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|---|---|---|
null | Question: Human beings depend on learned behaviors more than any other?
Options:
A. mammals
B. Beings
C. Organisms
D. species
Answer: | D |
null | Question: Viroids are plant pathogens much simpler than what, but like them can reproduce only within a host cell?
Options:
A. parasites
B. bacteria
C. viruses
D. pests
Answer: | C |
null | Question: Asexual, sexual, budding, and parthenogenesis are all forms of what?
Options:
A. absorption
B. reproduction
C. photosynthesis
D. hibernation
Answer: | B |
null | Question: The study of energy and energy transfer involving physical matter is what?
Options:
A. geology
B. biochemistry
C. nuclear energy
D. thermodynamics
Answer: | D |
null | Question: What common code do all known living organisms use?
Options:
A. biochemical
B. Morse code
C. genetic
D. code of ethics
Answer: | C |
null | Question: Circular water waves decrease in what property as they move away from where a rock is dropped?
Options:
A. amplitude
B. mass
C. voltage
D. frequency
Answer: | A |
null | Question: Where does the stored energy in fossil fuels originally come from, before it changed forms several times?
Options:
A. Earth's core
B. the sun
C. decomposers
D. the Moon
Answer: | B |
null | Question: How does the diaphragm look like when it is at rest?
Options:
A. dome-shaped
B. flat
C. inverted
D. dam - shaped
Answer: | A |
null | Question: What type of energy occurs by splitting the nuclei of radioactive uranium?
Options:
A. microwave
B. nuclear
C. atomic
D. kinetic
Answer: | B |
null | Question: Cancer cells take up glucose for what reason?
Options:
A. energy
B. heating
C. reproduction
D. food
Answer: | A |
null | Question: What is the molten material deep within the earth?
Options:
A. crystals
B. magma
C. lava
D. volcanic mass
Answer: | B |
null | Question: The smallest unit of structure and function in all living organisms is what?
Options:
A. compound
B. particle
C. cell
D. mineral
Answer: | C |
null | Question: Aging occurs as cells lose their ability to do what?
Options:
A. fold
B. divide
C. duplicate
D. split
Answer: | B |
null | Question: What process would be impossible without some variation in the inherited traits of organisms within a species?
Options:
A. environmental selection
B. natural selection
C. characteristic selection
D. darwin's selection
Answer: | B |
null | Question: Where do short period comets come from?
Options:
A. vesta belt
B. photon belt
C. milky way
D. kuiper belt
Answer: | D |
null | Question: How does heat travel from the sun to the earth?
Options:
A. through light waves
B. thermal radiation from the sun
C. through sound waves
D. secondary radiation from the sun
Answer: | B |
null | Question: Scientists use what scale to illustrate the order in which events on earth have happened?
Options:
A. geologic time scale
B. ecological succession
C. cataclysmic time scale
D. fossil record
Answer: | A |
null | Question: The atomic number is the same as the number of what in an atom?
Options:
A. electrons
B. ions
C. neutrons
D. protons
Answer: | D |
null | Question: What two phases does the cell cycle consist of?
Options:
A. interphase and mitotic
B. outerphase and mitotic
C. mitosis and mitotic
D. antecedent and mitotic
Answer: | A |
null | Question: What are electrons lost during the formation of ions called?
Options:
A. cations
B. oxides
C. isotopes
D. catalysts
Answer: | A |
null | Question: What is the sugar that the cells of living things use for energy?
Options:
A. sucrose
B. chlorophyll
C. insulin
D. glucose
Answer: | D |
null | Question: What is the pattern of spacing among individuals within the boundaries of the population?
Options:
A. equilibrium
B. dispersion
C. diffusion
D. frequency
Answer: | B |
null | Question: What is the name of the "point" that refers to the temperature at which water vapor condenses?
Options:
A. melting point
B. dew point
C. water point
D. brine point
Answer: | B |
null | Question: What are atoms with unstable nuclei are considered to be?
Options:
A. destructive
B. unstable
C. ions
D. radioactive
Answer: | D |
null | Question: What occurs when muscle fibers get shorter?
Options:
A. muscle extension
B. muscle tension
C. muscle contraction
D. muscle diffusion
Answer: | C |
null | Question: What is the process by which the egg is fertilized by the pollen of the same flower?
