subject
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stringlengths 78
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|---|---|---|
null | Question: Most animals are in which clade?
Options:
A. eutheria
B. bilateria
C. metazoa
D. synapsids
Answer: | B |
null | Question: What is the name for the circle that runs north to south and passes through greenwich, england?
Options:
A. prime meridian
B. equator
C. time zone
D. odd meridian
Answer: | A |
null | Question: What do increasing greenhouse gas concentrations in the air do to the earth's temperature?
Options:
A. raise it
B. Lower it
C. Pollute
D. stable it
Answer: | A |
null | Question: Where does digestion begin?
Options:
A. esophogus
B. tongue
C. stomach
D. mouth
Answer: | D |
null | Question: What branch of science is the study of matter and energy?
Options:
A. Thermodynamics
B. Chemistry
C. physical science
D. environmental science
Answer: | C |
null | Question: What is the termination of a pregnancy in progress called?
Options:
A. delivery
B. miscarriage
C. contraception
D. abortion
Answer: | D |
null | Question: When amino acids bind together, they form a long chain called what, which is an essential component of protein?
Options:
A. peptide
B. enzyme
C. lipids
D. polypeptide
Answer: | D |
null | Question: Which system is divided into the somatic and autonomic nervous systems?
Options:
A. peripheral nervous system
B. auxiliary nervous system
C. local nervous system
D. central nervous system
Answer: | A |
null | Question: Anagen, catagen and telogen are phases in the growth of what, which involves the root and follicle?
Options:
A. bone
B. hair
C. teeth
D. brain
Answer: | B |
null | Question: Where is the youngest seafloor located?
Options:
A. at the base
B. at the reefs
C. at the floor
D. at the ridge
Answer: | D |
null | Question: Despite the season, what aspect of constellations never change?
Options:
A. colors
B. location
C. patterns
D. size
Answer: | C |
null | Question: Technetium is named after the greektechnikos, meaning “artificial,” because all its isotopes are what?
Options:
A. rare
B. radioactive
C. plastic
D. neutral
Answer: | B |
null | Question: What is a series of processes that remove unwanted substances from water called?
Options:
A. water cleaning
B. water filtration
C. water treatment
D. water dilution
Answer: | C |
null | Question: What do the cells in the front of a volvox typically develop to help swim towards light?
Options:
A. tumors
B. eyespots
C. sunspots
D. vertebrates
Answer: | B |
null | Question: What type of cells are the smallest of all human cells?
Options:
A. meristematic
B. sperm
C. egg
D. dna
Answer: | B |
null | Question: What part of the kangaroo helps it balance when it leaps as well as when it sits?
Options:
A. the spine
B. the pouch
C. large feet
D. the tail
Answer: | D |
null | Question: What is the term for the preserved remains or traces of organisms that lived in the past?
Options:
A. detritis
B. corals
C. fossils
D. bones
Answer: | C |
null | Question: The cubic crystal system is composed of how many different types of unit cells?
Options:
A. one
B. four
C. five
D. three
Answer: | D |
null | Question: If the dna from all 46 chromosomes in a human cell nucleus was laid out end to end, it would measure approximately how long?
Options:
A. one meter
B. four meters
C. two meters
D. three meters
Answer: | C |
null | Question: The female reproductive organs include the ovaries, fallopian tubes, uterus, and what?
Options:
A. intestines
B. bladder
C. vagina
D. womb
Answer: | C |
null | Question: In a food chain, only about 10 percent of what passes to the next level?
Options:
A. hydrogen
B. mineral
C. energy
D. vitamins
Answer: | C |
null | Question: All of the elements in group 9 have nine of which electrons?
Options:
A. gradient
B. shell
C. ionic
D. valence
Answer: | D |
null | Question: What is the most significant cause of respiratory disease as well as cardiovascular disease and cancer?
Options:
A. driving
B. running
C. smoking
D. sleeping
Answer: | C |
null | Question: What structures receive blood from the atria and pump it out of the heart?
Options:
A. ventricles
B. Vascular Fibers
C. valves
D. muscles
Answer: | A |
null | Question: Enzymes in the stomach and small intestine break down proteins into what components?
Options:
A. antioxidants
B. atoms
C. amino acids
D. lactic acids
Answer: | C |
null | Question: Water is considered a what since it is a polar molecule with slightly positive and slightly negative charges, so ions and polar molecules can readily dissolve in it?
