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-3217	multiple_choice	The name of a monatomic cation is simply the name of the element followed by this word?	[ "ion", "laser", "amine", "bond" ]	A
sciq-9221	multiple_choice	Human actions such as plowing, logging, construction and other actions contribute to what kind of erosion?	[ "weathering", "wind erosion", "soil erosion", "flooding" ]	C
sciq-4233	multiple_choice	Hair color and skin color are known as what?	[ "abominations", "traits", "mutations", "habits" ]	B
ai2_arc-800	multiple_choice	Most of the volume of the universe is found in the space between galaxies. Objects found in the regions between galaxies are most likely to be closest in size to which of these?	[ "a dust particle", "an asteroid", "a planet", "a star" ]	A
sciq-9136	multiple_choice	Where does carbohydrate digestion begin in the body?	[ "stomach", "intestines", "mouth", "throat" ]	C
scienceQA-10948	multiple_choice	What do these two changes have in common? an iceberg melting slowly breaking a plate	[ "Both are chemical changes.", "Both are only physical changes.", "Both are caused by heating.", "Both are caused by cooling." ]	B	Step 1: Think about each change. An iceberg melting is a change of state. So, it is a physical change. An iceberg is made of frozen water. As it melts, the water changes from a solid to a liquid. But a different type of matter is not formed. Breaking a plate is a physical change. The plate gets broken into pieces. But each piece is still made of the same type of matter. 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. An iceberg melting is caused by heating. But breaking a plate is not. Both are caused by cooling. Neither change is caused by cooling.
sciq-9732	multiple_choice	Telescopes use which kind of lenses to enlarge images?	[ "convex", "concave", "crystalline", "spherical" ]	A
scienceQA-12474	multiple_choice	Select the living thing.	[ "clay", "mangrove tree", "crayon", "mug" ]	B	A mug is not a living thing. Mugs do not have all of the traits of living things. They do not grow or respond to their environment. They do not need food or water. Clay is not a living thing. Clay does not have all of the traits of a living thing. It can be formed into different shapes, but it does not grow or respond to the world around it. It does not need food or water. A crayon is not a living thing. Crayons do not have all of the traits of living things. They do not grow or respond to their environment. They do not need food or water. A mangrove tree is a living thing. Mangrove trees grow and respond to their environment. They need food and water. Mangrove trees are made up of many cells. Mangrove trees are plants. They make their own food using water, carbon dioxide, and energy from sunlight.
sciq-10596	multiple_choice	What type of fish are the majority of living species?	[ "freshwater fish", "cartilaginous fish", "lungfish", "ray-finned fish" ]	D
sciq-3360	multiple_choice	When gas particles heat up and gain energy, what do they do?	[ "move slower", "stop", "move faster", "go up" ]	C
sciq-6338	multiple_choice	When something loses electrons, it must also?	[ "slow down", "gain protons", "reduce protons", "gain electrons" ]	D
sciq-1805	multiple_choice	Balanced chemical reactions are balanced in what?	[ "electrical charge", "atoms", "molecular bonds", "terms of moles" ]	D
sciq-3006	multiple_choice	To figure out the height of a wave you measure the distance between the crest and what?	[ "crater", "core", "trough", "drift" ]	C
sciq-11283	multiple_choice	What specific part of the brain regulates the endocrine system?	[ "hippocampus", "hypothalamus", "parietal lobe", "frontal lobe" ]	B
sciq-7358	multiple_choice	What is the outermost occupied shell of electrons in an atom.	[ "Inner Shell", "radiative shell", "valence shell", "modular shell" ]	C
sciq-6417	multiple_choice	What is a measurement of the amount of variation of the species in a given area called?	[ "degradation", "biodiversity", "population", "ecosystem" ]	B
sciq-6080	multiple_choice	What type of change occurs when matter changes chemically into an entirely different substance with different chemical properties?	[ "material", "physical", "genetic", "chemical" ]	D
sciq-6777	multiple_choice	Which bones are flat and triangular and located at the back of the pectoral girdle?	[ "scapulae", "cochlea", "vertebrae", "laminae" ]	A
sciq-375	multiple_choice	Animals require air, water, and what in order to live and survive?	[ "shade", "food?", "time", "mates" ]	B
sciq-7436	multiple_choice	The simplest system is that of contractile vacuoles present in what?	[ "microorganisms", "parasites", "crystals", "macroorganisms" ]	A
sciq-9585	multiple_choice	What conveys signals received by the eye to the brain?	[ "optic nerve", "sensory nerve", "motor nerve", "sciatic nerve" ]	A
sciq-194	multiple_choice	What is the process of the transfer of pollen from an anther to a stigma in angiosperms called?	[ "wind", "pollination", "evolution", "grabation" ]	B