Options:
A. self realization
B. self pollination
C. self formation
D. self condensation
Answer: | B |
null | Question: Over time, deposited sediments may harden into what?
Options:
A. fossils
B. coral
C. deltas
D. rocks
Answer: | D |
null | Question: Nematodes have an alimentary canal, but lack what?
Options:
A. lymphatic system
B. nervous system
C. circulatory system
D. metabolism system
Answer: | C |
null | Question: What do communication satellites carry and use to provide energy during their missions?
Options:
A. batteries
B. infrared panels
C. geothermal panels
D. solar panels
Answer: | D |
null | Question: What are most stis caused by?
Options:
A. viruses
B. parasites
C. vaccines
D. bacteria
Answer: | D |
null | Question: Which part of the nephron collects wastes in the blood?
Options:
A. vesicle
B. filter
C. tubule
D. waste sac
Answer: | C |
null | Question: Displacement, velocity, acceleration, and force are examples of what type of quantity that has magnitude and direction?
Options:
A. frequency
B. vector
C. cycles
D. wave
Answer: | B |
null | Question: Oceans are made of a solution of what?
Options:
A. salt and carbon
B. water and carbon
C. salt and algae
D. salt and water
Answer: | D |
null | Question: What is the amount actually produced in a reaction called?
Options:
A. individual yield
B. actual yield
C. minimum yield
D. maximum yield
Answer: | B |
null | Question: Many european and asiatic elms are less susceptible to dutch elm disease than which elms?
Options:
A. american
B. african
C. caribbean
D. rican
Answer: | A |
null | Question: What is the term for liquid waste formed by kidneys?
Options:
A. blood
B. urine
C. feces
D. sperm
Answer: | B |
null | Question: A homogeneous mixture composed of two or more substances is called a what?
Options:
A. structure
B. element
C. mixture
D. solution
Answer: | D |
null | Question: When salinity and pressure increase, or when temperature decreases, what happens to water density?
Options:
A. fluctuates
B. increases
C. stays the same
D. drops
Answer: | B |
null | Question: Continually increasing the pressure on the liquid will eventually cause the substance to do what?
Options:
A. erode
B. solidify
C. transform
D. explode
Answer: | B |
null | Question: When do end portions of two nonsister chromatids trade places?
Options:
A. never
B. at night
C. at every crossover
D. during respiration
Answer: | C |
null | Question: Mountain building and earthquakes are some of the responses of rocks when subected to what?
Options:
A. stress
B. weather
C. erosion
D. time
Answer: | A |
null | Question: What kind of charge do iconic compounds have?
Options:
A. white neutral charge
B. net negative charge
C. net neutral charge
D. net positive charge
Answer: | C |
null | Question: In a model of an atom, the level with the least energy is the one closest to what?
Options:
A. protons
B. center
C. nucleus
D. surface
Answer: | C |
null | Question: How many types of bosons are there?
Options:
A. three
B. four
C. five
D. one
Answer: | B |
null | Question: Which types of muscles cause bones to move when they retract?
Options:
A. bone muscles
B. active muscles
C. skeletal muscles
D. working muscles
Answer: | C |
null | Question: Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in what?
Options:
A. air pressure
B. precipitation
C. temperature
D. oxygen
Answer: | C |
null | Question: What is determined by the amount of energy in molecules?
Options:
A. radioactivity
B. state of matter
C. kingdom
D. momentum
Answer: | B |
null | Question: Limestone is insoluble in water, so what can dissolve it?
Options:
A. acid
B. calcium
C. dioxide
D. oxygen
Answer: | A |
null | Question: All the major landmasses moved together to form one supercontinent in which period?
Options:
A. Cenozoic
B. permian
C. cambrian
D. Mesozoic
Answer: | B |
null | Question: Amphibians have permeable skin which allows for the exchange of oxygen and carbon dioxide, what is this "breathing called?"
Options:
A. benign respiration
B. cutaneous respiration
C. aquatic respiration
D. variant respiration
Answer: | B |
null | Question: Why does warm air rise higher in the troposphere?
Options:
A. it is less flourishing than cool air
B. it is less dense than cool air
C. It contains hydrogen
D. it is more dense than cool air
Answer: | B |
null | Question: What are the nonliving parts of ecosystems like soil and air called?
