invention, which boosts particles to high energies?	[ "electron microscope", "particle accelerator", "nuclear reactor", "mass spectrometer" ]	B
sciq-5619	multiple_choice	What kind of reproduction, in general, relies on sets of cells that are precursors for eggs and sperm?	[ "binary fission", "asexual", "sexual", "fusion" ]	C
sciq-8700	multiple_choice	What do some animals use to get a feel for their environment?	[ "fibroblasts", "neuroreceptors", "nociceptors", "mechanoreceptors" ]	D
sciq-8948	multiple_choice	What is the primary force driving fluid transport between the capillaries and tissues?	[ "isolate pressure", "constructs pressure", "hydrostatic pressure", "temperature pressure" ]	C
sciq-6054	multiple_choice	The white fluffy part of popcorn is also what?	[ "membrane", "phosphor", "jiffy", "endosperm" ]	D
sciq-205	multiple_choice	What two ways may light be transmitted?	[ "reflected or refracted", "refracted or scattered", "absorption and refraction", "magnified or scattered" ]	B
sciq-10879	multiple_choice	What is responsible for the properties of metals?	[ "the metallic bond", "the metallic properties", "the metallic presence", "the metallic yield" ]	A
sciq-9172	multiple_choice	The state of matter - solid, liquid, or gas - is also considered what type of property?	[ "chemical", "thermal", "physical", "mechanical" ]	C
sciq-6519	multiple_choice	Liverworts are small plants that grow close to what?	[ "tree tops", "ground", "beaches", "houses" ]	B
scienceQA-8361	multiple_choice	What do these two changes have in common? shaking up salad dressing ice melting in a glass	[ "Both are caused by cooling.", "Both are chemical changes.", "Both are only physical changes.", "Both are caused by heating." ]	C	Step 1: Think about each change. Shaking up salad dressing is a physical change. The different parts mix together, but they are still made of the same type of matter. Ice melting in a glass is a change of state. So, it is a physical change. The solid ice becomes liquid, but it is still made of water. A different type of matter is not made. Step 2: Look at each answer choice. Both are only physical changes. Both changes are physical changes. No new matter is created. Both are chemical changes. Both changes are physical changes. They are not chemical changes. Both are caused by heating. Ice melting is caused by heating. But shaking up salad dressing is not. Both are caused by cooling. Neither change is caused by cooling.
sciq-10764	multiple_choice	What is the final product of the calvin cycle?	[ "energy", "glucose", "chloride", "insulin" ]	B
sciq-10334	multiple_choice	What group of organisms was initially misclassified as plants because they also lack the ability to move, grow in soil, and have cell walls?	[ "algae", "protozoa", "fungi", "gymnosperm" ]	C
sciq-7629	multiple_choice	In which part of the ear are the vibrations amplified by the malleus, incus, and stapes?	[ "major ear", "outer ear", "middle ear", "inner ear" ]	C
sciq-10633	multiple_choice	What kind of scientist is concerned with facets of geomorphology, topography, vegetation, and climate?	[ "soil scientist", "atstronomer", "geophysicist", "geologist" ]	A
sciq-6042	multiple_choice	During what do homologous chromosomes separate and go to different daughter cells?	[ "mitosis", "birth", "meiosis", "electrolysis" ]	C
sciq-10651	multiple_choice	Found in plants and algae, chloroplasts are the site of what process?	[ "photosynthesis", "spermatogenesis", "glycolysis", "transferase" ]	A
sciq-11482	multiple_choice	What consists of structures that produce eggs and secrete female sex hormones?	[ "asexual reproductive system", "male reproductive system", "female reproductive system", "female neural system" ]	C
sciq-8621	multiple_choice	The e. coli chromosome, like many other bacterial chromosomes, is what shape?	[ "triangular", "circular", "square", "oval" ]	B
sciq-5346	multiple_choice	The sun emits energy in the form of what?	[ "microwave radiation", "mechanical radiation", "particles radiation", "electromagnetic radiation" ]	D
sciq-9042	multiple_choice	Through a succession of mitotic cell divisions, what gives rise to a large number of cells?	[ "air", "cytoplasm", "condensation", "zygote" ]	D
sciq-7506	multiple_choice	What important process takes place in specialized tissue inside plant leaves?	[ "pollination", "mitosis", "reproduction", "photosynthesis" ]	D
sciq-8132	multiple_choice	Bacterial contamination of foods can lead to digestive problems, an illness known as what?	[ "acid reflux", "food poisoning", "headache", "ulcers" ]	B
