question stringlengths 68 502 | answer stringclasses 4
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|---|---|
Question: What is the hollow sac like organ that stores urine until it is excreted?
Options:
A. ureter
B. kidney
C. bladder
D. tumor | C |
Question: What is the name of the magnetic material found in lava?
Options:
A. meteorite
B. magnemite
C. hemoglobin
D. magnetite | D |
Question: What is a branded polymer that serves as energy storage in animal?
Options:
A. hydrocarbon
B. triglyceride
C. pathogen
D. glycogen | D |
Question: Milk is usually subjected to what process, where high temperatures denature the proteins in bacteria so they cannot carry out functions needed to grow and multiply?
Options:
A. Cleaning
B. vaporization
C. pasteurization
D. crystallization | C |
Question: What do you call something that controls the uptake of water or another substance in the environment, in order to maintain constant internal conditions?
Options:
A. sporozoans
B. protozoans
C. osmoconformers
D. osmoregulators | D |
Question: Plastics are common examples of synthetic polymers of what abundant element?
Options:
A. hydrogen
B. silicon
C. carbon
D. silver | C |
Question: Magnetite crystals of different ages and on different continents pointed to different spots. the simplest explanation is that the continents have done what?
Options:
A. changed
B. reacted
C. evolved
D. moved | D |
Question: Protozoa can be classified on the basis of how they?
Options:
A. move
B. feel
C. look
D. smell | A |
Question: Biomass, solar, wind, water, and geothermal power are examples of what kinds of energy resources?
Options:
A. mechanical
B. electrical
C. renewable
D. fossil fuel | C |
Question: What type of gases are the least reactive of all elements?
Options:
A. lucky
B. brave
C. noble
D. humble | C |
Question: The cells of most eukaryotic and many prokaryotic organisms can carry out what type of respiration?
Options:
A. energetic
B. anaerobic
C. kinetic
D. aerobic | D |
Question: What kind of rock's makeup is changed by heat and or pressure?
Options:
A. tectonic
B. igneous
C. basaltic
D. metamorphic | D |
Question: Most scientists think that ordinary matter makes up how much of the total matter in the universe?
Options:
A. more than half
B. greater than half
C. about half
D. less than half | D |
Question: In machines that increase force, such as ramps and doorknobs and nutcrackers, what is the relation between output and input force?
Options:
A. drop is greater
B. input is greater
C. output is greater
D. output is smaller | C |
Question: What type of galaxies are oval shaped, red or yellow, and contain mostly old stars?
Options:
A. unique elliptical
B. typical elliptical
C. ovoid anomalies
D. mutant ellipses | B |
Question: What is the term for something in the environment that causes a reaction in an organism?
Options:
A. climate
B. pollution
C. crisis
D. stimulus | D |
Question: What is the mildest type of brain injury?
Options:
A. hydrocephalus
B. blunt trauma
C. dementia
D. concussion | D |
Question: Isobaric expansion is a process occurring without a change in what?
Options:
A. energy
B. temperature
C. direction
D. pressure | D |
Question: What is the term for the process of exposing a person to a pathogen on purpose in order to develop immunity?
Options:
A. ramping
B. vaccination
C. evacuation
D. priming | B |
Question: Why will water balloons launched into the air eventually burst?
Options:
A. friction
B. momentum
C. expansion
D. heat | C |
Question: What type of behaviors do not have to be learned or practiced?
Options:
A. protective behaviors
B. acquired behaviors
C. innate behaviors
D. diverse behaviors | C |
Question: Terrestrial biomes are classified by the climate and their what?
Options:
A. habitat
B. pollution
C. biodiversity
D. geography | C |
Question: A flower's colors come from what part of the plant?
Options:
A. glycogen
B. vacuole
C. Petiole
D. Internode | B |
Question: What stages in the life of a cell does the cell cycle include?
Options:
A. adult stages
B. intermediate stages
C. all
D. both | C |
Question: What do you call the type of molecular signals that include insulin and that help regulate a number of biochemical processes?
