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11,700 | NDQ_010926 | homeostasis | which is the proper sequence of events in maintaining homeostasis? | null | null | Multiple Choice | a. signal, 2, b. stimulus, 2, c. receptor, 2, d. stimulus, 2 | d |
11,701 | NDQ_010927 | homeostasis | which is an example of negative feedback? | null | null | Multiple Choice | a. maintaining stable blood glucose levels, b. the production of milk in a nursing mother, c. contractions of the uterus during childbirth, d. all of the above | a |
11,702 | NDQ_010928 | how the eye works | the job of the eye is to focus light. | null | null | Multiple Choice | a. true, b. false | a |
11,703 | NDQ_010929 | how the eye works | light is focused on the lens of the eye. | null | null | Multiple Choice | a. true, b. false | b |
11,704 | NDQ_010933 | how the eye works | what covers the back inside part of the eye? | null | null | Multiple Choice | a. the cornea, b. the pupil, c. the retina, d. the lens | c |
11,705 | NDQ_010934 | how the eye works | what parts focus light on the back of the eye? | null | null | Multiple Choice | a. the cornea and lens, b. the pupil and lens, c. the cornea and pupil, d. the lens and retina | a |
11,706 | NDQ_010935 | how the eye works | what allows us to detect light of different colors? | null | null | Multiple Choice | a. rod cells, b. cone cells, c. the retina, d. the pupil | b |
11,707 | NDQ_010936 | how the eye works | light enters the eye through the __________. | null | null | Multiple Choice | a. cornea, b. retina, c. pupil, d. lens | c |
11,708 | NDQ_010937 | how the eye works | what serves to protect the eye? | null | null | Multiple Choice | a. the lens, b. the cornea, c. the pupil, d. the retina | b |
11,709 | NDQ_010938 | human causes of extinction | most current species extinction is because of humans. | null | null | Multiple Choice | a. true, b. false | a |
11,710 | NDQ_010939 | human causes of extinction | the size of the human population creates many issues relating to the survival of other species. | null | null | Multiple Choice | a. true, b. false | a |
11,711 | NDQ_010943 | human causes of extinction | the burning of fossil fuels | null | null | Multiple Choice | a. changes the habitats of many species., b. warms the planet., c. can lead to species extinction., d. all of the above | d |
11,712 | NDQ_010944 | human causes of extinction | pollution | null | null | Multiple Choice | a. changes the habitats of many species., b. comes from greenhouse gases., c. leads to species population increases., d. all of the above | a |
11,713 | NDQ_010945 | human causes of extinction | if nothing changes from today, human population increases will result | null | null | Multiple Choice | a. more greenhouse gases emitted., b. additional species extinction., c. more habit destruction., d. all of the above | d |
11,714 | NDQ_010946 | human causes of extinction | threats to soil include | null | null | Multiple Choice | a. damage from greenhouse gases., b. damage from agricultural pesticides., c. damage from acid rain., d. all of the above | b |
11,715 | NDQ_010947 | human causes of extinction | threats to water include | null | null | Multiple Choice | a. damage from greenhouse gases., b. damage from agricultural pesticides., c. damage from acid rain., d. all of the above | c |
11,716 | NDQ_010948 | human digestive system | chewing your food is the start of digestion. | null | null | Multiple Choice | a. true, b. false | a |
11,717 | NDQ_010949 | human digestive system | absorption of nutrients from food occurs in the stomach. | null | null | Multiple Choice | a. true, b. false | b |
11,718 | NDQ_010953 | human digestive system | which of the following are organs of the digestive system? | null | null | Multiple Choice | a. the liver, pancreas and gallbladder, b. the stomach and intestine, c. the mouth and esophagus, d. All of the above are organs of the digestive system. | d |
11,719 | NDQ_010954 | human digestive system | the mixing of food with stomach juices is an example of | null | null | Multiple Choice | a. mechanical digestion., b. chemical digestion., c. absorption., d. elimination. | b |
11,720 | NDQ_010955 | human digestive system | the mixing of food with saliva is the beginning of what process? | null | null | Multiple Choice | a. mechanical digestion, b. chemical digestion, c. absorption, d. eating | b |
11,721 | NDQ_010956 | human digestive system | the majority of absorption occurs in the | null | null | Multiple Choice | a. stomach., b. small intestine., c. large intestine., d. mouth. | b |