sciq-6125	multiple_choice	What is the condition of a plant in which the fluid in a cell exerts a pressure against the cell wall?	[ "hydration", "tumor", "turgor", "constriction" ]	C
sciq-1970	multiple_choice	Reptiles and birds are the only known living descendants of what?	[ "dinosaurs", "dragons", "mammals", "fossils" ]	A
sciq-3905	multiple_choice	Kidney stones are considered a disease that affects which system?	[ "digestive system", "urinary system", "reproductive system", "muscular system" ]	B
sciq-136	multiple_choice	What occurs when groups from the same species stop mating because of something other than physical or geographic separation?	[ "complementary speciation", "extinction", "invasive speciation", "sympatric speciation" ]	D
sciq-340	multiple_choice	What is the color of the powder of a mineral?	[ "organic", "streak", "gray", "blue" ]	B
ai2_arc-699	multiple_choice	Coal and trees are resources found in Maryland. Both resources are used for	[ "making paper", "making pencils", "building houses", "producing heat" ]	D
sciq-823	multiple_choice	What is the study of matter and the changes that material substances undergo.	[ "chemistry", "biology", "geology", "physiology" ]	A
sciq-4614	multiple_choice	What is the limiting factor for bacteria in a dish?	[ "space", "density", "material", "speed" ]	A
sciq-3572	multiple_choice	What do you call the set of seventeen chemical elements possessing particular importance for a variety of industrial processes, used frequently in modern technology?	[ "rare earth metals", "base chemicals", "fossil fuel", "reactive elements" ]	A
sciq-3386	multiple_choice	How close a measurement is to the correct value for that measurement is known as what?	[ "rate", "frequency", "accuracy", "temperature" ]	C
sciq-4549	multiple_choice	What do you call a carnivore that eats mainly insects?	[ "predator", "omnivores", "pescatorian", "insectivores" ]	D
sciq-10870	multiple_choice	When carbon atoms are not bonded to as many hydrogen atoms as possible, what kind of hydrocarbon results?	[ "unsaturated", "saturated", "unstable", "aqueous" ]	A
sciq-10496	multiple_choice	Why do hummingbirds have long narrow bills?	[ "to feed their offspring", "to reach the nectar at the bottom of flowers", "to store food", "for protection against predators" ]	B
sciq-1857	multiple_choice	What type of light has shorter wavelengths than visible light and has enough energy to kill bacteria?	[ "ultraviolet", "luminescence", "infrared", "reflected light" ]	A
sciq-2706	multiple_choice	Both solids and liquids hold a definite what?	[ "shape", "volume", "mass", "size" ]	B
sciq-10025	multiple_choice	What is a close relationship between two species in which at least one species benefits called?	[ "parasitic", "symbiosis", "morphogenesis", "competition" ]	B
sciq-8966	multiple_choice	How long are microfilaments?	[ "7 m", "7 nm", "9 nm", "4 nm" ]	B
sciq-10157	multiple_choice	What part of the plant, in general, is responsible for transport and storage of water and minerals?	[ "pistil", "stems", "petals", "leaves" ]	B
sciq-9590	multiple_choice	The three greatest proximate threats to biodiversity are habitat loss, overharvesting, and introduction of what?	[ "solar radiation", "carbon monoxide", "carbon dioxide", "exotic species" ]	D
sciq-102	multiple_choice	What is the term for the force of attraction between things that have a mass?	[ "motion", "weight", "gravity", "magnetism" ]	C
sciq-721	multiple_choice	There are several types of wetlands including marshes, swamps, bogs, mudflats, and salt marshes. the three shared characteristics among these types—what makes them wetlands—are their hydrology, hydrophytic vegetation, and this?	[ "niya soils", "stibnite soils", "sandy soils", "hydric soils" ]	D
sciq-1016	multiple_choice	What type of thin lava forms shapes and tubes as it flows?	[ "pāhoehoe", "xeric", "xerophyte", "spicule" ]	A
sciq-4763	multiple_choice	About 95 percent of lipids are absorbed in what organ of the digestive system?	[ "large intestine", "small intestine", "stomach", "kidneys" ]	B
sciq-391	multiple_choice	Many of the hormones are secreted in response to what signals of the body?	[ "nervous system signals", "skeletal system signals", "heart system signals", "nose system signals" ]	A
sciq-3361	multiple_choice	Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?	[ "minerals", "proteins", "cells", "acids" ]	B
sciq-4264	multiple_choice	Three ways that waves may interact with matter are reflection, refraction, and what?	[ "distortion", "absorption", "diffraction", "dispose" ]	C
