questionID stringlengths 10 10 | question_text stringlengths 5 324 | answer_choices stringlengths 17 473 | correct_answer stringclasses 7
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NDQ_012047 | when is a species likely to be territorial? | a. when the choices of mates is low, b. when the availability of food is low, c. when there are many aggressive males in the population, d. all of the above | b |
NDQ_012048 | it what ways to animal parents care for their young? | a. by feeding the young, b. by making a nest or other shelter, c. by protecting the young from predators, d. all of the above | d |
NDQ_012049 | which of the following is an example of a courtship behavior? | a. displaying the bright red chest of a robin, b. pounding on their chests by gorillas, c. clashing antlers by male deers, d. all of the above | c |
NDQ_012060 | some reptiles have the ability to change the color of their scales. | a. true, b. false | a |
NDQ_012061 | modern reptiles live on every continent. | a. true, b. false | b |
NDQ_012065 | which reptiles belong to the order testudines? | a. turtles and tortoises, b. lizards and snakes, c. crocodiles and alligators, d. tautara | a |
NDQ_012066 | adaptations for living on land in reptiles include | a. skin covered in scales, b. lungs to breathe air, c. an egg protected by a membrane, d. all of the above | d |
NDQ_012067 | what is significant about the amniotic egg? | a. it does not have to be kept moist, b. it allows water to pass through easily, c. it allows the mother to continuously feed her developing baby, d. all of the above | a |
NDQ_012068 | how do snakes smell? | a. through their skin, which has scent receptors, b. through nostrils, like all reptiles, c. the tongue picks up scent molecules, d. through the top of their head, where scent receptors are located | c |
NDQ_012069 | which best describes most young reptiles? | a. closely resembles a young amphibian, b. miniature versions of the adult, c. water-based tadpole that develops into an adult, d. larval stage that develops into the adult | b |
NDQ_012120 | amphibians are an important food source to many people. | a. true, b. false | a |
NDQ_012121 | frogs are important predators in that they keep insect populations stable. | a. true, b. false | a |
NDQ_012125 | in the united states, where are frog legs a popular food? | a. maine, b. louisiana, c. new york, d. california | b |
NDQ_012126 | why are xenopus embryos used in developmental studies? | a. because these frogs are easy to raise in the lab, b. because this frog has a large embryo, c. because the embryos from this species can be observed with a basic microscope, d. all of the above | d |
NDQ_012127 | the word salamander originates from words meaning | a. lizard frog, b. frog snake, c. within fire, d. fire snake | c |
NDQ_012128 | how many frogs are harvested each year as food for people? | a. about 1,000,000, b. about 100,000,000, c. about 1,000,000,000, d. about 1,000,000,000,000 | a |
NDQ_012129 | many proteins involved in development have been isolated from xenopus. what made this possible? | a. because the exact developmental stage after fertilization can be easily, b. because not many proteins are involved in development in this species, c. because the proteins from this frog are big and can be seen with a microscope, d. all of the above | a |
NDQ_012140 | pathogens include disease-causing microorganisms, such as bacteria and fungi. | a. true, b. false | a |
NDQ_012141 | professional scientists do not need to follow safety guidelines as carefully as others. | a. true, b. false | b |
NDQ_012145 | which of the following is not a safety guideline for the laboratory? | a. tie back short hair, b. wear closed toe shoes, c. use gloves when appropriate, d. never eat or drink in the laboratory | a |
NDQ_012146 | which best describes a teratogen? | a. disease causing agent, such as a bacterium, virus, fungus, or protozoan, b. a chemical that can cause cancer, c. any material that could carry disease, d. a chemical that can cause deformities in a developing embryo | d |
NDQ_012147 | while performing an experiment, if anything out of the ordinary occurs, the first thing you should do is | a. to alert your teacher immediately, b. to clean with a dust pan and broom, c. to fill out an accident report, d. hide | a |
NDQ_012148 | which best describes a field scientist? | a. a scientist who studies the ecology of grass fields, b. a scientist who studies protected wildlife or plant species, c. a scientist who studies the monarch butterfly, d. a scientist who works outdoors | d |
NDQ_012149 | before biologists can study protected animal species, | a. they must observe the animals in their natural environment, b. they must apply for permission to do so, c. they must move to the area where the animals live, d. all of the above | b |
NDQ_012150 | a salamander looks like it has the head of a frog with the body of a lizard. | a. true, b. false | a |