sciq-175	multiple_choice	What are the areas located at fixed distances from the nucleus of the atom?	[ "orbit points", "energy levels", "molar levels", "atomic regions" ]	B
sciq-7021	multiple_choice	The rate the magma cools determines what property of the rock?	[ "size", "location", "color", "texture" ]	D
ai2_arc-997	multiple_choice	Students are learning about different types of waves. Which is the least likely way for the students to generate a wave?	[ "by tossing a ball in the air", "by shaking the ends of a rope", "by throwing a pebble into a pool of water", "by pulling on a coiled spring toy" ]	A
sciq-3943	multiple_choice	In eukaryotes, the cell cycle consists of a long preparatory period, called __________ before undergoing cell division.	[ "metaphase", "interphase", "mitosis", "outerphase" ]	B
scienceQA-12092	multiple_choice	Which of the following organisms is the tertiary consumer in this food web?	[ "sea otter", "sea urchin", "phytoplankton", "kelp bass" ]	D	Tertiary consumers eat secondary consumers. So, in a food web, tertiary consumers have arrows pointing to them from secondary consumers. Secondary consumers have arrows pointing to them from primary consumers. And primary consumers have arrows pointing to them from producers. The sea otter has an arrow pointing to it from the sea urchin. The sea urchin is not a secondary consumer. So, the sea otter is not a tertiary consumer. The sea urchin has an arrow pointing to it from the kelp. The kelp is not a secondary consumer. So, the sea urchin is not a tertiary consumer. The phytoplankton does not have any arrows pointing to it. So, the phytoplankton is not a tertiary consumer. The kelp bass has arrows pointing to it from the plainfin midshipman and the black rockfish. The plainfin midshipman and the black rockfish are secondary consumers, so the kelp bass is a tertiary consumer. The orca has an arrow pointing to it from the sea otter. The sea otter is a secondary consumer, so the orca is a tertiary consumer.
sciq-10261	multiple_choice	What functions as a framework that reinforces the shape of the leaf?	[ "the central structure", "the stylised structure", "the vascular structure", "the normal structure" ]	C
sciq-10062	multiple_choice	What kind of variation does a rate measure?	[ "environment to time", "value to time", "construction to time", "property to time" ]	D
sciq-2342	multiple_choice	What kind of system do echinoderms possess?	[ "autonomic nerous system", "primitive respiratory", "photosynthetic", "water-based circulatory" ]	D
sciq-802	multiple_choice	What change the physical properties of solvents?	[ "molecules", "chemical reactions", "cells", "solutes" ]	D
sciq-1727	multiple_choice	Which atomic model shows that the distances of electrons from the nucleus is not a fixed value?	[ "the quantum model", "the distance model", "the electron model", "the equivocation model" ]	A
sciq-928	multiple_choice	What part of the plant holds the plant upright?	[ "roots", "leaves", "the stem", "notochord" ]	C
sciq-10245	multiple_choice	Photographs of the heat emitted by an object are called what?	[ "thermal images", "radio images", "variable images", "cosmic images" ]	A
sciq-8649	multiple_choice	A change in temperature with distance is called a what?	[ "speed gradient", "solution gradient", "temperature gradient", "oxygen gradient" ]	C
sciq-2166	multiple_choice	Rain dissolves fertilizer in the soil, what carries it away?	[ "runoff?", "clouds", "fossils", "carbon ?" ]	A
sciq-6767	multiple_choice	What determines which codon in the mrna the trna will bind to?	[ "amnion", "exon", "anticodon", "gene" ]	C
ai2_arc-827	multiple_choice	Which resource when used causes the most pollution?	[ "solar", "coal", "wind", "water" ]	B
sciq-5090	multiple_choice	In iceland, the mid-atlantic ridge is above sea what?	[ "bottom", "level", "atmosphere", "tide" ]	B
sciq-2424	multiple_choice	If environmental conditions deteriorate, many species can form protective what?	[ "shells", "cysts", "fibers", "proteins" ]	B
sciq-4754	multiple_choice	What types of living beings have water vascular systems and unique tube feet?	[ "diatoms", "mollusks", "echinoderms", "Ducks" ]	C
sciq-1318	multiple_choice	Which type of muscle is most common in the human body?	[ "skeletal", "hormonal", "smooth", "digestive" ]	A
sciq-7004	multiple_choice	Crevasses are found in glaciers. how do these come about?	[ "man made", "god", "from movement", "rigidity" ]	C
sciq-3646	multiple_choice	What are the organized instructions within dna for making proteins called?	[ "clones", "genes", "genomes", "replicants" ]	B
sciq-5019	multiple_choice	What is the earths crust composed of?	[ "metamorphic rock", "bicellular rock", "sedimentary rock", "igneuos rock" ]	D
ai2_arc-281	multiple_choice	When the switch in a simple series circuit is closed, what happens to the light bulb that the electricity is flowing to?	[ "the light cracks", "the light goes off", "the light burns out", "the light comes on" ]	D