Options:
A. nerves
B. hormones
C. acids
D. enzymes | B |
Question: What type of device uses electromagnetic induction to change the voltage of electric current?
Options:
A. mechanical transformer
B. electronic transformer
C. hot transformer
D. radioactive transformer | B |
Question: Mutations cannot be passed on to offspring if they occur in what type of cells?
Options:
A. kept cells
B. put cells
C. body cells
D. blood cells | C |
Question: What layer high in the atmosphere protects living things from most of the sun’s harmful uv rays?
Options:
A. troposphere
B. Mesosphere
C. ozone layer
D. stratosphere | C |
Question: What occurs over a large area when a rock is buried or compressed?
Options:
A. regional metamorphism
B. landslide
C. metamorphic diffusion
D. cavern system | A |
Question: The uterus has an external opening known as what?
Options:
A. vulva
B. fallopian tubes
C. ovaries
D. cervix | A |
Question: Plants face two types of enemies: herbivores and what else?
Options:
A. carnivores
B. water
C. erosion
D. pathogens | D |
Question: What organism carries out only fermentation or anaerobic respiration?
Options:
A. aldehydes
B. metabolites
C. aerobicc enzymes
D. obligate anaerobes | D |
Question: What are the smallest type of blood vessel?
Options:
A. varicose veins
B. spider veins
C. arteries
D. capillaries | D |
Question: What type of behavior is most flexible?
Options:
A. learned behavior
B. adaptation
C. reflex behavior
D. innate behavior | A |
Question: In the water molecule, two of the electron pairs are lone pairs rather than what?
Options:
A. ions pairs
B. bonding pairs
C. acid pairs
D. bonding ions | B |
Question: What are the basic building blocks of the human body?
Options:
A. vitamins
B. cells
C. minerals
D. proteins | B |
Question: What is the medial bone of the forearm that runs parallel to the radius?
Options:
A. humerus
B. fibula
C. ulna
D. radius | C |
Question: The animal kingdom can also be divided into two basic groups, what are they?
Options:
A. invertebrates and vertebrates
B. mammals and fish
C. sponges and vertebrates
D. aquatic and land | A |
Question: These microorganisms are abundant in the human digestive track and serve many roles. what are they?
Options:
A. bacteria
B. tumors
C. antioxidants
D. pathogens | A |
Question: When both objects have a positive charge what will the force be between them?
Options:
A. repulsive
B. attractive
C. polar
D. expressive | A |
Question: What are ocean waves mainly caused by?
Options:
A. gravity
B. tides
C. wind
D. humidity | C |
Question: What type of archaea live in salty environments?
Options:
A. amphibians
B. arthropods
C. halophiles
D. sporozoans | C |
Question: What can be thought of as the fundamental unit of life?
Options:
A. atom
B. ion
C. electron
D. cell | D |
Question: What type of organism is a bacteria?
Options:
A. fungi
B. single-celled prokaryotic
C. paramecium
D. multicellular organism | B |
Question: What chemical element is required for a combustion reaction ?
Options:
A. carbon
B. oxygen
C. helium
D. nitrogen | B |
Question: What do wind turbines turn wind energy into?
Options:
A. oxygen
B. electricy
C. carbon
D. hydrogen | B |
Question: A simple sugar such as fructose or glucose is also called a what?
Options:
A. carbohydrate
B. monosaccharide
C. galactose
D. disaccharide | B |
Question: The fossilized skeleton of archaeopteryx looks like that of a dinosaur, but it had what structures modified for flight, a trait associated only with birds among modern animals?
Options:
A. feathers
B. claws
C. fingers
D. beaks | A |
Question: Blood volume increases substantially during pregnancy, so that by childbirth, it exceeds its preconception volume by 30 percent, or approximately what?
Options:
A. 2-3 liters
B. 3-5 liters
C. 0-1 liters
D. 1-2 liters | D |
Question: All of the land drained by a river system is called its basin, or what "wet" term?
