prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
What is another term for a hand lens?
A. projecting glass
B. traversing glass
C. seeing glass
D. magnifying glass
Answer: | D | sciq |
The anterior half of the foot is formed by the five what type of bones?
A. malignancy bones
B. conidia bones
C. conidia bones
D. metatarsal bones
Answer: | D | sciq |
What adjective describes the movements that propel the feces during elimination?
A. peristaltic
B. enzymatic
C. hyperplastic
D. convulsive
Answer: | A | sciq |
What is transferred in an acid-base reaction
A. calcium ion
B. friendly ion
C. bonding ion
D. hydrogen ion
Answer: | D | sciq |
What is the largest planet in our solar system?
A. jupiter
B. earth
C. mars
D. uranus
Answer: | A | sciq |
What does the ubiquitous generator use to generate currents?
A. magnetism
B. inertia
C. gravity
D. water
Answer: | A | sciq |
What prevents soil erosion on a hillside that is being farmed?
A. irrigation
B. slash-and-burn
C. no-till farming
D. terracing
Answer: | D | sciq |
What do the external female reproductive structures are collectively referred to?
A. Clitoris
B. vulva
C. endometrium
D. cervix
Answer: | B | sciq |
What is another name for collar cells?
A. sporozoans
B. enzymes
C. choanocytes
D. clutches
Answer: | C | sciq |
What involuntary muscle is found only in the heart?
A. physiological muscle
B. cardiac muscle
C. digestive muscle
D. respiratory muscle
Answer: | B | sciq |
Most sedimentary rocks form from what?
A. sediments
B. erosion
C. glaciers
D. volcanic activity
Answer: | A | sciq |
What system serves as the relay between the cns and the internal organs?
A. autonomic nervous system
B. central nervous system
C. limbic nervous system
D. cellular nervous system
Answer: | A | sciq |
When pumping blood, the hearts of animals with very long necks must overcome what force?
A. evolution
B. gravity
C. friction
D. erosion
Answer: | B | sciq |
The seasonal movements of animals from one area to another is referred to as?
A. mitigation
B. hybernation
C. echolocation
D. migration
Answer: | D | sciq |
Falling onto what joint can fracture the distal humerus?
A. elbow
B. Foot
C. knee
D. thumb
Answer: | A | sciq |
What term is used to describe the energy reserve carbohydrate of animals?
A. sucrose
B. glycogen
C. lactose
D. fructose
Answer: | B | sciq |
What is used to measure current through a resistor?
A. microscopes
B. thermometers
C. ammeters
D. spectrographs
Answer: | C | sciq |
When struck, how are the rigid crystals of ionic compounds likely to react?
A. break
B. grow
C. shrink
D. bend
Answer: | A | sciq |
What type of matter transmits light without scattering it?
A. reflective
B. transparent
C. opaque
D. smooth
Answer: | B | sciq |
What is the term for the unconscious movements controlled by the somatic nervous system?
A. mechanisms
B. senses
C. reflexes
D. tremors
Answer: | C | sciq |
What organism captures light energy and converts it to chemical energy inside its cell?
A. insects
B. plants
C. autotrophs
D. phototrophs
Answer: | D | sciq |
By applying salt to an icy road, the melting point of the ice is what?
A. compounded
B. increased
C. decreased
D. concentrated
Answer: | C | sciq |
How many pairs of chromosomes do human have ?
A. 31 pairs
B. 23 pairs
C. 19 pairs
D. 12 pairs
Answer: | B | sciq |
Where do polychaetes live?
A. the tundra
B. great plains
C. lakes
D. ocean floor
Answer: | D | sciq |
What term describes a gene or sequence on a chromosome that co-segregates (shows genetic linkage) with a specific trait?
A. analogous effect
B. autosomal
C. nucleic acid chain
D. genetic marker
Answer: | D | sciq |
What type of blood vessels carry blood away from the heart?
A. Heart
B. Viens
C. tubes
D. arteries
Answer: | D | sciq |
How many millions of years ago did pangaea begin breaking apart?