sciq-2016	multiple_choice	What two types of junctions do animal cells have?	[ "standard and specialized", "loose and tight", "tight and gap", "gap and solid" ]	C
sciq-3212	multiple_choice	What is the term for an organism’s underlying genetic makeup, consisting of both the physically visible and the non-expressed alleles?	[ "phenotype", "trait map", "genotype", "divergency" ]	C
sciq-9201	multiple_choice	Energy is the capacity to do work or to produce what?	[ "heat", "humidity", "light", "vibration" ]	A
sciq-7413	multiple_choice	What is the term for reproductive cells, such as sperm and egg?	[ "gametes", "parasites", "nucleus", "spores" ]	A
sciq-249	multiple_choice	Which pathway carries somatosensory information from the face, head, mouth, and nasal cavity?	[ "dual pathway", "cranial pathway", "trigeminal pathway", "posterior pathway" ]	C
sciq-7897	multiple_choice	Which system refers to the skin and its accessory structures?	[ "malpighian system", "tomoxia system", "digestive system", "integumentary system" ]	D
ai2_arc-222	multiple_choice	When a blue light is shone on a yellow banana, what color does the banana appear to be?	[ "blue", "yellow", "green", "black" ]	D
sciq-3587	multiple_choice	Heavily vegetated lands are less likely to experience what?	[ "rains", "expansion", "flooding", "drought" ]	C
sciq-5206	multiple_choice	Each pollen grain has two coverings: the exine (thicker, outer layer) and the what?	[ "pollen tube", "intine", "tube nucleus", "cytoplasm" ]	B
sciq-9181	multiple_choice	What is divided during cytokinesis?	[ "cytoplasm", "nucleus", "cytoskeleton", "chromosomes" ]	A
sciq-3115	multiple_choice	In the radiative zone, light particles called what can only travel a few millimeters before they hit another particle?	[ "neutrons", "photons", "electrons", "positrons" ]	B
sciq-4820	multiple_choice	As air pressures inside and outside of the ear equalize, what phenomenon is produced?	[ "throat scratching", "eyes blinking", "heart skipping", "ear popping" ]	D
sciq-9437	multiple_choice	Which stage has already been completed by the time sea urchin eggs are released from the female?	[ "meiosis", "fetus", "secondary", "mitoses" ]	A
sciq-7421	multiple_choice	What system transports many substances to and from cells throughout the body?	[ "circulatory", "cardiovascular", "physiological", "nutritional" ]	B
sciq-5403	multiple_choice	What type of diagnosis happens before a baby is born?	[ "prenatal", "postnatal", "maternal", "fetal" ]	A
sciq-5002	multiple_choice	What is the hollow and muscular balloon-shaped organ that collects urine?	[ "prostate", "urinary bladder", "kidney", "urethra" ]	B
sciq-3478	multiple_choice	What occurs between long warm climate periods?	[ "mass extinction", "ice ages", "hurricanes", "drought" ]	B
sciq-8733	multiple_choice	Lymph vessels are like blood vessels, except they move what instead of blood?	[ "sperm", "marrow", "lymph", "air" ]	C
sciq-5328	multiple_choice	What is the joint where the pelvic girdle and leg come together?	[ "meniscus", "hip joint", "hip socket", "femur joint" ]	B
sciq-5961	multiple_choice	Mendelian inheritance has its physical basis in the behavior of what?	[ "prokaryotes", "animals", "chromosomes", "ribosomes" ]	C
sciq-5498	multiple_choice	What traits are those that are inherited unchanged in a hybridization?	[ "recessive traits", "dominant traits", "mutations", "alleles" ]	B
sciq-9622	multiple_choice	What is a coil of wire with electric current flowing through it called?	[ "hydraulic valve", "carrier valve", "tectonic valve", "a solenoid" ]	D
sciq-4858	multiple_choice	What are the preserved remains of animals, plants, and other organisms called?	[ "basalt", "skulls", "rocks", "fossils" ]	D
sciq-1737	multiple_choice	What type of energy is used when a roller coaster runs downhill?	[ "residual energy", "vibrational energy", "kinetic energy", "proportional energy" ]	C
sciq-2708	multiple_choice	Which measure indicates the number of electrons in a given sublevel?	[ "superscripts", "mole", "subscripts", "coefficients" ]	A
sciq-6087	multiple_choice	During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was?	[ "none", "the same", "much lower", "much greater" ]	D
sciq-488	multiple_choice	An antigen is a molecule that reacts with some component of the what response?	[ "hormones", "immune", "digestion", "fight or flight" ]	B
sciq-6853	multiple_choice	The effect of gravity on circulation means that it is harder to get blood up from the legs as the body takes on this?	[ "vertical orientation", "frontal orientation", "horizontal orientation", "dorsal orientation" ]	A
sciq-11323	multiple_choice	What methods allow scientists to add to scientific knowledge and gain a better understanding of the world?	[ "slow investigations", "early investigations", "close investigations", "through investigations" ]	D
