id
int64 0
999
| question
stringlengths 17
246
| choices
listlengths 4
4
| answer
stringclasses 4
values |
|---|---|---|---|
100
|
Where is the spinal trigeminal nucleus located?
|
[
"cerebrum",
"pons",
"medulla",
"spinal cord"
] |
C
|
101
|
The lithosphere is divided into a dozen major and several minor what?
|
[
"zones",
"faults",
"plates",
"crystals"
] |
C
|
102
|
During the first year after birth, what is a baby called?
|
[
"newborn",
"toddler",
"fetus",
"infant"
] |
D
|
103
|
What are used to indicate the number of atoms of an element that are in the compound?
|
[
"digits",
"indices",
"prefixes",
"suffixes"
] |
C
|
104
|
Area, volume, and speed are all examples of what type of units?
|
[
"derived units",
"calculated measure",
"fundamental units",
"known units"
] |
A
|
105
|
Anything moving has what type of energy?
|
[
"thermal",
"potential",
"magnetic",
"kinetic"
] |
D
|
106
|
A skydiver will reach what when the air drag equals their weight?
|
[
"constant velocity",
"building velocity",
"terminal velocity",
"ending velocity"
] |
C
|
107
|
What organs are considered the female gonads?
|
[
"testes",
"uterus",
"fallopian tubes",
"ovaries"
] |
D
|
108
|
What is the adaptation that certain animals use to become less visible to predators and prey?
|
[
"insulation",
"speed",
"camouflage",
"skeletons"
] |
C
|
109
|
What is another term for blood clotting?
|
[
"adulation",
"coagulation",
"differentiation",
"oxidation"
] |
B
|
110
|
What do you call the study of how organisms interact with their environment and each other?
|
[
"climatology",
"biology",
"biochemistry",
"ecology"
] |
D
|
111
|
Childbirth usually starts when which sac breaks?
|
[
"umbilical",
"uterine",
"amniotic",
"protein"
] |
C
|
112
|
What phenomenon, which is most important in small populations, occurs because the alleles in an offspring generation are a random sample of the alleles in the parent generation?
|
[
"genetic code",
"genetic DNA",
"genetic mutation",
"genetic drift"
] |
D
|
113
|
What is the term for when an embryo fixes itself to the side of the uterus?
|
[
"implantation",
"exploration",
"bacterial",
"parasite"
] |
A
|
114
|
When exposed to ultraviolet, some substances, such as minerals, glow in characteristic visible wavelengths, a process called this?
|
[
"chemical reaction",
"plasma",
"pigment",
"fluorescence"
] |
D
|
115
|
What disease occurs when the cell cycle is no longer regulated?
|
[
"malnutrition",
"cancer",
"allergy",
"schizophrenia"
] |
B
|
116
|
If a lump of clay is dropped into water, what will occur?
|
[
"Will break up",
"Will float",
"Will dissolve",
"it will sink"
] |
D
|
117
|
Nerve cells that sense touch are found mainly where?
|
[
"skin",
"lungs",
"brain",
"stomach"
] |
A
|
118
|
What do concentric circles on a topographic map indicate?
|
[
"a hill",
"a lake",
"a crater",
"a forest"
] |
A
|
119
|
Arthropods today have two unusual hox genes, both of which influence what?
|
[
"segmentation",
"compression",
"reproduction",
"motility"
] |
A
|
120
|
What are the little sacs at the end of the bronchioles called?
|
[
"ganglion",
"respiratory sacs",
"lung",
"alveoli"
] |
D
|
121
|
How often should women perform a breast self-exam?
|
[
"weekly",
"yearly",
"monthly",
"quarterly"
] |
C
|
122
|
The spokes of what structures that distinguish saturn appear seasonally, with an origin as yet unknown?
|
[
"craters",
"satellites",
"rings",
"moons"
] |
C
|
123
|
Circulating the air prevents ethylene from accumulating, and carbon dioxide inhibits synthesis of new what?
|
[
"sulfur",
"cellulose",
"alcohol",
"ethylene"
] |
D
|
124
|
What is a fiber that is found only in mammals?
|
[
"feathers",
"hair",
"muscle",
"muscle"
] |
B
|
125
|
The sternocleidomastoid is the major muscle that laterally flexes and rotates what?