A. 250
B. 400
C. 500
D. 600
Answer: | A | sciq |
Continental drift also promotes what speciation?
A. mutualistic
B. obligate
C. macroevolution
D. allopatric
Answer: | D | sciq |
Which kind of mutations have the most dramatic effect on proteins?
A. cancerous mutations
B. sight mutations
C. nonsense mutations
D. arbitrary mutations
Answer: | C | sciq |
When skunks are in danger what do they give off?
A. ejected quills
B. foul smell
C. sweet odor
D. warning howls
Answer: | B | sciq |
What kind of reproduction produces genetically identical organisms or clones?
A. Sexual
B. asexual
C. Meiosis
D. Prophase I
Answer: | B | sciq |
Oceans help control global warming by absorbing what?
A. methane
B. carbon dioxide
C. hydrogen
D. ozone
Answer: | B | sciq |
A phase diagram plots temperature and what else?
A. friction
B. power
C. pressure
D. movement
Answer: | C | sciq |
What kind of hormones are derived from cholesterol?
A. steroid
B. synthesis
C. Antibiotic
D. germs
Answer: | A | sciq |
Eukaryotic cell division involves mitosis and what?
A. meiosis
B. spermatogenesis
C. electrolysis
D. cytokinesis
Answer: | D | sciq |
Why do sodium and chloride ions attract each other?
A. like attracts like
B. sulfides attract
C. magnetism
D. opposites attract
Answer: | D | sciq |
What layer of soil, essential for farming, has the highest proportion of organic material?
A. topsoil
B. subsoil
C. bedrock
D. humus
Answer: | A | sciq |
What are the organized instructions within dna for making proteins called?
A. genes
B. clones
C. replicants
D. genomes
Answer: | A | sciq |
Macrophages, which can swallow and destroy old and dying cells, bacteria, or viruses, are large types of what cells?
A. white brain cells
B. white blood cells
C. dendritic cells
D. red blood cells
Answer: | B | sciq |
What is the distance between the nuclei of two identical atoms bonded together called?
A. sleep radius
B. cycle radius
C. bond radius
D. atomic radius
Answer: | D | sciq |
What is the term for water that contains one or more dissolved substances?
A. dilute solution
B. sediment solution
C. aqueous solution
D. evaporation solution
Answer: | C | sciq |
Gall bladder removal surgery does not seriously affect digestion because ______ is still being produced.
A. bile
B. saliva
C. blood
D. plasma
Answer: | A | sciq |
The hepatitis virus attacks only cells of what organ?
A. kidney
B. liver
C. lungs
D. brain
Answer: | B | sciq |
A rusty bike has been left outside in damp weather too many times, so the iron in the metal parts have?
A. eroded
B. melted
C. rusted
D. decayed
Answer: | C | sciq |
What two layers is the skin made of?
A. Blood and dermis
B. layers and dermis
C. epidermis and dermis
D. respiration and dermis
Answer: | C | sciq |
What are the three major types of blood vessels?
A. arteries , pups , capillaries
B. arteries, capilaries, tubes
C. arteries, veins, capillaries
D. sculptures , veins , capillaries
Answer: | C | sciq |
What is the name of the protective layer of gases that surrounds the earth and blocks harmful rays from the sun?
A. the corona
B. the atmosphere
C. the protector
D. the coma
Answer: | B | sciq |
What are colonies of cells stuck to a surface called?
A. membranes
B. cellular coating
C. biofilms
D. membranes
Answer: | C | sciq |
Trichomoniasis is cause by what type of pathogen?
A. virus
B. protozoa
C. worm
D. bacteria
Answer: | B | sciq |
An increase in what, across the periodic table, explains why elements go from metals to metalloids and then to nonmetals?
A. electrons
B. protons
C. neutrons
D. temperature
Answer: | A | sciq |
How many pairs of chromosomes are in the human genome?
A. 13
B. 23
C. 24
D. 21
Answer: | B | sciq |
What measure is resorted to by people who wish to screen out genetic abnormalities in the fetus?