sciq-6644	multiple_choice	Light with the shortest wavelength appears as what color?	[ "green", "red", "blue", "violet" ]	D
sciq-4367	multiple_choice	What was first discovered in songbirds that produce new neurons while learning songs?	[ "proteins", "homeostasis", "Brain Cord", "neurogenesis" ]	D
sciq-5464	multiple_choice	Different feeding "positions" in a food chain or web are associated with what kinds of levels?	[ "autotrophic", "heptic", "benthic", "trophic" ]	D
sciq-10945	multiple_choice	What are a group of protists whose monophyly is well supported by molecular systematics?	[ "mycetozoa", "sporozoans", "euglenozoa", "alveolates" ]	D
sciq-1445	multiple_choice	What system carries messages from sense organs and internal organs to the central nervous system?	[ "respiratory system", "sensitive nervous system", "auxiliary nervous system", "peripheral nervous system" ]	D
scienceQA-10039	multiple_choice	Select the fish.	[ "horned frog", "cassowary", "Amazon tree boa", "tiger shark" ]	D	An Amazon tree boa is a reptile. It has scaly, waterproof skin. Tree boas eat small mammals, birds, lizards, and frogs. Tree boas only need to eat once every few months! A cassowary is a bird. It has feathers, two wings, and a beak. Cassowaries have wings, but they cannot fly! They can run very fast. A horned frog is an amphibian. It has moist skin and begins its life in water. Frogs live near water or in damp places. Most frogs lay their eggs in water. A tiger shark is a fish. It lives underwater. It has fins, not limbs. Tiger sharks are nocturnal. This means that they are active mostly at night.
sciq-351	multiple_choice	What material comprises the sun and other stars, as well as lightning and the northern lights?	[ "aurora", "gas", "gamma", "plasma" ]	D
ai2_arc-561	multiple_choice	The structures found in a living cell can be compared to the parts of a factory that produces cars. Which part of the factory is most similar to the nucleus of a living cell?	[ "a conveyor belt that transports materials", "a storage bin that holds the pieces needed to assemble a car", "the computer room that controls the assembly process", "the generator that provides energy for the factory" ]	D
sciq-4389	multiple_choice	Crossing charges is one method for obtaining what?	[ "superscripts", "subscripts", "notations", "hybrids" ]	B
sciq-9651	multiple_choice	What is the most important factor in determining the type of soil that forms in a particular area?	[ "landscape", "altitude", "climate", "migration" ]	C
sciq-6326	multiple_choice	The force exerted by a diving board is conservative, provided the internal friction is this?	[ "significant", "static", "negligible", "intrinsic" ]	C
sciq-2754	multiple_choice	What is the name of the order that salamanders belong to?	[ "oronthalic", "aneuploid", "platyhelminth", "urodela" ]	D
sciq-11327	multiple_choice	The term ion applies to entire molecules that are?	[ "electrically charged", "positively charged protons", "neutrally charged", "magnetic" ]	A
sciq-3645	multiple_choice	What layer of soil, essential for farming, has the highest proportion of organic material?	[ "humus", "bedrock", "topsoil", "subsoil" ]	C
sciq-10803	multiple_choice	Does an increase in temperature speed up or slow down reactions?	[ "speed up", "end reaction", "slow down", "remain the same" ]	A
sciq-6385	multiple_choice	What property of food is determined by burning the food and measuring the heat released?	[ "additives", "nutrients", "calories", "acidity" ]	C
sciq-4342	multiple_choice	What is the process that ventilates lungs called?	[ "photosynthesis", "breathing", "reproduction", "perspiration" ]	B
sciq-8801	multiple_choice	The cells of what basic plant structure lack chloroplasts?	[ "ferns", "stem", "leaf", "root" ]	D
sciq-6064	multiple_choice	The coordination sphere consists of the central metal ion or atom plus its attached what?	[ "ligands", "strands", "molecules", "subunits" ]	A
sciq-133	multiple_choice	By allowing blood levels of a hormone to be regulated within a narrow range, feedback loops contribute to maintaining what state?	[ "consciousness", "hibernation", "homeostasis", "hypothesis" ]	C
sciq-11406	multiple_choice	Fermat’s principle states that light will always take the path of least amount of?	[ "energy", "resistance", "time", "momentum" ]	C
ai2_arc-468	multiple_choice	When prehistoric animals died and their soft parts decayed, which product was formed?	[ "oil", "sand", "coal", "shale" ]	A
sciq-10913	multiple_choice	How is eye color in humans determined?	[ "temperature of the womb", "by the father", "multiple genes", "random chance" ]	C
sciq-2077	multiple_choice	What changes from heat or pressure during metamorphism?	[ "minerals", "carbohydrates", "fossils", "grains" ]	A
sciq-1049	multiple_choice	What system, which includes the skin, plays important roles in protection, sensing stimuli and thermoregulation?	[ "teleporters system", "pectins system", "digestive system", "integumentary system" ]	D

