question_id int32 0 11.7k | question stringlengths 14 399 | choices sequencelengths 4 4 | answer stringlengths 4 70 | documents stringlengths 2.83k 8.63k |
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0 | What type of organism is commonly used in preparation of foods such as cheese and yogurt? | [
"A. gymnosperms",
"B. protozoa",
"C. viruses",
"D. mesophilic organisms"
] | D. mesophilic organisms | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
1 | What phenomenon makes global winds blow northeast to southwest or the reverse in the northern hemisphere and northwest to southeast or the reverse in the southern hemisphere? | [
"A. centrifugal effect",
"B. muon effect",
"C. coriolis effect",
"D. tropical effect"
] | C. coriolis effect | Document 1 ::: The paper consists of single correct type questions. There are questions from high school level physics, mathematics and some questions from general astronomy.
Document 2 ::: Extratropical cyclones in meridional flows tend to be stronger and move slower. This pattern is responsible for most instances of ... |
2 | Changes from a less-ordered state to a more-ordered state (such as a liquid to a solid) are always what? | [
"A. unbalanced",
"B. exothermic",
"C. endothermic",
"D. reactive"
] | B. exothermic | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: Typically, the topics are, in order, descriptive chemistry/laboratory techniques, sto... |
3 | What is the least dangerous radioactive decay? | [
"A. gamma decay",
"B. zeta decay",
"C. alpha decay",
"D. beta decay"
] | C. alpha decay | Document 1 ::: The first three have similar half-lives, between 200 thousand and 300 thousand years; the last four have longer half-lives, in the low millions of years. Technetium-99 produces the largest amount of LLFP radioactivity. It emits beta particles of low to medium energy but no gamma rays, so has little hazar... |
4 | Kilauea in hawaii is the world’s most continuously active volcano. very active volcanoes characteristically eject red-hot rocks and lava rather than this? | [
"A. magma",
"B. carbon and smog",
"C. smoke and ash",
"D. greenhouse gases"
] | C. smoke and ash | Document 1 ::: : 715 "Gravity, geology, and the specific orbit of the moon lead to the tidal patterns of the Earth's oceans and thus to both the environment in which early life evolved and in which tsunamis bring death and destruction to countless thousands of people". : 717–718 Holmes Rolston III says nature embodies ... |
5 | When a meteoroid reaches earth, what is the remaining object called? | [
"A. meteor",
"B. comet",
"C. meteorite",
"D. orbit"
] | C. meteorite | Document 1 ::: The paper consists of single correct type questions. There are questions from high school level physics, mathematics and some questions from general astronomy.
Document 2 ::: The content within the book is written using a question and answer format. It contains some 250 questions, which The Science Teach... |
6 | What kind of a reaction occurs when a substance reacts quickly with oxygen? | [
"A. nitrogen reaction",
"B. Fluid Reaction",
"C. invention reaction",
"D. combustion reaction"
] | D. combustion reaction | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: Typically, the topics are, in order, descriptive chemistry/laboratory techniques, sto... |
7 | Organisms categorized by what species descriptor demonstrate a version of allopatric speciation and have limited regions of overlap with one another, but where they overlap they interbreed successfully?. | [
"A. ring species",
"B. surface species",
"C. fitting species",
"D. species complex"
] | A. ring species | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
8 | Alpha emission is a type of what? | [
"A. heat",
"B. radioactivity",
"C. light",
"D. radiation"
] | B. radioactivity | Document 1 ::: The paper consists of single correct type questions. There are questions from high school level physics, mathematics and some questions from general astronomy.
Document 2 ::: These are conceptual ranking-task questions that help the student before embarking on numerical calculations. The textbook covers ... |
9 | What is the stored food in a seed called? | [
"A. endosperm",
"B. membrane",
"C. larval",
"D. pollin"
] | A. endosperm | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
10 | Zinc is more easily oxidized than iron because zinc has a lower reduction potential. since zinc has a lower reduction potential, it is a more what? | [
"A. much metal",
"B. Trap metal",
"C. active metal",
"D. usually metal"
] | C. active metal | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: The NSEC contains only multiple choice questions. The questions include physical chem... |
11 | What is controlled by both genes and experiences in a given envionment? | [
"A. reflexes",
"B. animal behaviors",
"C. learned behaviors",
"D. instincts"
] | B. animal behaviors | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
12 | What tells you how much of the food you should eat to get the nutrients listed on the label? | [
"A. serving size",
"B. scoop size",
"C. longer size",
"D. regular size"
] | A. serving size | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: The test had 50 multiple choice questions that were to be answered in one hour. All q... |
13 | What are used to write nuclear equations for radioactive decay? | [
"A. critical symbols",
"B. radioactive symbols",
"C. nuclear symbols",
"D. trigonometric symbols"
] | C. nuclear symbols | Document 1 ::: The test had 50 multiple choice questions that were to be answered in one hour. All questions had five answer choices. Students received 1 point for every correct answer, lost ¼ of a point for each incorrect answer, and received 0 points for questions left blank. The questions covered a broad range of to... |
14 | What is controlled by regulatory proteins that bind to regulatory elements on dna? | [
"A. substance transcription",
"B. amino acids",
"C. mRNA",
"D. gene transcription"
] | D. gene transcription | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
15 | Boron only occurs naturally in compounds with what element? | [
"A. helium",
"B. nitrogen",
"C. carbon",
"D. oxygen"
] | D. oxygen | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: The NSEC contains only multiple choice questions. The questions include physical chem... |
16 | What organ systems link exchange surfaces with cells throughout the body? | [
"A. pulmonary",
"B. nervous",
"C. circulatory",
"D. vascular"
] | C. circulatory | Document 1 ::: NBDE I consists of 400 multiple choice questions emphasizing basic sciences: 1. Human Anatomy, Embryology, and Histology 2. Biochemistry and Physiology 3.