Options:
A. river bank
B. wetlands
C. groundwater
D. watershed | D |
Question: What does the gizzard in birds contain that allows them to grind food?
Options:
A. swallowed stones
B. acid
C. teeth
D. bile | A |
Question: Equal and oppositely directed forces produce what kind of acceleration?
Options:
A. no acceleration
B. faster acceleration
C. greater acceleration
D. steady acceleration | A |
Question: Organs are groups of what working together?
Options:
A. tendons
B. tissues
C. muscles
D. bones | B |
Question: Deep water filling a void caused by surface winds blowing water north and south is known as?
Options:
A. downwelling
B. divergence
C. upwelling
D. surface current | C |
Question: What devices do astronomers use to see objects at wavelengths all across the electromagnetic spectrum?
Options:
A. telescopes
B. microscopes
C. spectrographs
D. levels | A |
Question: What type of winds blow only over a limited area?
Options:
A. periodic
B. trade
C. Planetary
D. local | D |
Question: What is the term for the spacing of individuals within a population?
Options:
A. equilibrium
B. suspension
C. population density
D. dispersion | D |
Question: What is the minimum number of pulleys needed for a compound pulley?
Options:
A. zero
B. 2
C. 4
D. 1 | B |
Question: Magnetic force is always perpendicular to what?
Options:
A. sunlight
B. speed
C. velocity
D. length | C |
Question: What is the region in the center back of the eye that is responsible for acute vision?
Options:
A. fovea
B. pupil
C. lens
D. cornea | A |
Question: What is it called when a human has an extra autosome?
Options:
A. mosaicism
B. monosomy
C. polysomy
D. trisomy | D |
Question: Carboxylic acids can form what with alcohols?
Options:
A. lipids
B. aldehydes
C. esters
D. ketones | C |
Question: What are the two types of semiconductors?
Options:
A. a-type and b-type
B. n-type and m-type
C. n-type and p-type
D. o-type and p-type | C |
Question: What is the term for organisms that live in extremely hot environments?
Options:
A. thermophiles
B. thermophobes
C. hydrophylic
D. exothermic | A |
Question: What is a capillary bed that filters blood principally based on particle size?
Options:
A. glomerulus
B. buds
C. vein
D. plexus | A |
Question: Minerals form when they precipitate from hot fluids that have done what?
Options:
A. dried out
B. heated up
C. cooled down
D. accelerated down | C |
Question: Mass spectrometry today is used extensively in chemistry and biology laboratories to identify chemical and biological substances according to their ratios of what?
Options:
A. ph to charge
B. volume to charge
C. mass-to-charge
D. mass to volume | C |
Question: What helps treat bacterial infections in people?
Options:
A. rest
B. respiratory drugs
C. vaccines
D. antibiotic drugs | D |
Question: Which has more electrons, neon or fluorine?
Options:
A. neon
B. fluorine
C. the same
D. neither | A |
Question: What kind of process occurs naturally under certain conditions, unlike its opposite, which will not take place unless it is “driven” by the continual input of energy from an external source?
Options:
A. controlled process
B. noticeable process
C. activation process
D. spontaneous process | D |
Question: Gradual degradation of a material due to its exposure to the environment is known as what?
Options:
A. metabolism
B. destruction
C. erosion
D. corrosion | D |
Question: What is the name for a matter that has a fixed volume and a fixed shape?
Options:
A. liquid
B. gas
C. stable
D. solid | D |
Question: German doctor rudolf virchow first discovered what process when studying living cells under a microscope?
Options:
A. evolution
B. radiation
C. cell division
D. photosynthesis | C |
Question: What was the first mass extinction that occurred on earth?
Options:
A. late Devonian mass extinction
B. proterozoic mass extinction
C. paleozoic mass extinction
D. precambrian mass extinction | D |
Question: What type of habitat do ferns need to grow?
Options:
A. dry
B. cold
C. elevated
D. moist | D |
Question: G2 and s are phases in what process that is important in cell division?