11,722 | NDQ_010957 | human digestive system | another name for the digestive tube is the | null | null | Multiple Choice | a. gut., b. digestive tract., c. gastrointestinal tract., d. mouth to the anus. | c |
11,723 | NDQ_010968 | human genome project | your genome is all of your genetic information. | null | null | Multiple Choice | a. true, b. false | a |
11,724 | NDQ_010969 | human genome project | all the bases that make up the human genome have been sequenced. | null | null | Multiple Choice | a. true, b. false | a |
11,725 | NDQ_010973 | human genome project | how many bases make up the human genome? | null | null | Multiple Choice | a. 4, b. about 300,000, c. about 3,000,000, d. about 3,000,000,000 | c |
11,726 | NDQ_010974 | human genome project | how many genes does it take to make a human? | null | null | Multiple Choice | a. about 2,000, b. about 20,000, c. about 20,000,000, d. about 20,000,000,000 | b |
11,727 | NDQ_010975 | human genome project | which of the following is not an outcome of the human genome project? | null | null | Multiple Choice | a. Technologies developed will reduce the cost of sequencing a person's genome., b. It will allow you to analyze your own genome., c. It will be easier to identify genetic disease genes., d. It will allow professionals to determine if you are at risk for specific diseases. | b |
11,728 | NDQ_010976 | human genome project | knowing a person is at risk for developing a genetic disease | null | null | Multiple Choice | a. would allow that person to make lifestyle changes., b. would allow that person to seek preventative medical care., c. would allow that person to have their genome studied., d. both (a | d |
11,729 | NDQ_010977 | human genome project | analysis of your own genome | null | null | Multiple Choice | a. could give you a genetic disorder., b. could make you very sick., c. could determine if you are at risk for specific diseases., d. all of the above | c |
11,730 | NDQ_010978 | human population | planet earth has unlimited resources. | null | null | Multiple Choice | a. true, b. false | b |
11,731 | NDQ_010979 | human population | the human population is running out of resources, so it shows logistic growth. | null | null | Multiple Choice | a. true, b. false | b |
11,732 | NDQ_010983 | human population | how long did it take for the human population to increase from 6 billion to 7 billion people? | null | null | Multiple Choice | a. 1 year, b. 12 years, c. 25 years, d. 50 years | b |
11,733 | NDQ_010984 | human population | how long did it take for the human population to increase from 1 billion to 2 billion people? | null | null | Multiple Choice | a. about 25 years, b. about 50 years, c. about 100 years, d. over 120 years | d |
11,734 | NDQ_010985 | human population | which is the first stage of human population growth? | null | null | Multiple Choice | a. Population size continues to grow., b. Birth rates equal death rates and populations become stable., c. Birth and death rates are high and population growth is stable., d. Total population size may level off. | c |
11,735 | NDQ_010986 | human population | which is the last stage of human population growth? | null | null | Multiple Choice | a. Population size continues to grow., b. Birth rates equal death rates and populations become stable., c. Birth and death rates are high and population growth is stable., d. Total population size may level off. | d |
11,736 | NDQ_010987 | human population | by the year 2050, how many people will inhabit the planet? | null | null | Multiple Choice | a. about 7 billion, b. about 8 to 9 billion, c. about 9 to 11 billion, d. over 15 billion | c |
11,737 | NDQ_010988 | human skeletal system | bones are made of cartilage and ligaments. | null | null | Multiple Choice | a. true, b. false | b |
11,738 | NDQ_010989 | human skeletal system | ligaments create smooth surfaces for the movement of bones. | null | null | Multiple Choice | a. true, b. false | b |
11,739 | NDQ_010993 | human skeletal system | which best describes the skeleton of a baby? | null | null | Multiple Choice | a. A skeleton of only cartilage and other connective tissues., b. A skeleton of bones with areas of cartilage for growth., c. A skeleton that is just beginning to harden., d. A skeleton just like that of an adult, only smaller. | b |
11,740 | NDQ_010994 | human skeletal system | what is cartilage? | null | null | Multiple Choice | a. A Soft connective tissue in spongy bone., b. A band of fibrous connective tissue that holds bones together., c. A dense connective tissue that provides a smooth surface for the movement, d. A tough, fibrous membrane that covers the outer surface of bone. | c |