|
[
"head",
"eye",
"tongue",
"knee"
] |
A
|
126
|
What type of plants does human welfare depend greatly on?
|
[
"ferns",
"seed plants",
"fertilizer plants",
"mosses"
] |
B
|
127
|
What forms when secondary alcohols oxidize?
|
[
"chromosomes",
"ions",
"ketones",
"electrons"
] |
C
|
128
|
What are cells without a nucleus called?
|
[
"Monocyte Cells",
"prokaryotic cells",
"crustal cells",
"heterogeneous cells"
] |
B
|
129
|
Bones, cartilage, and what other thing make up the skeletal system?
|
[
"organs",
"muscles",
"ligaments",
"lungs"
] |
C
|
130
|
The hypothalamus is actually part of the brain, but it also secretes what?
|
[
"enzymes",
"hormones",
"acids",
"electrolytes"
] |
B
|
131
|
What disease characterized by the extreme swelling of the limbs is caused by infection with a type of roundworm?
|
[
"elephantiasis",
"fibrosis",
"gigantism",
"pulmonary edema"
] |
A
|
132
|
What is the study of water movement, including waves and ocean currents?
|
[
"theoretical oceanography",
"thermal oceanography",
"physical oceanography",
"experimental oceanography"
] |
C
|
133
|
What part of the sperm contains the nucleus?
|
[
"head",
"tail",
"nucleus",
"body"
] |
A
|
134
|
There are many types of asexual spores. conidiospores are unicellular or multicellular spores that are released directly from the tip or side of this?
|
[
"ganglion",
"hypha",
"goychay",
"idioma"
] |
B
|
135
|
What forms when nitrogen and sulfur oxides in air dissolve in rain?
|
[
"acid snow",
"acid rain",
"dioxide rain",
"carbon rain"
] |
B
|
136
|
Where do mushrooms get their energy?
|
[
"decomposing dead organisms",
"producing dead organisms",
"killing organisms",
"accumulating dead organisms"
] |
A
|
137
|
What are the hormones that cause a plant to grow?
|
[
"sporozoans",
"pistills",
"gibberellins",
"pores"
] |
C
|
138
|
The ileum is the last part of what digestive system organ?
|
[
"esophagus",
"large intestine",
"stomach",
"small intestine"
] |
D
|
139
|
What are the smallest structural and functional unit of all living organisms?
|
[
"lipids",
"proteins",
"neutrons",
"cells"
] |
D
|
140
|
Clubfoot, also known as talipes, is a congenital (present at birth) disorder of unknown cause and is the most common deformity of what?
|
[
"upper limb",
"lower limb",
"cranium",
"genitals"
] |
B
|
141
|
Somatic cells come from the body and are not what, like sperm or eggs are?
|
[
"spores",
"organic",
"toxins",
"gametes"
] |
D
|
142
|
What forms when nitrogen and oxygen combine at high temperatures?
|
[
"hydrocarbons",
"calcium oxides",
"nitric acid",
"nitrogen oxides"
] |
D
|
143
|
A diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width is called?
|
[
"circle graph",
"venn diagram",
"bar graph",
"pie chart"
] |
C
|
144
|
What opens two strands of dna?
|
[
"chromosome",
"helicase",
"replication",
"adenylate"
] |
B
|
145
|
What come together to create continents and supercontinents?
|
[
"islands",
"microcontinents",
"volcanic sediment",
"mountains"
] |
B
|
146
|
Most hybrids are sterile because what genetic structures are not homologous and cannot pair during meiosis?
|
[
"ribosomes",
"chromosomes",
"zygotes",
"phenotypes"
] |
B
|
147
|
Vultures, raccoons and blowflies are examples of what?
|
[
"predator",
"producer",
"scavengers",
"consumer"
] |
C
|
148
|
What are classified by climatic factors and types of primary producers?
|
[
"equivalent biomes",
"old biomes",
"fossil biomes",
"terrestrial biomes"
] |
D
|
149
|
All organisms can be classified into one of three of this least specific grouping?
|
[
"aspects",
"phlylum",
"species",
"domains"
] |
D
|
150
|
What artery takes blood to the brain?
|
[
"pulmonary",
"coronary",
"veins",
"carotid"
] |
D
|
151
|
The bohr model works only for which atom?