sciq-3217

multiple_choice

The name of a monatomic cation is simply the name of the element followed by this word?

[ "ion", "laser", "amine", "bond" ]

A

sciq-9221

multiple_choice

Human actions such as plowing, logging, construction and other actions contribute to what kind of erosion?

[ "weathering", "wind erosion", "soil erosion", "flooding" ]

C

sciq-4233

multiple_choice

Hair color and skin color are known as what?

[ "abominations", "traits", "mutations", "habits" ]

B

ai2_arc-800

multiple_choice

Most of the volume of the universe is found in the space between galaxies. Objects found in the regions between galaxies are most likely to be closest in size to which of these?

[ "a dust particle", "an asteroid", "a planet", "a star" ]

A

sciq-9136

multiple_choice

Where does carbohydrate digestion begin in the body?

[ "stomach", "intestines", "mouth", "throat" ]

C

scienceQA-10948

multiple_choice

What do these two changes have in common? an iceberg melting slowly breaking a plate

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

B

Step 1: Think about each change. An iceberg melting is a change of state. So, it is a physical change. An iceberg is made of frozen water. As it melts, the water changes from a solid to a liquid. But a different type of matter is not formed. Breaking a plate is a physical change. The plate gets broken into pieces. But each piece is still made of the same type of matter. 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. An iceberg melting is caused by heating. But breaking a plate is not. Both are caused by cooling. Neither change is caused by cooling.

sciq-9732

multiple_choice

Telescopes use which kind of lenses to enlarge images?

[ "convex", "concave", "crystalline", "spherical" ]

A

scienceQA-12474

multiple_choice

Select the living thing.

[ "clay", "mangrove tree", "crayon", "mug" ]

B

A mug is not a living thing. Mugs do not have all of the traits of living things. They do not grow or respond to their environment. They do not need food or water. Clay is not a living thing. Clay does not have all of the traits of a living thing. It can be formed into different shapes, but it does not grow or respond to the world around it. It does not need food or water. A crayon is not a living thing. Crayons do not have all of the traits of living things. They do not grow or respond to their environment. They do not need food or water. A mangrove tree is a living thing. Mangrove trees grow and respond to their environment. They need food and water. Mangrove trees are made up of many cells. Mangrove trees are plants. They make their own food using water, carbon dioxide, and energy from sunlight.

sciq-10596

multiple_choice

What type of fish are the majority of living species?

[ "freshwater fish", "cartilaginous fish", "lungfish", "ray-finned fish" ]

D

sciq-3360

multiple_choice

When gas particles heat up and gain energy, what do they do?

[ "move slower", "stop", "move faster", "go up" ]

C

sciq-6338

multiple_choice

When something loses electrons, it must also?

[ "slow down", "gain protons", "reduce protons", "gain electrons" ]

D

sciq-1805

multiple_choice

Balanced chemical reactions are balanced in what?

[ "electrical charge", "atoms", "molecular bonds", "terms of moles" ]

D

sciq-3006

multiple_choice

To figure out the height of a wave you measure the distance between the crest and what?

[ "crater", "core", "trough", "drift" ]

C

sciq-11283

multiple_choice

What specific part of the brain regulates the endocrine system?

[ "hippocampus", "hypothalamus", "parietal lobe", "frontal lobe" ]

B

sciq-7358

multiple_choice

What is the outermost occupied shell of electrons in an atom.

[ "Inner Shell", "radiative shell", "valence shell", "modular shell" ]

C

sciq-6417

multiple_choice

What is a measurement of the amount of variation of the species in a given area called?

[ "degradation", "biodiversity", "population", "ecosystem" ]

B

sciq-6080

multiple_choice

What type of change occurs when matter changes chemically into an entirely different substance with different chemical properties?

[ "material", "physical", "genetic", "chemical" ]

D

sciq-6777

multiple_choice

Which bones are flat and triangular and located at the back of the pectoral girdle?

[ "scapulae", "cochlea", "vertebrae", "laminae" ]

A

sciq-375

multiple_choice

Animals require air, water, and what in order to live and survive?

[ "shade", "food?", "time", "mates" ]

B

sciq-7436

multiple_choice

The simplest system is that of contractile vacuoles present in what?

[ "microorganisms", "parasites", "crystals", "macroorganisms" ]

A

sciq-9585

multiple_choice

What conveys signals received by the eye to the brain?

[ "optic nerve", "sensory nerve", "motor nerve", "sciatic nerve" ]

A

sciq-194

multiple_choice

What is the process of the transfer of pollen from an anther to a stigma in angiosperms called?

[ "wind", "pollination", "evolution", "grabation" ]

B

sciq-175

multiple_choice

What are the areas located at fixed distances from the nucleus of the atom?

[ "orbit points", "energy levels", "molar levels", "atomic regions" ]

B

sciq-7021

multiple_choice

The rate the magma cools determines what property of the rock?