11,741 | NDQ_010995 | human skeletal system | what is the light and porous material at eh center of bone? | null | null | Multiple Choice | a. spongy bone, b. compact bone, c. bone marrow, d. the periosteum | a |
11,742 | NDQ_010996 | human skeletal system | which of the following are functions of the skeleton? | null | null | Multiple Choice | a. to store calcium, b. to support the body against the pull of gravity, c. to protect the soft organs of the body, d. All of the above are functions of the skeleton. | d |
11,743 | NDQ_010997 | human skeletal system | why does the skeleton stop growing in length? | null | null | Multiple Choice | a. Because the growth plates stop working., b. Because there is not enough calcium and other nutrients in the body., c. Because the cartilage in the growth plate has been replaced by bone., d. Because the bones reach their maximum length. | c |
11,744 | NDQ_011148 | indoor air pollution | sealing up your home keeps air pollution out. | null | null | Multiple Choice | a. true, b. false | b |
11,745 | NDQ_011149 | indoor air pollution | secondhand smoke can cause severe health issues. | null | null | Multiple Choice | a. true, b. false | a |
11,746 | NDQ_011153 | indoor air pollution | which of the following is a biological source of indoor air pollution? | null | null | Multiple Choice | a. decomposed hair, b. pollen, c. mold, d. all of the above | d |
11,747 | NDQ_011154 | indoor air pollution | which of the following is a radioactive gas released from the earth? | null | null | Multiple Choice | a. carbon monoxide, b. VOCs, c. radon, d. formaldehyde | c |
11,748 | NDQ_011155 | indoor air pollution | which of the following is extremely dangerous to your health? | null | null | Multiple Choice | a. asbestos, b. carbon monoxide, c. secondhand smoke, d. all of the above | d |
11,749 | NDQ_011156 | indoor air pollution | which of the following is a toxic gas released by burning fossil fuels? | null | null | Multiple Choice | a. radon, b. volatile organic compounds, c. carbon monoxide, d. asbestos | c |
11,750 | NDQ_011157 | indoor air pollution | to limit your exposure to indoor air pollution, you should | null | null | Multiple Choice | a. have secondhand smoke detectors in your home., b. limit your exposure to pesticides and cleaning fluids., c. only use toxic substances outside., d. all of the above | b |
11,751 | NDQ_011158 | infancy and childhood | babies grow fastest during the first year of life. | null | null | Multiple Choice | a. true, b. false | a |
11,752 | NDQ_011159 | infancy and childhood | a baby must be able to walk to be a toddler. | null | null | Multiple Choice | a. true, b. false | b |
11,753 | NDQ_011163 | infancy and childhood | during infancy, a baby | null | null | Multiple Choice | a. doubles in weight and triples in length., b. doubles in height and triples in length., c. doubles in length and triples in weight., d. gains 10 pounds and 10 inches. | c |
11,754 | NDQ_011164 | infancy and childhood | many baby teeth start to come in at about | null | null | Multiple Choice | a. 4 months., b. 6 months., c. 8 months., d. 10 months. | b |
11,755 | NDQ_011165 | infancy and childhood | the best toy for an infant is one that the baby | null | null | Multiple Choice | a. can play with like a doll., b. can catch like a ball., c. can put in its mouth., d. all of the above | c |
11,756 | NDQ_011166 | infancy and childhood | when do many babies begin to walk? | null | null | Multiple Choice | a. by 6 months of age, b. by 9 months of age, c. by 12 months of age, d. by 18 months of age | c |
11,757 | NDQ_011167 | infancy and childhood | many young children repeatedly ask why? this is an example of | null | null | Multiple Choice | a. understanding simple concepts., b. their natural curiosity., c. a fine motor skill., d. pretend play. | b |
11,758 | NDQ_011178 | influences on darwin | prior to darwin, many people believed earth was only about 6,000 years old. | null | null | Multiple Choice | a. true, b. false | a |
11,759 | NDQ_011179 | influences on darwin | many people believed that organisms never change and never go extinct. | null | null | Multiple Choice | a. true, b. false | a |
11,760 | NDQ_011183 | influences on darwin | who suggested the earth must be over 6,000 years old, because of all the geological changes. | null | null | Multiple Choice | a. Lyell, b. Lamarck, c. Wallace, d. Darwin | a |