Options:
A. pigment
B. osmotic
C. solute
D. solvent
Answer: | D |
null | Question: Earthquakes and visible light are examples of what?
Options:
A. waves
B. winds
C. geological phenomena
D. currents
Answer: | A |
null | Question: Iron is oxidized to fe2+(aq) at an anodic site on the surface of the iron, which is often an impurity or this?
Options:
A. spontaneous mutation
B. displacement defect
C. ladder complex
D. lattice defect
Answer: | D |
null | Question: What is the sticky, moist substance that covers mucous membranes called?
Options:
A. saliva
B. pus
C. mucus
D. phlegm
Answer: | C |
null | Question: Reptiles are described by what term that means their internal temperature depends on the temperature of their environment?
Options:
A. ectothermic
B. endothermic
C. zygomorphic
D. actinomorphic
Answer: | A |
null | Question: A mineral can be made of an element or a?
Options:
A. compound
B. component
C. Sediment
D. cell
Answer: | A |
null | Question: What is magnetism produced by electricity called?
Options:
A. excitation
B. momentum
C. electrical attraction
D. electromagnetism
Answer: | D |
null | Question: What makes up most of biological tissues?
Options:
A. water
B. muscle
C. bone
D. air
Answer: | A |
null | Question: The force that blood exerts upon the walls of the blood vessels or upon the chambers of the heart is known as blood what?
Options:
A. squeeze
B. push
C. pressure
D. vaccuum
Answer: | C |
null | Question: Amplitude describes what about the wave's crest and trough?
Options:
A. The width of the parts
B. the maximum parts
C. The minimum parts
D. How frequently the parts occur
Answer: | B |
null | Question: What type of hydrocarbons contain at least one double or triple bond between carbon atoms?
Options:
A. catalytic
B. saturated
C. unsaturated
D. ionic
Answer: | C |
null | Question: What happens to the level of relative humidity in the evening as air temperature declines?
Options:
A. it goes up and down
B. it rises
C. nothing
D. it falls
Answer: | B |
null | Question: Collision frequency is greater for what category of catalysts, which also tend to be more sensitive to temperature and more 'expensive'?
Options:
A. homogeneous
B. contiguous
C. analogous
D. heterogeneous
Answer: | A |
null | Question: What conveys signals received by the eye to the brain?
Options:
A. sciatic nerve
B. optic nerve
C. sensory nerve
D. motor nerve
Answer: | B |
null | Question: What term is used to describe the line of latitude right in the middle of the planet?
Options:
A. pole
B. orbital
C. Prime Meridian
D. equator
Answer: | D |
null | Question: What are plant-like protists called?
Options:
A. algae
B. fungi
C. sponge
D. spores
Answer: | A |
null | Question: What force holds together both types of star clusters?
Options:
A. magnetism
B. gravity
C. weight
D. inertia
Answer: | B |
null | Question: The joint that lies between the radius and the ulna is what kind of joint?
Options:
A. socket joint
B. pivot joint
C. hinge joint
D. shaft joint
Answer: | B |
null | Question: The human genome has how many more alu elements than the chimpanzee genome?
Options:
A. ten
B. three times
C. six times
D. two times
Answer: | B |
null | Question: What do fission reactors use to slow down the neutrons?
Options:
A. inertia
B. moderator
C. brake
D. control
Answer: | B |
null | Question: Steel, bronze, and brass are good examples of what?
Options:
A. alloys
B. metalloids
C. elements
D. salts
Answer: | A |
null | Question: How many chambers does the stomach of a crocodile have?
Options:
A. three
B. two
C. six
D. ten
Answer: | B |
null | Question: What do voltmeters measure across a resistor?
Options:
A. the voltage drop
B. the vibration drop
C. amplitude
D. energy loss
Answer: | A |
null | Question: Momentum can be expressed as the product of mass and what else?
Options:
A. acceleration
B. velocity
C. direction
D. density
Answer: | B |
null | Question: What is the name of the iron-containing oxygen-transport protein in the red blood cells of all vertebrates?
Options:
A. platelet
B. ferric acid
C. hemoglobin
D. plasma
Answer: | C |
null | Question: What surrounds the lungs in a thoracic cavity?
Options:
A. single membrane
B. water
C. double membrane
D. calcium
Answer: | C |
null | Question: What burns to produce the white light in fireworks displays?