|
[
"helium",
"carbon",
"boron",
"hydrogen"
] |
D
|
152
|
What holds together adenine and thymine?
|
[
"hydrogen bonds",
"covalent bonds",
"potassium bonds",
"helium bonds"
] |
A
|
153
|
Approximately 20% of the atmosphere is made of which element?
|
[
"hydrogen",
"nitrogen",
"carbon",
"oxygen"
] |
D
|
154
|
Compound forms when atoms of nonmetals form molecules that are held together by what?
|
[
"dissonance bonds",
"covalent bonds",
"magnetic bonds",
"phenotype bonds"
] |
B
|
155
|
Which property of diamond makes it so hard?
|
[
"non-covalent bonds",
"carbon bonds",
"metal-metal bonds",
"chemical bonds"
] |
D
|
156
|
Which has a higher metabolic rate, a mouse or an elephant?
|
[
"mouse",
"rat",
"elephant",
"rabbit"
] |
A
|
157
|
The bony socket that houses the eyeball and associated muscles is called?
|
[
"cavity",
"orbit",
"acetabulum",
"glenoid fossa"
] |
B
|
158
|
Where does the energy produced by plants come from?
|
[
"evaporation",
"sunlight",
"groundwater",
"animals"
] |
B
|
159
|
Humans cannot digest what primary structural material of plants, which is one of the most abundant organic substances on earth?
|
[
"zinc",
"carbonate",
"cellulose",
"sulfur"
] |
C
|
160
|
The cell walls of what organisms are strengthened by chitin, unlike plant cell walls, which contain cellulose?
|
[
"virus",
"bacterium",
"yeast",
"fungi"
] |
D
|
161
|
What three parts is the earth divided into?
|
[
"oceans, land, air",
"troposphere, atomosphere, xerosphere",
"crust, core, magma",
"crust, mantle, core"
] |
D
|
162
|
Ac is better than dc for doing what?
|
[
"cooking electrcal energy",
"stopping electrical ebergy",
"storing electrical energy",
"transporting electrcal energy"
] |
D
|
163
|
What arises due to crossing over, independent assortment, and the random union of gametes?
|
[
"susceptible variation",
"recessive variation",
"genetic variation",
"alternative variation"
] |
C
|
164
|
Myofibrils are long cylindrical structures that lie parallel to and run the entire length of what fibers?
|
[
"heart muscle fibers",
"skeletal muscle fibers",
"luminous muscle fibers",
"uplift muscle fibers"
] |
B
|
165
|
Hydrogen atoms form only one covalent bond because they have only one have one of what to pair with it?
|
[
"loops electron",
"valence electron",
"modular electron",
"Water electron"
] |
B
|
166
|
The ionic end of a detergent can either be a sulfate or what?
|
[
"calcite",
"phosphate",
"molecule",
"sulfonate"
] |
D
|
167
|
The inside of the small intestine has many folds, called villi. microvilli are lined with blood vessels as well as lymphatic vessels. the inside of the small intestine is called this?
|
[
"porous",
"lumen",
"reticular",
"osmotic"
] |
B
|
168
|
Why do fish have short esophaguses?
|
[
"no intestines",
"no mouths",
"big tail",
"no lungs"
] |
D
|
169
|
What broad animal group is thought to have evolved from theropod dinosaurs around 150 million years ago?
|
[
"insects",
"birds",
"mammals",
"reptiles"
] |
B
|
170
|
During evolution, something happened to increase the size of what organ in humans, relative to that of the chimpanzee?
|
[
"brain",
"liver",
"stomach",
"lung"
] |
A
|
171
|
What is the protein in red blood cells which transports oxygen around the body?
|
[
"plasma",
"hematocrit",
"hemoglobin",
"hydrogen"
] |
C
|
172
|
The glass hydrometer is filled with air and weighted with lead at the bottom. it floats highest in the densest fluids and has been calibrated and labeled so that you can read this from it?
|
[
"volume",
"specific gravity",
"density",
"mass"
] |
B
|
173
|
What system provides a major route for heat flow between the interior and exterior of the body?
|
[
"the circulatory system",
"nervous system",
"respiratory system",
"excretory system"
] |
A
|
174
|
Organs involved in digestion that do not have food pass through them are called?
|
[
"vestigial organs",
"accessory organs",
"layer organs",
"bypass organs"
] |
B
|
175
|
At a synapse, what objects are released to carry a nerve impulse from one neuron to the next?