Options:
A. irrelevant factors
B. abiotic factors
C. exemplified factors
D. inorganic factors
Answer: | B |
null | Question: What is the effect on pressure when the area of applied force is very concentrated?
Options:
A. pressure disperses
B. pressure reduces
C. direction increases
D. pressure increases
Answer: | D |
null | Question: What is the amount of energy required to begin a chemical reaction known as?
Options:
A. activation energy
B. decomposition energy
C. reaction energy
D. positive energy
Answer: | A |
null | Question: Contour tillage helps slow water run-off and what process that causes topsoil loss?
Options:
A. plate tectonics
B. soil erosion
C. water erosion
D. ice shelf erosion
Answer: | B |
null | Question: Transport epithelia that function in maintaining water balance also often function in disposal of what?
Options:
A. absorption wastes
B. metabolic wastes
C. organisms wastes
D. bacteria
Answer: | B |
null | Question: When a balloon is rubbed against hair, they attract each other because of a difference in what?
Options:
A. actions
B. Friction
C. charges
D. Force
Answer: | C |
null | Question: What do wavelengths measure the size of?
Options:
A. winds
B. fossils
C. waves
D. tides
Answer: | C |
null | Question: One molecule of carbon dioxide consists of 1 atom of carbon and 2 atoms of what element?
Options:
A. oxygen
B. methane
C. hydrogen
D. nitrogen
Answer: | A |
null | Question: Insulin is produced by what part of the body?
Options:
A. thyroid
B. liver
C. pancreas
D. kidneys
Answer: | C |
null | Question: What is greatest source of hazardous waste?
Options:
A. industry
B. heat
C. study
D. water
Answer: | A |
null | Question: What is raising the temperature of earth’s surface?
Options:
A. ozone layer
B. photosynthesis effect
C. greenhouse effect
D. Coriolis effect
Answer: | C |
null | Question: Many pathogens spread by droplets in the air. droplets are released when a person does what?
Options:
A. cries or laughs
B. itches or scratches
C. coughs or sneezes
D. vomits or cries
Answer: | C |
null | Question: What type of stress causes horizontal motions in strike-slip faults?
Options:
A. blunt
B. cold
C. hot
D. shear
Answer: | D |
null | Question: What element is present in all organic molecules?
Options:
A. oxygen
B. hydrogen
C. sodium
D. carbon
Answer: | D |
null | Question: How many different types of stresses are there?
Options:
A. three
B. four
C. five
D. seven
Answer: | B |
null | Question: Because pathogenic bacteria typically cause disease by releasing exotoxins or endotoxins, they have potential use as what type of weapon?
Options:
A. nuclear missile
B. radioactive
C. pandemic
D. bioterrorism
Answer: | D |
null | Question: Average acceleration is the rate of change of what?
Options:
A. velocity
B. displacement
C. direction
D. speed
Answer: | A |
null | Question: Millipedes and centipedes are the most commonly found examples of what group of arthropods?
Options:
A. subphylum myriapoda
B. protists myriapoda
C. Disperse Myriapoda
D. unicellular myriapoda
Answer: | A |
null | Question: What is the term for the process in which an area that has never before been colonized changes through time?
Options:
A. environmental succession
B. colony succession
C. continuous succession
D. ecological succession
Answer: | D |
null | Question: What is it called when poles are in opposite positions?
Options:
A. polar effect
B. reversed bonding
C. demagnetization
D. reversed polarity
Answer: | D |
null | Question: What organism is the most disruptive towards the diversity of other species?
Options:
A. reptiles
B. bacteria
C. humans
D. insects
Answer: | C |
null | Question: The mass of the objects and the distance between them affect the strength of what universal force?
Options:
A. states of matter
B. motion
C. weight
D. gravity
Answer: | D |
null | Question: In what process is energy from the sun converted to stored chemical energy in an organism?
Options:
A. metabolism
B. digestion
C. photosynthesis
D. cellular respiration
Answer: | C |
null | Question: Because these components of the endocrine system are transported via blood, they get diluted and are present in low concentrations when they act on their target cells.
Options:
A. minerals
B. enzymes
C. hormones
D. antibodies
Answer: | C |
null | Question: Glucose is an example of what simple carboyhydrates with relatively few carbon atoms?