sciq-7765	multiple_choice	Electromagnetic radiation is a form of what?	[ "fuel", "energy", "wave", "fusion" ]	B
sciq-9754	multiple_choice	When bacteria are destroyed by leukocytes, what are released into the blood?	[ "sporozoans", "pyrogens", "carcinogens", "proteins" ]	B
sciq-3122	multiple_choice	What organelle contains the genetic material of the cell?	[ "nucleus", "gamete", "meiosis", "fetus" ]	A
sciq-5771	multiple_choice	What is the name of the period of transition between the beginning of puberty and adulthood?	[ "childhood", "maturation", "adolescence", "aging" ]	C
sciq-3453	multiple_choice	Dutch scientist christiaan huygens' principle of what states that every point on a wavefront is a source of wavelets that spread out in the forward direction at the speed of the wave itself?	[ "energy propagation", "wave propagation", "wave dynamics", "electromagnetic dynamics" ]	B
ai2_arc-424	multiple_choice	Which example describes a behavioral adaptation?	[ "A bird builds its nest in the ash near a volcano.", "A whale has the ability to hold its breath for 20 minutes.", "A fox's hair is white in the winter and brown in the summer.", "A monkey has long arms that allow it to swing from one branch to another." ]	A
sciq-11325	multiple_choice	Living species of chordates are classified into three major subphyla: vertebrata, urochordata, and what?	[ "spirogyra", "cephalochordata", "invertebrates", "xerophyte" ]	B
sciq-7880	multiple_choice	Physical properties are characteristics that describe what as it exists?	[ "antimatter", "matter", "imagination", "life" ]	B
sciq-4722	multiple_choice	What keeps the earth orbiting the sun?	[ "weak nuclear force", "strong nuclear force", "gravity", "magnetic force" ]	C
sciq-9219	multiple_choice	Most of food's chemical energy ultimately comes from what source?	[ "plants", "minerals", "sunlight", "air" ]	C
sciq-8122	multiple_choice	What type of landscape has grasslands with scattered trees, are hot and have extensive dry seasons along with fire?	[ "tundra", "arctic", "deserts", "savannas" ]	D
sciq-9811	multiple_choice	Continually increasing the pressure on the liquid will eventually cause the substance to do what?	[ "explode", "solidify", "erode", "transform" ]	B
sciq-6009	multiple_choice	Electrons can move from one atom to another; when they do, specimens called what, with overall electric charges, are formed?	[ "cations", "molecules", "ions", "atoms" ]	C
sciq-6073	multiple_choice	Gas lines should be made of what so they do not rupture?	[ "typically material", "flexible material", "adjustment material", "Hard material" ]	B
sciq-7003	multiple_choice	The number of protons in an atom is called what?	[ "atomic number", "isotope", "mass number", "metallic number" ]	A
sciq-1523	multiple_choice	Each enhancer is made up of short dna sequences called what?	[ "distal control elements", "fibrous control elements", "pisttal control elements", "electrolysis control elements" ]	A
sciq-2144	multiple_choice	Learning to get used to something after being exposed to it for a while is associated with what kind of learning?	[ "dissociation", "assimilation", "association", "habituation" ]	D
sciq-5297	multiple_choice	The force applied to an object is called?	[ "strain", "torque", "stress", "gravity" ]	C
sciq-2319	multiple_choice	What occurs when the pancreas doesn’t make enough insulin or else the body’s cells are resistant to the effects of insulin?	[ "hepatitis", "colitis", "anemia", "diabetes" ]	D
sciq-4778	multiple_choice	Which primate group generally lives alone?	[ "gorilla", "human", "orangutan", "chimpanzee" ]	C
sciq-7396	multiple_choice	The ancient greek philosopher aristotle thought that all matter consists of just four what, which he identified as earth, air, water, and fire?	[ "elements", "structures", "compounds", "ingredients" ]	A
ai2_arc-729	multiple_choice	Rosaria discovered a type of structure she could not identify in a sample of pond water. Her teacher looked into her microscope and explained that they were zygotes produced by one of the protists in her sample. The zygotes belong to which protist?	[ "amoeba", "euglena", "paramecium", "volvox" ]	D
sciq-10499	multiple_choice	What is the term for a process that changes some chemical substances into others?	[ "toxic reaction", "chemical reaction", "chain reaction", "acid reaction" ]	B
sciq-4946	multiple_choice	What are mercury manometers often used to measure?	[ "balance", "brain waves", "weight", "blood pressure" ]	D