[ "size", "location", "color", "texture" ]

D

ai2_arc-997

multiple_choice

Students are learning about different types of waves. Which is the least likely way for the students to generate a wave?

[ "by tossing a ball in the air", "by shaking the ends of a rope", "by throwing a pebble into a pool of water", "by pulling on a coiled spring toy" ]

A

sciq-3943

multiple_choice

In eukaryotes, the cell cycle consists of a long preparatory period, called __________ before undergoing cell division.

[ "metaphase", "interphase", "mitosis", "outerphase" ]

B

scienceQA-12092

multiple_choice

Which of the following organisms is the tertiary consumer in this food web?

[ "sea otter", "sea urchin", "phytoplankton", "kelp bass" ]

D

Tertiary consumers eat secondary consumers. So, in a food web, tertiary consumers have arrows pointing to them from secondary consumers. Secondary consumers have arrows pointing to them from primary consumers. And primary consumers have arrows pointing to them from producers. The sea otter has an arrow pointing to it from the sea urchin. The sea urchin is not a secondary consumer. So, the sea otter is not a tertiary consumer. The sea urchin has an arrow pointing to it from the kelp. The kelp is not a secondary consumer. So, the sea urchin is not a tertiary consumer. The phytoplankton does not have any arrows pointing to it. So, the phytoplankton is not a tertiary consumer. The kelp bass has arrows pointing to it from the plainfin midshipman and the black rockfish. The plainfin midshipman and the black rockfish are secondary consumers, so the kelp bass is a tertiary consumer. The orca has an arrow pointing to it from the sea otter. The sea otter is a secondary consumer, so the orca is a tertiary consumer.

sciq-10261

multiple_choice

What functions as a framework that reinforces the shape of the leaf?

[ "the central structure", "the stylised structure", "the vascular structure", "the normal structure" ]

C

sciq-10062

multiple_choice

What kind of variation does a rate measure?

[ "environment to time", "value to time", "construction to time", "property to time" ]

D

sciq-2342

multiple_choice

What kind of system do echinoderms possess?

[ "autonomic nerous system", "primitive respiratory", "photosynthetic", "water-based circulatory" ]

D

sciq-802

multiple_choice

What change the physical properties of solvents?

[ "molecules", "chemical reactions", "cells", "solutes" ]

D

sciq-1727

multiple_choice

Which atomic model shows that the distances of electrons from the nucleus is not a fixed value?

[ "the quantum model", "the distance model", "the electron model", "the equivocation model" ]

A

sciq-928

multiple_choice

What part of the plant holds the plant upright?

[ "roots", "leaves", "the stem", "notochord" ]

C

sciq-10245

multiple_choice

Photographs of the heat emitted by an object are called what?

[ "thermal images", "radio images", "variable images", "cosmic images" ]

A

sciq-8649

multiple_choice

A change in temperature with distance is called a what?

[ "speed gradient", "solution gradient", "temperature gradient", "oxygen gradient" ]

C

sciq-2166

multiple_choice

Rain dissolves fertilizer in the soil, what carries it away?

[ "runoff?", "clouds", "fossils", "carbon ?" ]

A

sciq-6767

multiple_choice

What determines which codon in the mrna the trna will bind to?

[ "amnion", "exon", "anticodon", "gene" ]

C

ai2_arc-827

multiple_choice

Which resource when used causes the most pollution?

[ "solar", "coal", "wind", "water" ]

B

sciq-5090

multiple_choice

In iceland, the mid-atlantic ridge is above sea what?

[ "bottom", "level", "atmosphere", "tide" ]

B

sciq-2424

multiple_choice

If environmental conditions deteriorate, many species can form protective what?

[ "shells", "cysts", "fibers", "proteins" ]

B

sciq-4754

multiple_choice

What types of living beings have water vascular systems and unique tube feet?

[ "diatoms", "mollusks", "echinoderms", "Ducks" ]

C

sciq-1318

multiple_choice

Which type of muscle is most common in the human body?

[ "skeletal", "hormonal", "smooth", "digestive" ]

A

sciq-7004

multiple_choice

Crevasses are found in glaciers. how do these come about?

[ "man made", "god", "from movement", "rigidity" ]

C

sciq-3646

multiple_choice

What are the organized instructions within dna for making proteins called?

[ "clones", "genes", "genomes", "replicants" ]

B

sciq-5019

multiple_choice

What is the earths crust composed of?

[ "metamorphic rock", "bicellular rock", "sedimentary rock", "igneuos rock" ]

D

ai2_arc-281

multiple_choice

When the switch in a simple series circuit is closed, what happens to the light bulb that the electricity is flowing to?

[ "the light cracks", "the light goes off", "the light burns out", "the light comes on" ]

D

sciq-2016

multiple_choice

What two types of junctions do animal cells have?