A. in vitro fertilization
B. contraceptive use
C. stem cell therapy
D. prenatal testing
Answer: | D | sciq |
Who built the first telescope?
A. brahe
B. copernicus
C. galileo
D. newton
Answer: | C | sciq |
Water can be boiled to kill giardia and most other what?
A. pathogens
B. bacteria
C. germs
D. parasites
Answer: | A | sciq |
What do you call mixtures of ash and water that travel down river valleys?
A. mud slides
B. pollutants
C. debris
D. lahars
Answer: | D | sciq |
Why do homonuclear diatomic molecules have zero dipole moment?
A. no difference in electronegativity
B. no activation energy
C. no electrical attraction
D. at homeostasis
Answer: | A | sciq |
The types of white blood cells that arrive at an inflamed site depend on the nature of what?
A. genes
B. injury or infection
C. blood type
D. skin color
Answer: | B | sciq |
In what season are temperature inversions more common?
A. winter
B. summer
C. autumn
D. spring
Answer: | A | sciq |
Are thunderstorms more likely where the ground temperatures are extremely high or extremely low?
A. extremely high
B. extremely low
C. somewhat low
D. somewhat high
Answer: | A | sciq |
What type of diseases in humans are caused by protozoa?
A. dysentery
B. diarrhea
C. protist diseases
D. protozoa diseases
Answer: | C | sciq |
Shark teeth likely evolved from the jagged scales that cover their skin, called what?
A. hook scales
B. heterotroph scales
C. placoid scales
D. pinworm scales
Answer: | C | sciq |
In the human ear, sound waves cause the stapes to press against what?
A. Idea Window
B. oval window
C. shaped window
D. yellow window
Answer: | B | sciq |
What is the term for proportion of amount of product actually produced in a chemical reaction versus predicted amount ?
A. decrease yield
B. percent yield
C. percent impact
D. calculus yield
Answer: | B | sciq |
What creates wet and dry zones at different latitudes?
A. horse latitudes
B. global air currents
C. jet stream
D. trade winds
Answer: | B | sciq |
What term is used to describe the total spread of values in a sample?
A. scale
B. axis
C. variety
D. range
Answer: | D | sciq |
Fermentation—of grains to produce beer, and of fruits to produce wine—is an ancient art that humans in most cultures have practiced for how long?
A. years
B. eons
C. millennia
D. decades
Answer: | C | sciq |
In which direction does water travel?
A. backwards
B. northwest
C. uphill
D. downhill
Answer: | D | sciq |
The largest population size that can be supported in an area without harming the environment is referred to as what?
A. population shift
B. carrying capacity
C. population density
D. containing capacity
Answer: | B | sciq |
What are the smallest particles of elements that maintain their unique properties?
A. atoms
B. protons
C. electrons
D. molecules
Answer: | A | sciq |
Where does the christmas tree worm live?
A. rainforests
B. Atlantic shoreline
C. northeast coral reefs
D. tropical coral reefs
Answer: | D | sciq |
What are biomes that occur where a river, a source of fresh water, meets the ocean called?
A. waterways
B. sediments
C. rapids
D. estuaries
Answer: | D | sciq |
What continuously monitors and repairs its genetic material?
A. cells
B. nucleolus
C. ova
D. proteins
Answer: | A | sciq |
What are the large segments of the earth’s crust that ordinarily move very slowly?
A. ocean plates
B. distinct plates
C. lava plates
D. tectonic plates
Answer: | D | sciq |
Which process causes rocks at the earth's surface to change form?
A. bleaching
B. remodeling
C. eroding
D. weathering
Answer: | D | sciq |
Chemical reactions always involve energy. when methane burns, for example, it releases energy in the form of what?
A. heat and light
B. heat and movement
C. movement and light
D. light and sound
Answer: | A | sciq |
Alzheimers disease is associated with memory loss in what group of people?
A. prehistoric
B. elderly
C. juveniles
D. immigrants
Answer: | B | sciq |
What global cycle takes place on, above, and below earth’s surface?