ai2_arc-621	multiple_choice	Human bodies have complex structures that support growth and survival. What is the most basic structure of the human body that supports growth and survival?	[ "a cell", "a tissue", "an organ", "an organ system" ]	A
ai2_arc-352	multiple_choice	Students recorded the initial and final temperatures of different-colored soils exposed to direct sunlight for three hours. The students want to compare the total temperature change for each soil color. Which of these formats would be the most appropriate for displaying the results of this investigation?	[ "bar graph", "line graph", "pie chart", "data table" ]	A
ai2_arc-859	multiple_choice	Which is the best evidence that cell division is occurring constantly in our bodies?	[ "The body has to keep breathing around the clock.", "Active people often require more food than inactive ones.", "There are many different types of tissues in the human body.", "Human beings shed millions of" ]	D
sciq-9049	multiple_choice	What do molecules need to do for a reaction to take place?	[ "melt", "separate", "explode", "collide" ]	D
sciq-10054	multiple_choice	What are the nonliving aspects of the environment called?	[ "nucleic factors", "antibiotic factors", "metastatic factors", "abiotic factors" ]	D
sciq-9384	multiple_choice	Solutions that are prepared in which a solute concentration exceeds its solubility are called what?	[ "mineralized", "supersaturated", "solidified", "instantiated" ]	B
sciq-127	multiple_choice	While the egg is developing, other changes are taking place in the uterus. it develops a thick lining that is full of what?	[ "tiny blood vessels", "amniotic fluid", "large arteries", "white blood cells" ]	A
sciq-7017	multiple_choice	What is the property that determines the amount of current flow through a particular material?	[ "demand", "resistance", "surface tension", "pressure" ]	B
sciq-9818	multiple_choice	What effect does changing temperature have on a system at equilibrium?	[ "movement", "the height", "stress", "energy" ]	C
sciq-5927	multiple_choice	What is the name of an extreme form of radiation fog?	[ "cedar fog", "tule fog", "aura fog", "smelt fog" ]	B
sciq-6731	multiple_choice	When atomic orbitals hybridize, the valence electrons occupy these?	[ "expanded pathways", "newly developed orbits", "newly created elements", "newly created orbitals" ]	D
sciq-4693	multiple_choice	What type of reproduction is exemplified by starfish and yeasts?	[ "bacteria reproduction", "sexual reproduction", "microscopic reproduction", "asexual reproduction" ]	D
sciq-4611	multiple_choice	What is the name for a change in a single nucleotide in dna?	[ "point mutation", "adaptation", "spontaneous mutation", "cell regeneration" ]	A
sciq-7334	multiple_choice	What term means taking used items and materials and turning them into something new?	[ "feeding", "recycling", "collecting", "reproducing" ]	B
sciq-4452	multiple_choice	Many important crops, such as corn, are planted and harvested as what?	[ "berries", "seeds", "trees", "cuttings" ]	B
sciq-6313	multiple_choice	Most fungi reproduce asexually by producing what?	[ "spores", "ions", "seeds", "toxins" ]	A
sciq-2959	multiple_choice	Many microorganisms are single celled and use what for perception and movement?	[ "chloroplasts", "nucleus", "mitochondria", "organelles" ]	D
sciq-10390	multiple_choice	What are the parts used in electronic devices such as computers called?	[ "electronic components", "digital components", "batteries", "chargers" ]	A
sciq-8674	multiple_choice	What are the organs work together to allow us to see?	[ "brain and eyes", "heart", "nose", "lungs" ]	A
ai2_arc-298	multiple_choice	A student gives a red toy car a push on a wooden floor. The student then pushes the same red toy car on a cement floor. Which question is the student most likely investigating?	[ "How fast does a toy car usually roll?", "What is the best way to make a toy car roll?", "Which surface allows a toy car to roll farther?", "Does color have an effect on the distance a toy car rolls?" ]	C
sciq-11389	multiple_choice	Many species use their body shape and coloration to avoid being detected by what?	[ "viruses", "biology", "predators", "males" ]	C
sciq-3941	multiple_choice	What type of charge do electrons have?	[ "negative", "bipolar", "neutral", "positive" ]	A
sciq-6751	multiple_choice	Some flatworms are free-living carnivores that live mainly in which type of habitats?	[ "Deciduous forest", "aquatic", "freshwater", "Desert" ]	B