Options:
A. mitosis
B. osmosis
C. cytokinesis
D. tissues | A |
Question: Solar energy travels in what?
Options:
A. ions
B. neurons
C. electrons
D. photons | D |
Question: What type of joint is the knee joint?
Options:
A. condyloid joint
B. pivot joint
C. ball joint
D. hinge joint | D |
Question: What state of matter takes the shape and volume of whatever container it occupies?
Options:
A. solid
B. gas
C. mixture
D. liquid | B |
Question: What is a high concentrated solution typically referred to as?
Options:
A. stock solution
B. saline sollution
C. share solution
D. percent solution | A |
Question: The joints that are between the bones that make up the skull are what kind of joints?
Options:
A. Gliding ioints
B. Interphalangeal joints
C. Ball and socket joints
D. immovable joints | D |
Question: What weather phenomenon increases the rate of weathering in rock and soil?
Options:
A. rainfall
B. landslide
C. earthquake
D. temperature | A |
Question: What is pluto now called?
Options:
A. planet
B. asteroid
C. meteor
D. dwarf planet | D |
Question: Tidal volume, expiratory reserve volume, inspiratory reserve volume, and residual volume are all types of what kind of measurement?
Options:
A. respiratory volume
B. lung volume
C. breathing volume
D. emitted volume | B |
Question: What kind of a relationship do plants and soil have?
Options:
A. two-way relationship
B. dimorphic relationship
C. contentious relationship
D. one-way relationship | A |
Question: What is the process of generating electric current with a magnetic field?
Options:
A. pole induction
B. molecular induction
C. electromagnetic induction
D. mechanical induction | C |
Question: The adrenal cortex directly influences the function of what organs through the production of the hormone aldosterone to stimulate sodium reabsorption?
Options:
A. lungs
B. heart
C. kidneys
D. tumors | C |
Question: What type of direction does a phase change depend on?
Options:
A. power transfer
B. heat transfer
C. weight transfer
D. humidity transfer | B |
Question: The strength of what depends on the concentration of hydrogen ions it produces when dissolved in water?
Options:
A. electricity
B. acid
C. the solution
D. the base | B |
Question: What are the largest phylum in the animal kingdom?
Options:
A. arthropods
B. cephalopods
C. mammals
D. crustaceans | A |
Question: What kind of organisms are yeasts?
Options:
A. single-celled
B. bacteria
C. protozoa
D. viruses | A |
Question: What kind of bond consists of one sigma bond and one pi bond?
Options:
A. covalent bond
B. beta bond
C. double bond
D. ionic bond | C |
Question: What is the purpose of utilizing careful farming practices such as rotating crops or planting nutrient rich crops?
Options:
A. improve soil texture
B. improve sediment quality
C. improve photosynthesis quality
D. improve soil quality | D |
Question: What do communication satellites carry and use to provide energy during their missions?
Options:
A. geothermal panels
B. solar panels
C. batteries
D. infrared panels | B |
Question: What is the biogeochemical cycle that recycles water called?
Options:
A. Water Table
B. water cycle
C. water theory
D. Liquid Cycle | B |
Question: What type of behavior is frogs croaking or deer clashing antlers an example of?
Options:
A. learned behavior
B. courtship
C. instincts
D. mating | B |
Question: An atom can be classified as a particular element based solely on its what?
Options:
A. light number
B. spectrum
C. ability
D. atomic number | D |
Question: In the body, what essential substance is pumped from the heart into arteries and then eventually into capillaries?
Options:
A. spinal fluid
B. water
C. blood
D. lymphatic Fluid | C |
Question: What (nh3) is one of the few thermodynamically stable binary compounds of nitrogen with a nonmetal?
Options:
A. nitrous oxide
B. liquid nitrogen
C. acetic acid
D. ammonia | D |
Question: What does increased temperature cause the volume to do in a gas?
Options:
A. decrease
B. disappear
C. increase
D. halve | C |
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