11,761 | NDQ_011184 | influences on darwin | who proposed that traits acquired during ones lifetime could be passed to the next generation? | null | null | Multiple Choice | a. Lyell, b. Lamarck, c. Wallace, d. Darwin | b |
11,762 | NDQ_011185 | influences on darwin | who developed a theory of evolution similar to darwins? | null | null | Multiple Choice | a. Lamarck, b. Lyell, c. Wallace, d. no one | c |
11,763 | NDQ_011186 | influences on darwin | during darwins voyage, he observed fossils of sea life in the mountains? this is evidence of | null | null | Multiple Choice | a. fish living in the mountains., b. dramatic geological changes during Earth’s history., c. the evolution of sea life into animals that live in the mountains., d. all of the above | b |
11,764 | NDQ_011187 | influences on darwin | darwin is buried in westminster abbey in london, the final resting place of many of englands kings and queens. this honor suggests | null | null | Multiple Choice | a. the influence Darwin had on everyone else., b. the acceptance of Darwin’s work., c. the important place in history of Darwin., d. all of the above | d |
11,765 | NDQ_011188 | injuries of the nervous system | if you think someone has a spinal cord injury, take him or her to the hospital as fast as possible. | null | null | Multiple Choice | a. true, b. false | b |
11,766 | NDQ_011189 | injuries of the nervous system | if someone loses consciousness, chances are they have a brain injury. | null | null | Multiple Choice | a. true, b. false | a |
11,767 | NDQ_011193 | injuries of the nervous system | which of the following is a symptom of a severe brain injury? | null | null | Multiple Choice | a. profound confusion, b. seizures, c. slurred speech, d. all of the above | d |
11,768 | NDQ_011194 | injuries of the nervous system | people who have had two or more concussions may have life-long difficulties with | null | null | Multiple Choice | a. memory, learning, and speech., b. eating and sleeping., c. walking., d. all of the above | a |
11,769 | NDQ_011195 | injuries of the nervous system | what is the most common cause of brain injuries? | null | null | Multiple Choice | a. a violent blow to the head, b. falls, c. car accidents, d. sports injuries | b |
11,770 | NDQ_011196 | injuries of the nervous system | if you think a person has a spinal cord injury, the one thing you should not do is | null | null | Multiple Choice | a. keep the person very still., b. call for emergency medical assistance., c. rush them to a hospital., d. provide basic first aid. | c |
11,771 | NDQ_011197 | injuries of the nervous system | sports in which a helmet should be required to prevent brain injuries include | null | null | Multiple Choice | a. football., b. skateboarding., c. hockey., d. all of the above | d |
11,772 | NDQ_011256 | jawless fish | jawless fish were the first fish to evolve. | null | null | Multiple Choice | a. true, b. false | a |
11,773 | NDQ_011257 | jawless fish | both groups of jawless fish have a notochord. | null | null | Multiple Choice | a. true, b. false | a |
11,774 | NDQ_011261 | jawless fish | jawless fish are missing | null | null | Multiple Choice | a. jaws., b. paired fins., c. a stomach, d. all of the above | d |
11,775 | NDQ_011262 | jawless fish | the skeleton of the jawless fish is made of | null | null | Multiple Choice | a. bone., b. cartilage., c. rubber., d. bone and cartilage. | b |
11,776 | NDQ_011263 | jawless fish | characteristics of lampreys include | null | null | Multiple Choice | a. a huge sucker lined with teeth., b. a skull but no vertebrae., c. internal fertilization., d. all of the above | a |
11,777 | NDQ_011264 | jawless fish | characteristics of hagfish include | null | null | Multiple Choice | a. a huge sucker lined with teeth., b. a internal fertilization., c. a skull but no vertebrae., d. all of the above | c |
11,778 | NDQ_011265 | jawless fish | which statement is associated with jawless fish? | null | null | Multiple Choice | a. They have a series of branchial arches that support the gills., b. They have an eye-like structure that can detect light., c. They have at least seven pairs of gill pouches that take dissolved oxygen from water., d. All of the above are associated with jawless fish. | d |
11,779 | NDQ_011266 | keeping bones and joints healthy | when the body is exercised regularly by performing weight-bearing activity, bones add bone cells to increase their bone density. | null | null | Multiple Choice | a. true, b. false | a |
11,780 | NDQ_011267 | keeping bones and joints healthy | bones can break in the same way a pencil breaks when bent. | null | null | Multiple Choice | a. true, b. false | a |