Options:
A. helium in air
B. magnesium in air
C. nitrogen in air
D. oxygen in air
Answer: | B |
null | Question: What are the two main types of star clusters?
Options:
A. open and elliptical
B. closed and spherical
C. open and supergiant
D. open and globular
Answer: | D |
null | Question: Living things get energy from food in a process called respiration, which releases what gas back into the atmosphere?
Options:
A. carbon dioxide
B. oxygen
C. hydrogen
D. nitrogen
Answer: | A |
null | Question: What type of lens is thicker at the edges than it is in the middle?
Options:
A. glass lens
B. surface lens
C. convex lens
D. concave lens
Answer: | D |
null | Question: What is damaged in the inner ear by loud sounds that cause hearing loss?
Options:
A. hair cells
B. ear drum
C. hammer and anvil
D. tympanic membrane
Answer: | A |
null | Question: Red blood cells, white blood cells, platelets, and plasma are all components of what fluid?
Options:
A. heart
B. brain
C. Vessals
D. blood
Answer: | D |
null | Question: One of the main features all vetebrates have in common is what?
Options:
A. skeleton
B. hard shell
C. brain
D. backbone
Answer: | D |
null | Question: The mechanics of dynein-based bending involve a process that resembles what?
Options:
A. standing
B. running
C. jumping
D. walking
Answer: | D |
null | Question: What is the connecting piece of a sperm packed with?
Options:
A. Gelatin
B. glucose
C. protein
D. mitochondria
Answer: | D |
null | Question: What symbol is used to indicate directionality in chemical reactions?
Options:
A. line
B. circle
C. triangle
D. arrow
Answer: | D |
null | Question: All alkanes are composed of carbon and hydrogen atoms, and have similar bonds, structures, and formulas; noncyclic alkanes all have a formula of cnh2n+2. the number of carbon atoms present in an alkane has what?
Options:
A. done limit
B. crippling limit
C. no limit
D. such limit
Answer: | C |
null | Question: What is the process of the transfer of pollen from an anther to a stigma in angiosperms called?
Options:
A. grabation
B. pollination
C. evolution
D. wind
Answer: | B |
null | Question: There is always a slightly negative pressure within what cavity, helping keep the airways of the lungs open?
Options:
A. anal
B. thoracic
C. spinal
D. cervical
Answer: | B |
null | Question: What layered form of carbon is used as a lubricant and in pencils?
Options:
A. copper
B. carbonite
C. graphite
D. lead
Answer: | C |
null | Question: What is the term for polyatomic ligands with two or more donor atoms?
Options:
A. proteins
B. chelates
C. polyamines
D. angiosperms
Answer: | B |
null | Question: What is the temperature at which a substance freezes known as?
Options:
A. zero point
B. drop point
C. absolute zero
D. freezing point
Answer: | D |
null | Question: Early blastomeres can form what if isolated?
Options:
A. cancer
B. a complete embryo
C. lesions
D. tumors
Answer: | B |
null | Question: Name the physicist who discovered radioactivity?
Options:
A. neal degrasse tyson
B. antoine henri becquerel
C. albert einstein
D. louis pasteur
Answer: | B |
null | Question: How many pairs of chromosomes are found in human cells?
Options:
A. 25
B. 24
C. 23
D. 13
Answer: | C |
null | Question: What types of blood cells are required for aerobic respiration?
Options:
A. grey blood cells
B. white blood cells
C. large blood cells
D. red blood cells
Answer: | D |
null | Question: What do you call the electrons in the outermost energy level of an atom?
Options:
A. valence electrons
B. shell electrons
C. Proper electrons
D. Inner electrons
Answer: | A |
null | Question: What type of waves radiate energy out from an earthquake's focus?
Options:
A. Microwaves
B. volcanic
C. abnormal
D. seismic
Answer: | D |
null | Question: The earliest types of what lacked flowers, leaves, roots and stems?
Options:
A. houses
B. clouds
C. animals
D. plants
Answer: | D |
null | Question: Bacteria can be chemotrophs, which obtain what by breaking down chemical compounds in their environment?
Options:
A. chemials
B. energy
C. food
D. waste
Answer: | B |
null | Question: What is polyisoprene better known as?
Options:
A. silicon
B. rubber
C. styrofoam
D. rayon
Answer: | B |
null | Question: Downhill skiiers gain little advantage from a running start because the initial kinetic energy is small compared with the gain in what other energy form?