[ "standard and specialized", "loose and tight", "tight and gap", "gap and solid" ]

C

sciq-3212

multiple_choice

What is the term for an organism’s underlying genetic makeup, consisting of both the physically visible and the non-expressed alleles?

[ "phenotype", "trait map", "genotype", "divergency" ]

C

sciq-9201

multiple_choice

Energy is the capacity to do work or to produce what?

[ "heat", "humidity", "light", "vibration" ]

A

sciq-7413

multiple_choice

What is the term for reproductive cells, such as sperm and egg?

[ "gametes", "parasites", "nucleus", "spores" ]

A

sciq-249

multiple_choice

Which pathway carries somatosensory information from the face, head, mouth, and nasal cavity?

[ "dual pathway", "cranial pathway", "trigeminal pathway", "posterior pathway" ]

C

sciq-7897

multiple_choice

Which system refers to the skin and its accessory structures?

[ "malpighian system", "tomoxia system", "digestive system", "integumentary system" ]

D

ai2_arc-222

multiple_choice

When a blue light is shone on a yellow banana, what color does the banana appear to be?

[ "blue", "yellow", "green", "black" ]

D

sciq-3587

multiple_choice

Heavily vegetated lands are less likely to experience what?

[ "rains", "expansion", "flooding", "drought" ]

C

sciq-5206

multiple_choice

Each pollen grain has two coverings: the exine (thicker, outer layer) and the what?

[ "pollen tube", "intine", "tube nucleus", "cytoplasm" ]

B

sciq-9181

multiple_choice

What is divided during cytokinesis?

[ "cytoplasm", "nucleus", "cytoskeleton", "chromosomes" ]

A

sciq-3115

multiple_choice

In the radiative zone, light particles called what can only travel a few millimeters before they hit another particle?

[ "neutrons", "photons", "electrons", "positrons" ]

B

sciq-4820

multiple_choice

As air pressures inside and outside of the ear equalize, what phenomenon is produced?

[ "throat scratching", "eyes blinking", "heart skipping", "ear popping" ]

D

sciq-9437

multiple_choice

Which stage has already been completed by the time sea urchin eggs are released from the female?

[ "meiosis", "fetus", "secondary", "mitoses" ]

A

sciq-7421

multiple_choice

What system transports many substances to and from cells throughout the body?

[ "circulatory", "cardiovascular", "physiological", "nutritional" ]

B

sciq-5403

multiple_choice

What type of diagnosis happens before a baby is born?

[ "prenatal", "postnatal", "maternal", "fetal" ]

A

sciq-5002

multiple_choice

What is the hollow and muscular balloon-shaped organ that collects urine?

[ "prostate", "urinary bladder", "kidney", "urethra" ]

B

sciq-3478

multiple_choice

What occurs between long warm climate periods?

[ "mass extinction", "ice ages", "hurricanes", "drought" ]

B

sciq-8733

multiple_choice

Lymph vessels are like blood vessels, except they move what instead of blood?

[ "sperm", "marrow", "lymph", "air" ]

C

sciq-5328

multiple_choice

What is the joint where the pelvic girdle and leg come together?

[ "meniscus", "hip joint", "hip socket", "femur joint" ]

B

sciq-5961

multiple_choice

Mendelian inheritance has its physical basis in the behavior of what?

[ "prokaryotes", "animals", "chromosomes", "ribosomes" ]

C

sciq-5498

multiple_choice

What traits are those that are inherited unchanged in a hybridization?

[ "recessive traits", "dominant traits", "mutations", "alleles" ]

B

sciq-9622

multiple_choice

What is a coil of wire with electric current flowing through it called?

[ "hydraulic valve", "carrier valve", "tectonic valve", "a solenoid" ]

D

sciq-4858

multiple_choice

What are the preserved remains of animals, plants, and other organisms called?

[ "basalt", "skulls", "rocks", "fossils" ]

D

sciq-1737

multiple_choice

What type of energy is used when a roller coaster runs downhill?

[ "residual energy", "vibrational energy", "kinetic energy", "proportional energy" ]

C

sciq-2708

multiple_choice

Which measure indicates the number of electrons in a given sublevel?

[ "superscripts", "mole", "subscripts", "coefficients" ]

A

sciq-6087

multiple_choice

During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was?

[ "none", "the same", "much lower", "much greater" ]

D

sciq-488

multiple_choice

An antigen is a molecule that reacts with some component of the what response?

[ "hormones", "immune", "digestion", "fight or flight" ]

B

sciq-6853

multiple_choice

The effect of gravity on circulation means that it is harder to get blood up from the legs as the body takes on this?

[ "vertical orientation", "frontal orientation", "horizontal orientation", "dorsal orientation" ]

A

sciq-11323

multiple_choice

What methods allow scientists to add to scientific knowledge and gain a better understanding of the world?

[ "slow investigations", "early investigations", "close investigations", "through investigations" ]

D

sciq-6644

multiple_choice

Light with the shortest wavelength appears as what color?