NDQ_012151 | many salamanders live in swamps, as there is plenty of plant life for them to eat. | a. true, b. false | b |
NDQ_012155 | salamander defenses include | a. glands that give off a poisonous or bad-tasting liquid, b. brightly colored, poisonous skin, c. a frightening stance, d. all of the above | d |
NDQ_012156 | salamanders can be found on all continents except | a. australia and asia, b. australia and antarctica, c. antarctica and africa, d. australia and africa | b |
NDQ_012157 | which characteristic is associated with sirens? | a. develops four legs as an adult, b. spends most of each year living on land, c. long, strong and flat tail that helps during swimming, d. all of the above | c |
NDQ_012158 | which describes salamanders that live in caves? | a. have pale skin, b. have reduced eyes, c. able to live in complete darkness, d. all of the above | d |
NDQ_012159 | what is unique about the ribbed newt? | a. has poison glands throughout its skin, b. has claws and fangs for defense, c. has tremendous speed due to well-developed muscles, d. has needle-like rib tips that can pierce through its skin for defense | d |
NDQ_012160 | the scientific method is the general process of a scientific investigation. | a. true, b. false | a |
NDQ_012161 | scientists always exactly follow all the steps in the scientific method. | a. true, b. false | b |
NDQ_012165 | what is the first step in the scientific method? | a. make observations, b. communicate your results, c. form a hypothesis, d. analyze your results | a |
NDQ_012166 | what is the last step in the scientific method? | a. make observations, b. communicate your results, c. form a hypothesis, d. analyze your results | b |
NDQ_012167 | which of the following is in the correct sequence? | a. ask a question form a hypothesis draw conclusion make observations, b. communicate results make observations form a hypothesis draw conclusion, c. ask a question form a hypothesis test the hypothesis draw conclusion, d. make observations ask a question draw conclusion - test the hypothesis | c |
NDQ_012168 | which of the following is true concerning a hypothesis? | a. it must be testable, b. it must be proven wrong, c. it must provide yes, no or inconclusive answers, d. all of the above | a |
NDQ_012169 | how do scientists communicate their results? | a. scientists may talk to small groups of scientists and give talks at large scientific meetings, b. scientists write articles for scientific journals, c. scientists may communicate their findings to journalists, d. all of the above | d |
NDQ_012170 | a hypothesis is based on evidence collected through experiments. | a. true, b. false | b |
NDQ_012171 | if only a little evidence disproves a scientific theory, the theory can still be accepted. | a. true, b. false | b |
NDQ_012175 | to collect evidence to support a hypothesis, | a. scientists develop a theory, b. scientists do experiments, c. scientist follow the scientific law, d. all of the above | b |
NDQ_012176 | which of the following is considered evidence? | a. a direct, physical observation of something or a process over time, b. something measurable, c. the data resulting from an experiment, d. all of the above | d |
NDQ_012177 | which of the following describes a scientific law? | a. a scientific law explains an aspect of the natural world based on repeated observations, b. a scientific law describes what always happens under certain conditions in, c. a scientific law is a proposed explanation for something that is testable, d. a scientific law explains what usually happens in nature | b |
NDQ_012178 | which of the following is true concerning scientific theories? | a. scientific theories produce information that helps us understand our world, b. scientific theories are tested and confirmed by many different people, c. scientific theories have lots of evidence in support of the theory, d. all of the above are true concerning scientific theories | d |
NDQ_012179 | when can a scientific theory be changed? | a. when new evidence is found, b. when a new scientific law is made, c. when the hypothesis changes, d. all of the above | a |
NDQ_012180 | the key to being a great scientist is to ask questions. | a. true, b. false | a |
NDQ_012181 | good scientists are skeptical. they question the answers to their questions. | a. true, b. false | a |
NDQ_012185 | which of the following could be a scientific question? | a. why does joey like pizza?, b. what differs between the two environments where the lions live?, c. why is mr. williams a boring teacher?, d. all of the above could be scientific questions | b |
NDQ_012186 | which of the following is a detailed observation? | a. the chimps on one side of the jungle are dying, while chimps on the other side of the jungle are healthy, b. while all chimps on the north side of the jungle are healthy, four female and five male, c. young chimps on the south side die due to a lack of nutrients in their diet, d. all of the above are detailed observ... | b |