sciq-8575

multiple_choice

What is the first step of the calvin cycle called?

[ "carbon fixation", "breath fixation", "carbon maturation", "dioxide fixation" ]

A

scienceQA-4174

multiple_choice

How long is a tennis racket?

[ "23 inches", "23 miles", "23 yards", "23 feet" ]

A

The best estimate for the length of a tennis racket is 23 inches. 23 feet, 23 yards, and 23 miles are all too long.

sciq-5342

multiple_choice

What links together to form long polymeric chains?

[ "nucleotides", "peptides", "genes", "lipids" ]

A

sciq-5580

multiple_choice

What reaction is considered the reverse of photosynthesis?

[ "cellular transfer", "cellular decay", "cellular respiration", "cellular digestion" ]

C

sciq-6142

multiple_choice

Like birds, most other reptiles excrete their nitrogenous wastes as what acid?

[ "hydrochloric", "sulphuric", "uric", "lactic" ]

C

sciq-7328

multiple_choice

The large hadron collider is the biggest type of what invention, which boosts particles to high energies?

[ "electron microscope", "particle accelerator", "nuclear reactor", "mass spectrometer" ]

B

sciq-5619

multiple_choice

What kind of reproduction, in general, relies on sets of cells that are precursors for eggs and sperm?

[ "binary fission", "asexual", "sexual", "fusion" ]

C

sciq-8700

multiple_choice

What do some animals use to get a feel for their environment?

[ "fibroblasts", "neuroreceptors", "nociceptors", "mechanoreceptors" ]

D

sciq-8948

multiple_choice

What is the primary force driving fluid transport between the capillaries and tissues?

[ "isolate pressure", "constructs pressure", "hydrostatic pressure", "temperature pressure" ]

C

sciq-6054

multiple_choice

The white fluffy part of popcorn is also what?

[ "membrane", "phosphor", "jiffy", "endosperm" ]

D

sciq-205

multiple_choice

What two ways may light be transmitted?

[ "reflected or refracted", "refracted or scattered", "absorption and refraction", "magnified or scattered" ]

B

sciq-10879

multiple_choice

What is responsible for the properties of metals?

[ "the metallic bond", "the metallic properties", "the metallic presence", "the metallic yield" ]

A

sciq-9172

multiple_choice

The state of matter - solid, liquid, or gas - is also considered what type of property?

[ "chemical", "thermal", "physical", "mechanical" ]

C

sciq-6519

multiple_choice

Liverworts are small plants that grow close to what?

[ "tree tops", "ground", "beaches", "houses" ]

B

scienceQA-8361

multiple_choice

What do these two changes have in common? shaking up salad dressing ice melting in a glass

[ "Both are caused by cooling.", "Both are chemical changes.", "Both are only physical changes.", "Both are caused by heating." ]

C

Step 1: Think about each change. Shaking up salad dressing is a physical change. The different parts mix together, but they are still made of the same type of matter. Ice melting in a glass is a change of state. So, it is a physical change. The solid ice becomes liquid, but it is still made of water. A different type of matter is not made. Step 2: Look at each answer choice. Both are only physical changes. Both changes are physical changes. No new matter is created. Both are chemical changes. Both changes are physical changes. They are not chemical changes. Both are caused by heating. Ice melting is caused by heating. But shaking up salad dressing is not. Both are caused by cooling. Neither change is caused by cooling.

sciq-10764

multiple_choice

What is the final product of the calvin cycle?

[ "energy", "glucose", "chloride", "insulin" ]

B

sciq-10334

multiple_choice

What group of organisms was initially misclassified as plants because they also lack the ability to move, grow in soil, and have cell walls?

[ "algae", "protozoa", "fungi", "gymnosperm" ]

C

sciq-7629

multiple_choice

In which part of the ear are the vibrations amplified by the malleus, incus, and stapes?

[ "major ear", "outer ear", "middle ear", "inner ear" ]

C

sciq-10633

multiple_choice

What kind of scientist is concerned with facets of geomorphology, topography, vegetation, and climate?

[ "soil scientist", "atstronomer", "geophysicist", "geologist" ]

A

sciq-6042

multiple_choice

During what do homologous chromosomes separate and go to different daughter cells?

[ "mitosis", "birth", "meiosis", "electrolysis" ]

C

sciq-10651

multiple_choice

Found in plants and algae, chloroplasts are the site of what process?

[ "photosynthesis", "spermatogenesis", "glycolysis", "transferase" ]

A

sciq-11482

multiple_choice

What consists of structures that produce eggs and secrete female sex hormones?

[ "asexual reproductive system", "male reproductive system", "female reproductive system", "female neural system" ]

C

sciq-8621

multiple_choice

The e. coli chromosome, like many other bacterial chromosomes, is what shape?

[ "triangular", "circular", "square", "oval" ]

B

sciq-5346

multiple_choice

The sun emits energy in the form of what?

[ "microwave radiation", "mechanical radiation", "particles radiation", "electromagnetic radiation" ]

D

sciq-9042

multiple_choice

Through a succession of mitotic cell divisions, what gives rise to a large number of cells?