Document 2 ::: Humans have the overall body plan of a mammal. Humans have a head, neck, trunk (which includes the thorax and abdomen), two arms and ha... |
17 | What occurs when the immune system attacks a harmless substance that enters the body from the outside? | [
"A. nausea",
"B. panic attack",
"C. allergy",
"D. plague"
] | C. allergy | Document 1 ::: ": 46 She also contended that the two studies that had failed to replicate the Uhlmann paper's results were flawed for two reasons: because they looked at cells of children with autism rather than in their GI tract, and because they did not test children with autism with gastrointestinal dysfunction. : 6... |
18 | Fertilization is the union of a sperm and egg, resulting in the formation of what? | [
"A. a cytoplasm",
"B. a nuclei",
"C. a bacteriophage",
"D. a zygote"
] | D. a zygote | Document 1 ::: In biology, polyspermy describes the fertilization of an egg by more than one sperm. Diploid organisms normally contain two copies of each chromosome, one from each parent. The cell resulting from polyspermy, on the other hand, contains three or more copies of each chromosome—one from the egg and one eac... |
19 | The plants alternation between haploid and diploud generations allow it to do what? | [
"A. reproduce asexually and sexually",
"B. reproduce asexually and biologically",
"C. reproduce asexually and simultaneously",
"D. reproduce sexually and autonomously"
] | A. reproduce asexually and sexually | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
20 | Most of the chemical reactions in the body are facilitated by what? | [
"A. proteins",
"B. vitamins",
"C. enzymes",
"D. carbohydrates"
] | C. enzymes | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: The NSEC contains only multiple choice questions. The questions include physical chem... |
21 | What is the termination of a pregnancy in progress called? | [
"A. delivery",
"B. abortion",
"C. contraception",
"D. miscarriage"
] | B. abortion | Document 1 ::: NBDE I consists of 400 multiple choice questions emphasizing basic sciences: 1. Human Anatomy, Embryology, and Histology 2. Biochemistry and Physiology 3.
Document 2 ::: The test had 50 multiple choice questions that were to be answered in one hour. All questions had five answer choices. Students receive... |
22 | Cutting down on the use of chemical fertilizers and preserving wetlands are ways to prevent what "unlivable" regions in bodies of water? | [
"A. inhabitable zones",
"B. dead zones",
"C. hostile zones",
"D. fresh zones"
] | B. dead zones | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
23 | Which muscles allow your fingers to also make precise movements for actions? | [
"A. fine movement muscles",
"B. paired muscles",
"C. intrinsic muscles",
"D. motoric muscles"
] | C. intrinsic muscles | Document 1 ::: Most mathematics questions, or calculation questions from subjects such as chemistry, physics, or economics employ a style which does not fall into any of the above categories, although some papers, notably the Maths Challenge papers in the United Kingdom employ multiple choice. Instead, most mathematics... |
24 | Testing what usually requires making observations or performing experiments? | [
"A. homeostasis",
"B. hypothesis",
"C. variables",
"D. conclusion"
] | B. hypothesis | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
25 | This sharing of electrons produces what is known as a covalent bond. covalent bonds are ~20 to 50 times stronger than what? | [
"A. van der waals interactions",
"B. gravitational pull",
"C. Mendelian systems",
"D. Newton's third law"
] | A. van der waals interactions | Document 1 ::: In organic chemistry, covalent bonding is much more common than ionic bonding. Covalent bonding also includes many kinds of interactions, including σ-bonding, π-bonding, metal-to-metal bonding, agostic interactions, bent bonds, three-center two-electron bonds and three-center four-electron bonds. The ter... |
26 | Water molecules move about continuously due to what type of energy? | [
"A. seismic",
"B. optical",
"C. potential",
"D. kinetic"
] | D. kinetic | Document 1 ::: These are conceptual ranking-task questions that help the student before embarking on numerical calculations. The textbook covers most of the basic topics in physics: Mechanics Waves Thermodynamics Electromagnetism Optics Special RelativityThe extended edition also contains introductions to topics such a... |
27 | A small scale version of what type of map displays individual rock units? | [
"A. polar map",
"B. geologic map",
"C. seismic map",
"D. geographic map"
] | B. geologic map | Document 1 ::: The test had 50 multiple choice questions that were to be answered in one hour. All questions had five answer choices. Students received 1 point for every correct answer, lost ¼ of a point for each incorrect answer, and received 0 points for questions left blank. The questions covered a broad range of to... |
28 | What is defined as a change in the inherited traits of organisms over time? | [
"A. variation",
"B. generation",
"C. evolution",
"D. divergence"
] | C. evolution | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
29 | What hormone, which is associated with luteinizing hormone and male sexuality, helps bring about physical changes in puberty? | [
"A. testosterone",
"B. epinephrine",
"C. steroids",
"D. estrogen"
] | A. testosterone | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
30 | Where do angiosperms produce seeds in flowers? | [
"A. cones",
"B. germs",
"C. testes",
"D. ovaries"
] | D. ovaries | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
31 | In order to create food, what do photosynthetic protists use? | [
"A. light energy",
"B. thermal energy",
"C. hydrocarbons",
"D. decayed matter"
] | A. light energy | Document 1 ::: The NSEC contains only multiple choice questions. The questions include physical chemistry, organic chemistry, and inorganic chemistry. The stress on biochemistry is more in the NSEC than in the typical school syllabi.