NDQ_012187 | which of the following statements is true? | a. a scientific experiment provides a conclusion to a question, b. detailed observations result in scientific conclusions, c. a scientific hypothesis is based on scientific experiments, d. a scientific hypothesis is based on detailed observations | d |
NDQ_012188 | how do scientists find answers? | a. scientists find answers using experiments, b. scientists find answers by making careful observations, c. scientists find answers by drawing conclusions, d. scientists find answers by asking appropriate questions | a |
NDQ_012189 | what is a conclusion? | a. a test to obtain new data, b. the reason that an experiment is done, c. the meaning of the outcome of an experiment based on the evidence, d. a proposed explanation for something that is testable | c |
NDQ_012190 | plants can readily tell what month it is. | a. true, b. false | b |
NDQ_012191 | plants can readily tell the length of darkness each 24 hour period. | a. true, b. false | a |
NDQ_012195 | in california, a certain long day plant has a photoperiod of 14 hours. when is this plant most likely to bloom? | a. february, b. april, c. july, d. september | c |
NDQ_012196 | which of the following are short-day plants? | a. cotton, rice and lettace, b. cotton, rice and sugar cane, c. lettuce, wheat and turnips, d. cotton, lettuce and wheat | b |
NDQ_012197 | how do plants determine the time of year? | a. by the change in temperature, b. by the length of daylight and darkness, c. by the amount of rain, d. by both the temperature changes and length of daylight | b |
NDQ_012198 | more flowers bloom during the spring and summer than other months. this means that | a. there are more long-day plants than shortday plants, b. there are more short-day plants than long-day plants, c. plants like the warm temperatures, d. both (a) and (c) are correct | a |
NDQ_012199 | why do leaves change color in the fall? | a. it is a response to additional precipitation, b. it is a response to the decrease in temperature, c. it is a response to a shortened length of day, d. all of the above | c |
NDQ_012200 | seeds allow a plant embryo to survive harsh conditions. | a. true, b. false | a |
NDQ_012201 | some seeds can stay in a resting state for hundreds of years. | a. true, b. false | a |
NDQ_012205 | which of the following is a characteristic of a seed? | a. some seeds have features that allow them to be carried long distances by wind, b. some seeds are embedded in fleshy fruits so they are eaten by animals, c. some seeds have adaptations so that they will be carried on the fur of an animal, d. all of the above are characteristics of seeds | d |
NDQ_012206 | how are the fruits of a maple tree dispersed? | a. maple trees produce the maple fruit. animals are attracted to the maple syrup taste, and disperse the seeds, b. maple trees have specialized fruits with wing-like parts that help seed, c. the maple leaves are dispersed by the wind as they fall off the tree, d. maple trees do not have fruits | b |
NDQ_012207 | how are the seeds of pine trees dispersed? | a. pine trees have pine fruits that stick to animals fur and are dispersed, b. pine trees have pine cones that animals eat and disperse, c. pine trees have tiny seeds with wings that are dispersed by wind, d. pine trees do not have seeds | c |
NDQ_012208 | how are the seeds of an apple tree dispersed? | a. apple seeds stick to an animals fur, dispersing the seeds as the animal moves, b. apples are eaten by animals, dispersing the seeds in the animals feces, c. apples are carried by the wind, dispersing the seeds, d. all of the above | b |
NDQ_012209 | how are non-fleshy fruits dispersed? | a. non-fleshy fruits stick to an animals fur, dispersing the seeds as the animal, b. non-fleshy fruits are eaten by animals, dispersing the seeds in the animals feces, c. non-fleshy fruits are carried by the wind, dispersing the seeds, d. all of the above | a |
NDQ_012269 | an ant colony may have over a billion ants. | a. true, b. false | b |
NDQ_012270 | male lions of a pride work together to hunt. | a. true, b. false | b |
NDQ_012274 | the role of the male drones is to | a. find food, b. defend the colony against predators, c. mate with the queen, d. all of the above are roles of male ants and bees | c |
NDQ_012275 | which of the following are social animals? | a. reptiles, b. birds, c. many mollusks, d. all of the above are social animals | b |
NDQ_012276 | which of the following is the job of worker ants? | a. to care for the young, b. to build and repair the colonys nest, c. to find food, d. all of the above are jobs of worker ants | d |
NDQ_012277 | which of the following statements is true? | a. young female meerkats search for food, b. social animals includes lions, crows and wolves, c. female lions work together to care for their young, d. all of the above are true | b |