[ "air", "cytoplasm", "condensation", "zygote" ]

D

sciq-7506

multiple_choice

What important process takes place in specialized tissue inside plant leaves?

[ "pollination", "mitosis", "reproduction", "photosynthesis" ]

D

sciq-8132

multiple_choice

Bacterial contamination of foods can lead to digestive problems, an illness known as what?

[ "acid reflux", "food poisoning", "headache", "ulcers" ]

B

sciq-6125

multiple_choice

What is the condition of a plant in which the fluid in a cell exerts a pressure against the cell wall?

[ "hydration", "tumor", "turgor", "constriction" ]

C

sciq-1970

multiple_choice

Reptiles and birds are the only known living descendants of what?

[ "dinosaurs", "dragons", "mammals", "fossils" ]

A

sciq-3905

multiple_choice

Kidney stones are considered a disease that affects which system?

[ "digestive system", "urinary system", "reproductive system", "muscular system" ]

B

sciq-136

multiple_choice

What occurs when groups from the same species stop mating because of something other than physical or geographic separation?

[ "complementary speciation", "extinction", "invasive speciation", "sympatric speciation" ]

D

sciq-340

multiple_choice

What is the color of the powder of a mineral?

[ "organic", "streak", "gray", "blue" ]

B

ai2_arc-699

multiple_choice

Coal and trees are resources found in Maryland. Both resources are used for

[ "making paper", "making pencils", "building houses", "producing heat" ]

D

sciq-823

multiple_choice

What is the study of matter and the changes that material substances undergo.

[ "chemistry", "biology", "geology", "physiology" ]

A

sciq-4614

multiple_choice

What is the limiting factor for bacteria in a dish?

[ "space", "density", "material", "speed" ]

A

sciq-3572

multiple_choice

What do you call the set of seventeen chemical elements possessing particular importance for a variety of industrial processes, used frequently in modern technology?

[ "rare earth metals", "base chemicals", "fossil fuel", "reactive elements" ]

A

sciq-3386

multiple_choice

How close a measurement is to the correct value for that measurement is known as what?

[ "rate", "frequency", "accuracy", "temperature" ]

C

sciq-4549

multiple_choice

What do you call a carnivore that eats mainly insects?

[ "predator", "omnivores", "pescatorian", "insectivores" ]

D

sciq-10870

multiple_choice

When carbon atoms are not bonded to as many hydrogen atoms as possible, what kind of hydrocarbon results?

[ "unsaturated", "saturated", "unstable", "aqueous" ]

A

sciq-10496

multiple_choice

Why do hummingbirds have long narrow bills?

[ "to feed their offspring", "to reach the nectar at the bottom of flowers", "to store food", "for protection against predators" ]

B

sciq-1857

multiple_choice

What type of light has shorter wavelengths than visible light and has enough energy to kill bacteria?

[ "ultraviolet", "luminescence", "infrared", "reflected light" ]

A

sciq-2706

multiple_choice

Both solids and liquids hold a definite what?

[ "shape", "volume", "mass", "size" ]

B

sciq-10025

multiple_choice

What is a close relationship between two species in which at least one species benefits called?

[ "parasitic", "symbiosis", "morphogenesis", "competition" ]

B

sciq-8966

multiple_choice

How long are microfilaments?

[ "7 m", "7 nm", "9 nm", "4 nm" ]

B

sciq-10157

multiple_choice

What part of the plant, in general, is responsible for transport and storage of water and minerals?

[ "pistil", "stems", "petals", "leaves" ]

B

sciq-9590

multiple_choice

The three greatest proximate threats to biodiversity are habitat loss, overharvesting, and introduction of what?

[ "solar radiation", "carbon monoxide", "carbon dioxide", "exotic species" ]

D

sciq-102

multiple_choice

What is the term for the force of attraction between things that have a mass?

[ "motion", "weight", "gravity", "magnetism" ]

C

sciq-721

multiple_choice

There are several types of wetlands including marshes, swamps, bogs, mudflats, and salt marshes. the three shared characteristics among these types—what makes them wetlands—are their hydrology, hydrophytic vegetation, and this?

[ "niya soils", "stibnite soils", "sandy soils", "hydric soils" ]

D

sciq-1016

multiple_choice

What type of thin lava forms shapes and tubes as it flows?

[ "pāhoehoe", "xeric", "xerophyte", "spicule" ]

A

sciq-4763

multiple_choice

About 95 percent of lipids are absorbed in what organ of the digestive system?

[ "large intestine", "small intestine", "stomach", "kidneys" ]

B

sciq-391

multiple_choice

Many of the hormones are secreted in response to what signals of the body?