Options:
A. sugars
B. solvents
C. acids
D. mixtures
Answer: | A |
null | Question: What do you call the slope that forms the edge of the continent?
Options:
A. the cataclysmic slope
B. the land slope
C. the prevalent slope
D. the continental slope
Answer: | D |
null | Question: Which state of matter lacks a fixed volume, fixed shape, and consists of charged particles?
Options:
A. electrons
B. atoms
C. isotopes
D. ions
Answer: | D |
null | Question: What is quantified by measuring the number of decay processes per unit time?
Options:
A. radioactivity
B. temperature
C. microwave power
D. fossil age
Answer: | A |
null | Question: What is the term for a particle outside the nucleus of an atom that has a negative electric charge?
Options:
A. neutron
B. proton
C. electron
D. ion
Answer: | C |
null | Question: What can be used to estimate the energy change of a chemical reaction?
Options:
A. bond energies
B. chemical energy
C. isoenergies
D. bond magnitudes
Answer: | A |
null | Question: What part of an experiment or other investigation consists of the individuals or events that are studied?
Options:
A. experimental control
B. independent variable
C. sample
D. hypothesis
Answer: | C |
null | Question: What is the fracture called when rocks on both sides move?
Options:
A. a stress fracture
B. a crevice
C. a fault
D. a shear
Answer: | C |
null | Question: What do you call a unique substance formed when two or more elements combine chemically?
Options:
A. mixture
B. component
C. solution
D. compound
Answer: | D |
null | Question: What layer of earth contains abundant oxygen, which can combine with other elements to create oxide minerals?
Options:
A. the crust
B. the surface
C. the tectonic plates
D. the core
Answer: | A |
null | Question: What is the area of our universe that isn't stars and galaxies called?
Options:
A. dark matter
B. nebula
C. solar systems
D. galaxies
Answer: | A |
null | Question: What do opposite charges do to one another?
Options:
A. repel
B. attract
C. strengthen
D. weaken
Answer: | B |
null | Question: What is the first step towards wound repair?
Options:
A. clotting factors
B. blotting factors
C. electrolysis factors
D. hormone factors
Answer: | A |
null | Question: Along with other organelles, all eukaryotic cells possess what structure?
Options:
A. nucleus
B. chromosomes
C. cell walls
D. flagella
Answer: | A |
null | Question: A mutation is a random change in an organism's what?
Options:
A. genes
B. structure
C. babies
D. power
Answer: | A |
null | Question: What is the name of specialized organs that filter the lymph by percolation through a maze of connective tissue filled with white blood cells?
Options:
A. lymph nodes
B. edema glands
C. cochlea
D. alveoli
Answer: | A |
null | Question: Water, carbon dioxide, and what other element are important agents of chemical weathering?
Options:
A. sulfur
B. methane
C. helium
D. oxygen
Answer: | D |
null | Question: How much space a surface covers is known as what?
Options:
A. Lenght
B. Flatness
C. area
D. Height
Answer: | C |
null | Question: Members of the genus trypanosoma are flagellate protozoa that cause what?
Options:
A. cancer
B. sleeping sickness
C. hypertension
D. mutations
Answer: | B |
null | Question: Does an increase in temperature speed up or slow down reactions?
Options:
A. speed up
B. slow down
C. remain the same
D. end reaction
Answer: | A |
null | Question: The pine tree is the sporophyte; its sporangia are located on scalelike structures packed densely where?
Options:
A. in the limb tips
B. in the bark
C. in the needles
D. in cones
Answer: | D |
null | Question: Cellular respiration in humans involves the combustion of what simple sugar?
Options:
A. starch
B. glucose
C. glutamate
D. insulin
Answer: | B |
null | Question: The kinetic energy of molecules is generally proportionate to what other property that they have?
Options:
A. temperature
B. mass
C. variation
D. precipitation
Answer: | A |
null | Question: What are the two types of properties that matter has?
Options:
A. composition and weight
B. nature and purpose
C. size and shape
D. physical and chemical
Answer: | D |
null | Question: What is a carbon-based compound that is found in living things called?
Options:
A. genetic compound
B. organic compound
C. biochemical compound
D. biological compound
Answer: | C |
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