NDQ_012278 | which of the following statements is true? | a. worker ants defend the colony against predators, b. young worker bees, having the most energy, leave the colony to fing food, c. most bees are drones that mate with the queen, d. all of the ants in the colony work together as a single unit | d |
NDQ_012299 | you ancient ancestors had tails. | a. true, b. false | a |
NDQ_012300 | humans evolved from chimpanzees. | a. true, b. false | b |
NDQ_012304 | which of the following are vestigial structures? | a. the pelvic bones of a whale, b. the eyes of cavefish, c. the wings of ostriches and emus, d. all of the above are vestigial structures | d |
NDQ_012305 | bats, lions and whales are all mammals. homologous structures have a common function and suggest common ancestry. which of the following pairs of structures are homologous structures? | a. bat wings and whale flippers, b. bat wings and lion legs, c. lion legs and whale flippers, d. all of the above are homologous structures | d |
NDQ_012306 | the presence of pelvic bones in a whale suggests that | a. whales once had legs, b. whales are descended from other sea life that used legs to swim, c. whales are descended from land-dwelling ancestors that had legs, d. whales once lived on land | c |
NDQ_012307 | the presence of gill slits in a human embryo suggests that | a. humans and fish shared a common ancestor, b. humans once lived in the sea, c. humans once used gills to breath, d. all of the above | a |
NDQ_012308 | which best describes a vestigial structure? | a. a structure that has developed a different use through evolution, b. a structure that has lost its use through evolution, c. a structure that is no longer necessary, d. a structure that did not develop properly | b |
NDQ_012309 | primary succession always starts with a pioneer species, which is usually a type of small insect. | a. true, b. false | b |
NDQ_012310 | secondary succession usually begins with small grasses. | a. true, b. false | a |
NDQ_012314 | what is the end result of ecological succession? | a. a secondary forest, b. a secondary community, c. a climax community, d. a climax ecosystem | c |
NDQ_012315 | what do lichens help create? | a. rock, b. soil, c. fungi, d. plants | b |
NDQ_012316 | after a forest fire, | a. secondary succession occurs, b. fertilizer needs to be applied to the land, c. seeds need to be replanted, d. all of the above | a |
NDQ_012317 | which would represent primary succession? | a. rock lichen moss grass trees shrub, b. rock moss lichen grass shrub trees, c. rock lichen moss shrub grass trees, d. rock lichen moss grass shrub trees | d |
NDQ_012318 | what event can initiate secondary succession? | a. a forest fire, b. an abandoned field, c. a flood, d. all of the above | d |
NDQ_012319 | the worst symbiotic relationship is one in which neither organism benefits. | a. true, b. false | b |
NDQ_012320 | parasites usually kill their host. | a. true, b. false | b |
NDQ_012324 | what type of relationship involves an organism using another for transportation or housing? | a. mutualism, b. commensalism, c. parasitism, d. all of the above | b |
NDQ_012325 | what type of relationship exists between the ostrich and the zebra? | a. mutualism, b. commensalism, c. parasitism, d. predator-prey relationship | a |
NDQ_012326 | what type of relationship exists between hookworms and humans? | a. mutualism, b. commensalism, c. parasitism, d. predator-prey | c |
NDQ_012327 | what type of relationship exists between tigers and golden jackals? | a. mutualism, b. commensalism, c. parasitism, d. predator-prey relationship | b |
NDQ_012328 | what is the type of symbiotic relationship where only one species benefits? | a. mutualism, b. commensalism, c. parasitism, d. predator-prey relationship | b |
NDQ_012329 | many plants need fungi to live. | a. true, b. false | a |
NDQ_012330 | both organisms benefit in a mutualistic relationship. | a. true, b. false | a |
NDQ_012334 | how do fungi help ants and termites? | a. fungi help ants and termites digest wood or leaves, b. fungi provide ants and termites with food,, c. fungi decompose ants and termites, d. all of the above | a |
NDQ_012335 | fungi cause what human diseases? | a. dutch elm disease and ringworm, b. athletes foot and worms, c. ringworm and athletes foot, d. poison oak sink rash and ringworm | c |
NDQ_012336 | fungi forms symbiotic relationships with | a. plants and algae, b. insects, c. humans, d. all of the above | d |
NDQ_012337 | which of the following statements is true? | a. dutch elm disease is a serious issue in the world today, b. dutch elm disease is caused by a fungal parasite, c. dutch elm fungus was carried to the trees by mosquitoes, d. all of the above are true | b |
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