A. water cycle
B. water flow
C. water wheel
D. aqua cycle
Answer: | A | sciq |
Why are two different minerals considered different though they have the same chemical composition?
A. different rods structures
B. different crystal structures
C. different molecular structures
D. different linear structures
Answer: | B | sciq |
What type of mapping is critical for identifying the location of genes that cause genetic diseases?
A. linkage mapping
B. chemical mapping
C. diagnostic mapping
D. interaction mapping
Answer: | A | sciq |
When menstrual periods become less frequent and finally cease; this is called?
A. climax
B. menopause
C. hormonal imbalance
D. metabolic
Answer: | B | sciq |
What blood protein carries oxygen from the lungs to cells throughout the body?
A. dopamine
B. platelets
C. plasma
D. hemoglobin
Answer: | D | sciq |
What is the most abundant element in the universe?
A. hydrogen
B. oxygen
C. helium
D. fluoride
Answer: | A | sciq |
The product of a system’s mass multiplied by its velocity is called what?
A. linear momentum
B. variation momentum
C. magnetic momentum
D. horizontal momentum
Answer: | A | sciq |
In response to changing environmental conditions, prokaryotic populations can undergo what process in short periods of time?
A. fusion
B. evolution
C. reproduction
D. extinction
Answer: | B | sciq |
What term means the time in which half of the original number of radioactive nuclei in a sample decay?
A. partial-life
B. quarter-life
C. reduced life
D. half-life
Answer: | D | sciq |
What is a shortage of water that causes the soil to dry from the surface down called?
A. tidal wave
B. flood
C. drought
D. overflowage
Answer: | C | sciq |
What are are segmented invertebrates in phylum annelida called?
A. flatworms
B. corals
C. fungi
D. annelids
Answer: | D | sciq |
What is the connection between the two hemispheres of the brain called?
A. cerebral cortex
B. cranial septum
C. corpus callosum
D. spinal cord
Answer: | C | sciq |
Banging on a drum is an example of which type of energy?
A. molecular
B. mechanical
C. solar.
D. potential
Answer: | B | sciq |
What do microbes use to make food?
A. sunlight
B. chemicals
C. nitrogen
D. plants
Answer: | B | sciq |
Space telescopes avoid such problems completely since they orbit outside the what?
A. earth's crust
B. ozone layer
C. atmosphere
D. galaxy
Answer: | C | sciq |
Tendons connecting the scapula to the humerus form what, which is the circle of tendons around the shoulder joint?
A. thigh cuff
B. wrist cuff
C. rotator cuff
D. knee cuff
Answer: | C | sciq |
The number of particles of a substance in a given volume is known as?
A. frequency
B. concentration
C. mass
D. range
Answer: | B | sciq |
Potential differences from various voltage sources are necessary in order to create electrical fields, which result in what flow of charge?
A. voltage
B. output
C. current
D. wattage
Answer: | C | sciq |
What effect is caused by air moving over the earth's surface as it spins?
A. dopple effect
B. pruett effect
C. mazinho effect
D. coriolis effect
Answer: | D | sciq |
The separation of compounds on the basis of their solubilities in a given solvent is known as what?
A. separate crystallization
B. nuclei crystallization
C. fractional crystallization
D. simplest crystallization
Answer: | C | sciq |
What is the process by which wind blows to make the ground surface gets lower and rockier ?
A. stagnation
B. layering
C. deflation
D. inflation
Answer: | C | sciq |
Because trees add water vapor to air, cutting down forests leads to longer periods of what?
A. ice
B. drought
C. flooding
D. harvest
Answer: | B | sciq |
Some sea anemones establish what kind of relationship with hermit crabs by attaching to the crab’s shell?
A. predatory
B. mutualistic
C. parasitic
D. pathogenic
Answer: | B | sciq |
Prokaryotic cells do not have a nucleus but instead generally have a single chromosome, a piece of double-stranded dna located in an area of the cell called the what?
A. nucleoid
B. cytoplasm
C. lysosome
D. spicule
Answer: | A | sciq |
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