Options:
A. gravitational potential energy
B. thermal energy
C. gravitational kinetic energy
D. chemical energy
Answer: | A |
null | Question: What causes genetic disorders in humans?
Options:
A. alterations of genes
B. pollutants of chromosome
C. alterations of chromosome
D. variations of chromosome
Answer: | C |
null | Question: When traveling through space what do mechanical waves lose?
Options:
A. Speed
B. Force
C. energy
D. Mass
Answer: | C |
null | Question: Nuclear power plants produce electricity through what?
Options:
A. induced fission
B. High Fission
C. severe fission
D. intense fission
Answer: | A |
null | Question: What occurs between long warm climate periods?
Options:
A. drought
B. mass extinction
C. ice ages
D. hurricanes
Answer: | C |
null | Question: When different types of tissues work together to perform a unique function, what do they form?
Options:
A. produce
B. organs
C. organ
D. Brian
Answer: | C |
null | Question: Permanent dipole-dipole interactions are found in what kind of molecules?
Options:
A. dual
B. polar
C. geologic
D. directional
Answer: | B |
null | Question: What describes a close and long-term interaction between different species?
Options:
A. parasitic
B. dermatitis
C. symbiosis
D. endosymbiosis
Answer: | C |
null | Question: What law shows the relationships among temperature, volume, and pressure?
Options:
A. Newton's law
B. Murphy's Law
C. Law of Conservation
D. combined gas
Answer: | D |
null | Question: Pale skin and reduced eyes in salamanders that live in dark caves are an example of what?
Options:
A. reproduction
B. expansion
C. interpretation
D. adaptations
Answer: | D |
null | Question: A turbine that spins a generator will produce?
Options:
A. light
B. magnetic fields
C. electricity
D. solar energy
Answer: | C |
null | Question: Any large molecule is referred to as what?
Options:
A. polymer
B. cellular
C. microtubule
D. macromolecule
Answer: | D |
null | Question: What type of solvents is glucose insoluble in?
Options:
A. acidic
B. alkaline
C. polar
D. nonpolar
Answer: | D |
null | Question: When the ground absorbs the water and it settles below the surface it is called what?
Options:
A. precipitation
B. groundwater
C. wastewater
D. glacier
Answer: | B |
null | Question: The force on a charged particle in a magnetic field is always perpendicular to both its velocity vector and the?
Options:
A. gravity vector
B. track vector
C. position vector
D. field vector
Answer: | D |
null | Question: What are the 3 orders of amphibians?
Options:
A. monotremata, artiodactyla, rodentia
B. hagfish, lampreys, acanthodii
C. bees, caddisflies, antilions
D. frogs, salamanders, caecilians
Answer: | D |
null | Question: In the body, second in volume to intracellular fluid is what type of fluid, which surrounds cells that are not blood cells?
Options:
A. interstitial fluid
B. watery fluid
C. circuitry fluid
D. concomitant fluid
Answer: | A |
null | Question: While enzymatic hydrolysis proceeds, peristalsis moves the mixture of chyme and digestive juices along what?
Options:
A. esophagus
B. stomach
C. small intestine
D. large intestine
Answer: | C |
null | Question: What is used to show energy flow through the trophic levels?
Options:
A. food pyramid
B. inverted food chain
C. pyramid ecosystem
D. biome graph
Answer: | C |
null | Question: What is the middle layer that hair pass through before exiting at the surface of the skin?
Options:
A. epithelial tissue
B. cuticle
C. dermis
D. epidermis
Answer: | D |
null | Question: What is the term for potential energy due to the position of an object above earth?
Options:
A. gravitational recovery energy
B. gravitational pull energy
C. gravitational indication energy
D. gravitational potential energy
Answer: | D |
null | Question: What part of the body does caffeine stimulate?
Options:
A. large nervous system
B. sympathetic nervous system
C. autonomic nervous system
D. central nervous system
Answer: | D |
null | Question: The great astronomer edwin hubble discovered that all distant galaxies are receding from our milky way galaxy with velocities proportional to their what?
Options:
A. masses
B. distances
C. dimensions
D. paths
Answer: | B |
null | Question: What neutralizes the acidity of chyme and acts as a buffer?
Options:
A. the bicarbonate
B. the small intestine
C. the chloride
D. bile
Answer: | A |
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