[ "green", "red", "blue", "violet" ]

D

sciq-4367

multiple_choice

What was first discovered in songbirds that produce new neurons while learning songs?

[ "proteins", "homeostasis", "Brain Cord", "neurogenesis" ]

D

sciq-5464

multiple_choice

Different feeding "positions" in a food chain or web are associated with what kinds of levels?

[ "autotrophic", "heptic", "benthic", "trophic" ]

D

sciq-10945

multiple_choice

What are a group of protists whose monophyly is well supported by molecular systematics?

[ "mycetozoa", "sporozoans", "euglenozoa", "alveolates" ]

D

sciq-1445

multiple_choice

What system carries messages from sense organs and internal organs to the central nervous system?

[ "respiratory system", "sensitive nervous system", "auxiliary nervous system", "peripheral nervous system" ]

D

scienceQA-10039

multiple_choice

Select the fish.

[ "horned frog", "cassowary", "Amazon tree boa", "tiger shark" ]

D

An Amazon tree boa is a reptile. It has scaly, waterproof skin. Tree boas eat small mammals, birds, lizards, and frogs. Tree boas only need to eat once every few months! A cassowary is a bird. It has feathers, two wings, and a beak. Cassowaries have wings, but they cannot fly! They can run very fast. A horned frog is an amphibian. It has moist skin and begins its life in water. Frogs live near water or in damp places. Most frogs lay their eggs in water. A tiger shark is a fish. It lives underwater. It has fins, not limbs. Tiger sharks are nocturnal. This means that they are active mostly at night.

sciq-351

multiple_choice

What material comprises the sun and other stars, as well as lightning and the northern lights?

[ "aurora", "gas", "gamma", "plasma" ]

D

ai2_arc-561

multiple_choice

The structures found in a living cell can be compared to the parts of a factory that produces cars. Which part of the factory is most similar to the nucleus of a living cell?

[ "a conveyor belt that transports materials", "a storage bin that holds the pieces needed to assemble a car", "the computer room that controls the assembly process", "the generator that provides energy for the factory" ]

D

sciq-4389

multiple_choice

Crossing charges is one method for obtaining what?

[ "superscripts", "subscripts", "notations", "hybrids" ]

B

sciq-9651

multiple_choice

What is the most important factor in determining the type of soil that forms in a particular area?

[ "landscape", "altitude", "climate", "migration" ]

C

sciq-6326

multiple_choice

The force exerted by a diving board is conservative, provided the internal friction is this?

[ "significant", "static", "negligible", "intrinsic" ]

C

sciq-2754

multiple_choice

What is the name of the order that salamanders belong to?

[ "oronthalic", "aneuploid", "platyhelminth", "urodela" ]

D

sciq-11327

multiple_choice

The term ion applies to entire molecules that are?

[ "electrically charged", "positively charged protons", "neutrally charged", "magnetic" ]

A

sciq-3645

multiple_choice

What layer of soil, essential for farming, has the highest proportion of organic material?

[ "humus", "bedrock", "topsoil", "subsoil" ]

C

sciq-10803

multiple_choice

Does an increase in temperature speed up or slow down reactions?

[ "speed up", "end reaction", "slow down", "remain the same" ]

A

sciq-6385

multiple_choice

What property of food is determined by burning the food and measuring the heat released?

[ "additives", "nutrients", "calories", "acidity" ]

C

sciq-4342

multiple_choice

What is the process that ventilates lungs called?

[ "photosynthesis", "breathing", "reproduction", "perspiration" ]

B

sciq-8801

multiple_choice

The cells of what basic plant structure lack chloroplasts?

[ "ferns", "stem", "leaf", "root" ]

D

sciq-6064

multiple_choice

The coordination sphere consists of the central metal ion or atom plus its attached what?

[ "ligands", "strands", "molecules", "subunits" ]

A

sciq-133

multiple_choice

By allowing blood levels of a hormone to be regulated within a narrow range, feedback loops contribute to maintaining what state?

[ "consciousness", "hibernation", "homeostasis", "hypothesis" ]

C

sciq-11406

multiple_choice

Fermat’s principle states that light will always take the path of least amount of?

[ "energy", "resistance", "time", "momentum" ]

C

ai2_arc-468

multiple_choice

When prehistoric animals died and their soft parts decayed, which product was formed?

[ "oil", "sand", "coal", "shale" ]

A

sciq-10913

multiple_choice

How is eye color in humans determined?

[ "temperature of the womb", "by the father", "multiple genes", "random chance" ]

C

sciq-2077

multiple_choice

What changes from heat or pressure during metamorphism?

[ "minerals", "carbohydrates", "fossils", "grains" ]

A

sciq-1049

multiple_choice

What system, which includes the skin, plays important roles in protection, sensing stimuli and thermoregulation?

[ "teleporters system", "pectins system", "digestive system", "integumentary system" ]

D