Document 2 ::: The first part contains 60 multiple-choice questions. Each question has... |
32 | What type of vertebrates are birds? | [
"A. invertebrates",
"B. exothermic",
"C. endothermic tetrapod",
"D. epidermal tetrapod"
] | C. endothermic tetrapod | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
33 | What type of ions do ionic compounds contain? | [
"A. positive and charged",
"B. regular and irregular",
"C. positive and negative",
"D. negative and neutal"
] | C. positive and negative | Document 1 ::: The NSEC contains only multiple choice questions. The questions include physical chemistry, organic chemistry, and inorganic chemistry. The stress on biochemistry is more in the NSEC than in the typical school syllabi.
Document 2 ::: The first part contains 60 multiple-choice questions. Each question has... |
34 | All living things need air and this to survive? | [
"A. water",
"B. ecosystem",
"C. stimuli",
"D. habitat"
] | A. water | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
35 | The cells of all eukarya have a what? | [
"A. chloroplast",
"B. nucleus",
"C. necrosis",
"D. epidermis"
] | B. nucleus | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
36 | What type of plate boundaries produce huge mountain ranges in the ocean basin? | [
"A. tractional",
"B. coherent",
"C. parallel",
"D. divergent"
] | D. divergent | Document 1 ::: The test had 50 multiple choice questions that were to be answered in one hour. All questions had five answer choices. Students received 1 point for every correct answer, lost ¼ of a point for each incorrect answer, and received 0 points for questions left blank. The questions covered a broad range of to... |
37 | Interstitial carbides are produced by the reaction of most transition metals at high temperatures with what element? | [
"A. hydrogen",
"B. nitrogen",
"C. carbon",
"D. oxygen"
] | C. carbon | Document 1 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of 6 items; each set corresponds to a different chemistry topic.
Document 2 ::: Typically, the topics are, in order, descriptive chemistry/laboratory techniques, sto... |
38 | Fungus-like protist saprobes play what role in a food chain and are specialized to absorb nutrients from nonliving organic matter, such as dead organisms or their wastes? | [
"A. aphids",
"B. Soil",
"C. fluxes",
"D. decomposers"
] | D. decomposers | Document 1 ::: Ask A Biologist is a pre-kindergarten through high school program dedicated to answering questions from students, their teachers, and parents. The primary focus of the program is to connect students and teachers with working scientists through a question and answer Web e-mail form. The companion website ... |
39 | What are the sites of protein synthesis or assembly? | [
"A. chloroplasts",
"B. plasma",
"C. ribosomes",
"D. chromosomes"
] | C. ribosomes | Document 1 ::: The student's score was based entirely on his or her performance in answering the multiple-choice questions. The questions covered a broad range of topics in general biology. There were more specific questions related respectively on ecological concepts (such as population studies and general Ecology) on... |
40 | What must replicate in the cell cycle before meiosis i takes place? | [
"A. meiotic fluid",
"B. dna",
"C. cell walls",
"D. sperm"
] | B. dna | Document 1 ::: Q1 General biology Q2 Cytology Q3 Genetics Q4 Physiology Q5 Biochemistry Q6 Biophysics Q7 Molecular biology Q8 Bioengineering Q9 Zoology and botany
Document 2 ::: The first part contains 60 multiple-choice questions. Each question has four answer choices. The questions are loosely grouped into 10 sets of... |
41 | What phenomenon is primarily the result of plate tectonic motions? | [
"A. volcanoes",
"B. tsunamis",
"C. earthquake",
"D. eruption"
] | C. earthquake | Document 1 ::: : 715 "Gravity, geology, and the specific orbit of the moon lead to the tidal patterns of the Earth's oceans and thus to both the environment in which early life evolved and in which tsunamis bring death and destruction to countless thousands of people". : 717–718 Holmes Rolston III says nature embodies ... |
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