[ "nervous system signals", "skeletal system signals", "heart system signals", "nose system signals" ]

A

sciq-3361

multiple_choice

Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?

[ "minerals", "proteins", "cells", "acids" ]

B

sciq-4264

multiple_choice

Three ways that waves may interact with matter are reflection, refraction, and what?

[ "distortion", "absorption", "diffraction", "dispose" ]

C

sciq-7765

multiple_choice

Electromagnetic radiation is a form of what?

[ "fuel", "energy", "wave", "fusion" ]

B

sciq-9754

multiple_choice

When bacteria are destroyed by leukocytes, what are released into the blood?

[ "sporozoans", "pyrogens", "carcinogens", "proteins" ]

B

sciq-3122

multiple_choice

What organelle contains the genetic material of the cell?

[ "nucleus", "gamete", "meiosis", "fetus" ]

A

sciq-5771

multiple_choice

What is the name of the period of transition between the beginning of puberty and adulthood?

[ "childhood", "maturation", "adolescence", "aging" ]

C

sciq-3453

multiple_choice

Dutch scientist christiaan huygens' principle of what states that every point on a wavefront is a source of wavelets that spread out in the forward direction at the speed of the wave itself?

[ "energy propagation", "wave propagation", "wave dynamics", "electromagnetic dynamics" ]

B

ai2_arc-424

multiple_choice

Which example describes a behavioral adaptation?

[ "A bird builds its nest in the ash near a volcano.", "A whale has the ability to hold its breath for 20 minutes.", "A fox's hair is white in the winter and brown in the summer.", "A monkey has long arms that allow it to swing from one branch to another." ]

A

sciq-11325

multiple_choice

Living species of chordates are classified into three major subphyla: vertebrata, urochordata, and what?

[ "spirogyra", "cephalochordata", "invertebrates", "xerophyte" ]

B

sciq-7880

multiple_choice

Physical properties are characteristics that describe what as it exists?

[ "antimatter", "matter", "imagination", "life" ]

B

sciq-4722

multiple_choice

What keeps the earth orbiting the sun?

[ "weak nuclear force", "strong nuclear force", "gravity", "magnetic force" ]

C

sciq-9219

multiple_choice

Most of food's chemical energy ultimately comes from what source?

[ "plants", "minerals", "sunlight", "air" ]

C

sciq-8122

multiple_choice

What type of landscape has grasslands with scattered trees, are hot and have extensive dry seasons along with fire?

[ "tundra", "arctic", "deserts", "savannas" ]

D

sciq-9811

multiple_choice

Continually increasing the pressure on the liquid will eventually cause the substance to do what?

[ "explode", "solidify", "erode", "transform" ]

B

sciq-6009

multiple_choice

Electrons can move from one atom to another; when they do, specimens called what, with overall electric charges, are formed?

[ "cations", "molecules", "ions", "atoms" ]

C

sciq-6073

multiple_choice

Gas lines should be made of what so they do not rupture?

[ "typically material", "flexible material", "adjustment material", "Hard material" ]

B

sciq-7003

multiple_choice

The number of protons in an atom is called what?

[ "atomic number", "isotope", "mass number", "metallic number" ]

A

sciq-1523

multiple_choice

Each enhancer is made up of short dna sequences called what?

[ "distal control elements", "fibrous control elements", "pisttal control elements", "electrolysis control elements" ]

A

sciq-2144

multiple_choice

Learning to get used to something after being exposed to it for a while is associated with what kind of learning?

[ "dissociation", "assimilation", "association", "habituation" ]

D

sciq-5297

multiple_choice

The force applied to an object is called?

[ "strain", "torque", "stress", "gravity" ]

C

sciq-2319

multiple_choice

What occurs when the pancreas doesn’t make enough insulin or else the body’s cells are resistant to the effects of insulin?

[ "hepatitis", "colitis", "anemia", "diabetes" ]

D

sciq-4778

multiple_choice

Which primate group generally lives alone?

[ "gorilla", "human", "orangutan", "chimpanzee" ]

C

sciq-7396

multiple_choice

The ancient greek philosopher aristotle thought that all matter consists of just four what, which he identified as earth, air, water, and fire?

[ "elements", "structures", "compounds", "ingredients" ]

A

ai2_arc-729

multiple_choice

Rosaria discovered a type of structure she could not identify in a sample of pond water. Her teacher looked into her microscope and explained that they were zygotes produced by one of the protists in her sample. The zygotes belong to which protist?

[ "amoeba", "euglena", "paramecium", "volvox" ]

D

sciq-10499

multiple_choice

What is the term for a process that changes some chemical substances into others?