|
[
"viruses",
"microorganisms",
"neurotransmitters",
"receptors"
] |
C
|
176
|
All cells have a jellylike substance in which subcellular components are suspended. what is that substance?
|
[
"cortisol",
"cytosol",
"plasma",
"glycerol"
] |
B
|
177
|
In physics, when one subtracts the frictional force from the applied force what is the result?
|
[
"quarter force",
"net force",
"kinetic force",
"rolled force"
] |
B
|
178
|
What is the term for the force that brings objects toward the earth?
|
[
"weight",
"centrifugal",
"gravity",
"light"
] |
C
|
179
|
Skyscrapers and other large structures built on soft ground must be anchored to what, located below the ground surface?
|
[
"groundwater",
"ocean floor",
"water table",
"bedrock"
] |
D
|
180
|
When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in what?
|
[
"height",
"weight",
"surface",
"diameter"
] |
D
|
181
|
Ingestion and propulsion are the first two steps in which process that describes how humans process and consume food?
|
[
"digestion",
"regeneration",
"respiration",
"absorption"
] |
A
|
182
|
Which fish has a round sucker used to suck the blood of other fish?
|
[
"shark",
"moray",
"lamprey",
"abalone"
] |
C
|
183
|
What type of change is undergone when the physical properties of a substance are changed?
|
[
"genetic",
"atmospheric",
"thermal",
"physical"
] |
D
|
184
|
Digestive enzymes are released, or secreted, by the organs of which body system?
|
[
"endocrine system",
"digestive system",
"nervous system",
"urinary system"
] |
B
|
185
|
When water is aerated it can provide a plant's roots with what gas for cellular respiration?
|
[
"carbon",
"carbon dioxide",
"oxygen",
"nitrogen"
] |
C
|
186
|
Where on a jellyfish is the mouth opening located?
|
[
"underside",
"left side",
"top",
"right side"
] |
A
|
187
|
Calcium ion is an example of what kind of messenger?
|
[
"second",
"third",
"fourth",
"first"
] |
A
|
188
|
Aspirin and ibuprofen reduce pain by inhibiting the synthesis of what?
|
[
"lipids",
"hormones",
"prostaglandins",
"triglycerides"
] |
C
|
189
|
What unit do astronomers use to describe distances in space?
|
[
"light months",
"quantum years",
"gravity years",
"light years"
] |
D
|
190
|
What is the process by which water moves through semi-permeable membranes from one part of the body to another?
|
[
"osmosis",
"mitosis",
"electrolysis",
"diffusion"
] |
A
|
191
|
What is the phenotypic range of a particular genotype called?
|
[
"diversity",
"range of motion",
"natural selection",
"norm of reaction"
] |
D
|
192
|
What cells are the basis of nervous tissue?
|
[
"osteoclasts",
"neurons",
"erythrocytes",
"lipocytes"
] |
B
|
193
|
Pure carbon can exist in different forms, depending on how its atoms are arranged. the forms include diamond, graphite, and what else?
|
[
"ligands",
"calcites",
"lead",
"fullerenes"
] |
D
|
194
|
Which cavity, filled with lubricating serous fluid, lies between the epicardium and the pericardium?
|
[
"thoracic cavity",
"oral cavity",
"cranial cavity",
"pericardial cavity"
] |
D
|
195
|
What part of the male reproductive system is involved with the most common disorders?
|
[
"the ureter",
"the testes",
"the glans",
"the penis"
] |
B
|
196
|
Layers of what create a volcano?
|
[
"crust",
"lava",
"rock",
"limestone"
] |
B
|
197
|
In amphibians, reptiles, birds, and mammals, blood flow is directed in two circuits: one through the lungs and back to the heart, which is called what?
|
[
"pulmonary circulation",
"metabolic circulation",
"systemic circulation",
"sensory circulation"
] |
A
|
198
|
Non-human organisms that mainly consume plants/other primary producers are known as what?
|
[
"herbivores",
"omnivores",
"carnivores",
"amphibians"
] |
A
|
199
|
In the microbiology lab, what technique refers to the procedures that are carried out under sterile conditions?
|
[
"experimental control",
"aseptic",
"personal hygiene",
"ionization"
] |
B
|
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