11,781 | NDQ_011271 | keeping bones and joints healthy | what are two of the most important nutrients for a healthy skeletal system? | null | null | Multiple Choice | a. calcium and vitamin C, b. calcium and vitamin D, c. calcium and potassium, d. vitamin C and vitamin D | b |
11,782 | NDQ_011272 | keeping bones and joints healthy | what is the first step in the repair of a bone fracture? | null | null | Multiple Choice | a. blood cells begin to rebuild the cartilage, so bone can form, b. bone cells travel to the break site and begin to rebuild the bone, c. compact and spongy bone form at the break site, d. spongy bone forms around compact bone at the break site | b |
11,783 | NDQ_011273 | keeping bones and joints healthy | osteoporosis causes | null | null | Multiple Choice | a. ligaments to tear., b. cartilage to break down., c. bones to lose mass and become fragile., d. bones to stop growing and break. | c |
11,784 | NDQ_011274 | keeping bones and joints healthy | teenagers need about _________ of calcium daily. | null | null | Multiple Choice | a. 1300 grams, b. 1300 mg, c. 130 mg, d. 1300 kg | b |
11,785 | NDQ_011275 | keeping bones and joints healthy | activities that increase bone strength include | null | null | Multiple Choice | a. weight lifting., b. walking., c. karate., d. all of the above | d |
11,786 | NDQ_011276 | keeping skin healthy | your skin constantly protects you from infections. | null | null | Multiple Choice | a. true, b. false | a |
11,787 | NDQ_011277 | keeping skin healthy | your skin makes vitamins, like vitamins a, b, c and d. | null | null | Multiple Choice | a. true, b. false | b |
11,788 | NDQ_011281 | keeping skin healthy | about what percent of skin cancers are linked to sun exposure? | null | null | Multiple Choice | a. 50%, b. 75%, c. 90%, d. 100% | c |
11,789 | NDQ_011282 | keeping skin healthy | herpes simplex virus type 1 causes | null | null | Multiple Choice | a. acne, b. cold sores, c. canker sores, d. all of the above | b |
11,790 | NDQ_011283 | keeping skin healthy | causes of canker sores include | null | null | Multiple Choice | a. stress., b. food allergies., c. mouth injury., d. All of the above are causes of canker sores. | d |
11,791 | NDQ_011284 | keeping skin healthy | which of the following is the best description of the cause of body odor? | null | null | Multiple Choice | a. an excessive growth of bacteria on the skin, b. excessive sweating, c. not bathing every day, d. dirty clothes | a |
11,792 | NDQ_011285 | keeping skin healthy | which of the following can lead to acne? | null | null | Multiple Choice | a. too much sebum, b. dead skin cells in your skin pores, c. the build up of bacteria in your skin pores, d. All of the above can lead to acne. | d |
11,793 | NDQ_011286 | keeping the nervous system healthy | your brain needs to be exercised to stay healthy. | null | null | Multiple Choice | a. true, b. false | a |
11,794 | NDQ_011287 | keeping the nervous system healthy | there are fats that are good for your brain. | null | null | Multiple Choice | a. true, b. false | a |
11,795 | NDQ_011291 | keeping the nervous system healthy | what is the role of fats in the nervous system? | null | null | Multiple Choice | a. Some fats improve memory and increase learning and intelligence., b. Fats help build new connections between nerves and brain cells., c. Fats cover the axons of neurons., d. all of the above | d |
11,796 | NDQ_011292 | keeping the nervous system healthy | ways to keep your nervous system safe include | null | null | Multiple Choice | a. wearing safety goggles or sunglasses to protect your eyes from injury., b. wearing ear plugs to protect your ears from soft sounds., c. wearing a safety helmet for activities like running and biking., d. all of the above | a |
11,797 | NDQ_011293 | keeping the nervous system healthy | your brain needs water to | null | null | Multiple Choice | a. to fix broken connections., b. to allow nerves to travel., c. to prevent dehydration., d. all of the above | c |
11,798 | NDQ_011294 | keeping the nervous system healthy | your brain needs to rest | null | null | Multiple Choice | a. to regenerate nerves., b. to strengthen circuits that help with memory., c. to stop use for a period of time., d. all of the above | b |
11,799 | NDQ_011295 | keeping the nervous system healthy | foods that are good for the brain include | null | null | Multiple Choice | a. milk and whole grains., b. nuts and fish., c. steak and beans., d. all of the above | d |
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