[ "toxic reaction", "chemical reaction", "chain reaction", "acid reaction" ]

B

sciq-4946

multiple_choice

What are mercury manometers often used to measure?

[ "balance", "brain waves", "weight", "blood pressure" ]

D

ai2_arc-621

multiple_choice

Human bodies have complex structures that support growth and survival. What is the most basic structure of the human body that supports growth and survival?

[ "a cell", "a tissue", "an organ", "an organ system" ]

A

ai2_arc-352

multiple_choice

Students recorded the initial and final temperatures of different-colored soils exposed to direct sunlight for three hours. The students want to compare the total temperature change for each soil color. Which of these formats would be the most appropriate for displaying the results of this investigation?

[ "bar graph", "line graph", "pie chart", "data table" ]

A

ai2_arc-859

multiple_choice

Which is the best evidence that cell division is occurring constantly in our bodies?

[ "The body has to keep breathing around the clock.", "Active people often require more food than inactive ones.", "There are many different types of tissues in the human body.", "Human beings shed millions of" ]

D

sciq-9049

multiple_choice

What do molecules need to do for a reaction to take place?

[ "melt", "separate", "explode", "collide" ]

D

sciq-10054

multiple_choice

What are the nonliving aspects of the environment called?

[ "nucleic factors", "antibiotic factors", "metastatic factors", "abiotic factors" ]

D

sciq-9384

multiple_choice

Solutions that are prepared in which a solute concentration exceeds its solubility are called what?

[ "mineralized", "supersaturated", "solidified", "instantiated" ]

B

sciq-127

multiple_choice

While the egg is developing, other changes are taking place in the uterus. it develops a thick lining that is full of what?

[ "tiny blood vessels", "amniotic fluid", "large arteries", "white blood cells" ]

A

sciq-7017

multiple_choice

What is the property that determines the amount of current flow through a particular material?

[ "demand", "resistance", "surface tension", "pressure" ]

B

sciq-9818

multiple_choice

What effect does changing temperature have on a system at equilibrium?

[ "movement", "the height", "stress", "energy" ]

C

sciq-5927

multiple_choice

What is the name of an extreme form of radiation fog?

[ "cedar fog", "tule fog", "aura fog", "smelt fog" ]

B

sciq-6731

multiple_choice

When atomic orbitals hybridize, the valence electrons occupy these?

[ "expanded pathways", "newly developed orbits", "newly created elements", "newly created orbitals" ]

D

sciq-4693

multiple_choice

What type of reproduction is exemplified by starfish and yeasts?

[ "bacteria reproduction", "sexual reproduction", "microscopic reproduction", "asexual reproduction" ]

D

sciq-4611

multiple_choice

What is the name for a change in a single nucleotide in dna?

[ "point mutation", "adaptation", "spontaneous mutation", "cell regeneration" ]

A

sciq-7334

multiple_choice

What term means taking used items and materials and turning them into something new?

[ "feeding", "recycling", "collecting", "reproducing" ]

B

sciq-4452

multiple_choice

Many important crops, such as corn, are planted and harvested as what?

[ "berries", "seeds", "trees", "cuttings" ]

B

sciq-6313

multiple_choice

Most fungi reproduce asexually by producing what?

[ "spores", "ions", "seeds", "toxins" ]

A

sciq-2959

multiple_choice

Many microorganisms are single celled and use what for perception and movement?

[ "chloroplasts", "nucleus", "mitochondria", "organelles" ]

D

sciq-10390

multiple_choice

What are the parts used in electronic devices such as computers called?

[ "electronic components", "digital components", "batteries", "chargers" ]

A

sciq-8674

multiple_choice

What are the organs work together to allow us to see?

[ "brain and eyes", "heart", "nose", "lungs" ]

A

ai2_arc-298

multiple_choice

A student gives a red toy car a push on a wooden floor. The student then pushes the same red toy car on a cement floor. Which question is the student most likely investigating?

[ "How fast does a toy car usually roll?", "What is the best way to make a toy car roll?", "Which surface allows a toy car to roll farther?", "Does color have an effect on the distance a toy car rolls?" ]

C

sciq-11389

multiple_choice

Many species use their body shape and coloration to avoid being detected by what?

[ "viruses", "biology", "predators", "males" ]

C

sciq-3941

multiple_choice

What type of charge do electrons have?

[ "negative", "bipolar", "neutral", "positive" ]

A

sciq-6751

multiple_choice

Some flatworms are free-living carnivores that live mainly in which type of habitats?

[ "Deciduous forest", "aquatic", "freshwater", "Desert" ]

B