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null | Question: What is the more common term for ethanoic acid, the active substance in vinegar?
Options:
A. amino acid
B. acetic acid
C. polymer acid
D. methyl acid
Answer: | B |
null | Question: Fahrenheit, celsius, and kelvin are all units which measure what?
Options:
A. brightness
B. precipitation
C. temperature
D. radiation
Answer: | C |
null | Question: What helps maglev trains go very fast?
Options:
A. gravity
B. magnets
C. wheels
D. rollers
Answer: | B |
null | Question: What is the logarithmic scale that measures the largest jolt of energy released by an earthquake called?
Options:
A. tremor scale
B. Shake scale
C. Geiger counter
D. richter scale
Answer: | D |
null | Question: Solute potential is also called osmotic potential because solutes affect the direction of what?
Options:
A. permeability
B. electrolysis
C. osmosis
D. electrolysis
Answer: | C |
null | Question: What branch of biology focuses on heredity?
Options:
A. ontology
B. genetics
C. semiotics
D. Epidemiology
Answer: | B |
null | Question: Some 96% of the dry mass consists of organic compounds produced by what?
Options:
A. reproduction
B. electrolysis
C. photosynthesis
D. erosion
Answer: | C |
null | Question: Proper chemical formulas for ionic compounds balance the total positive charge with what?
Options:
A. total ionic charge
B. total electric charge
C. total atomic charge
D. total negative charge
Answer: | D |
null | Question: Cnidarians are an ancient phylum of what?
Options:
A. sporozoans
B. fungi
C. arthropods
D. eumetazoans
Answer: | D |
null | Question: What combines with rain to form acid rain?
Options:
A. suction and sulfur oxides
B. nitrogen and sulfur oxides
C. compost and sulfur oxides
D. carbon dioxide and sulfur oxides
Answer: | B |
null | Question: What are the ice crystals that form on the ground called?
Options:
A. frost
B. snow
C. sleet
D. granules
Answer: | A |
null | Question: What do refrigerator magnets contain that make them stick to a refrigerator door?
Options:
A. copper
B. steel
C. iron
D. zinc
Answer: | C |
null | Question: What is calculated by dividing the mass by the volume of a certain object?
Options:
A. median
B. diameter
C. density
D. radius
Answer: | C |
null | Question: Viruses were assumed to exist before they were first seen with an electron microscope in which decade?
Options:
A. 1940's
B. 1890's
C. 1930 ' s
D. 1960's
Answer: | C |
null | Question: Asthma, pneumonia, and emphysema are diseases of what system?
Options:
A. reproductive
B. pulmonary
C. respiratory
D. digestive
Answer: | C |
null | Question: What term describes a colloidal dispersion of a liquid in either a liquid or a solid?
Options:
A. compound
B. suspension
C. emulsion
D. mix
Answer: | C |
null | Question: Two important types of energy that can be converted to one another include potential and what?
Options:
A. kinetic
B. thermal
C. physical
D. magnetic
Answer: | A |
null | Question: The result of what, in places like the amazon rainforest, is that food will be harder to produce, clean water will be harder to find, and development of new medicines will become slower?
Options:
A. pollution loss
B. environmnental loss
C. biodiversity loss
D. biological loss
Answer: | C |
null | Question: What is the concentration of gas molecules in the mesosphere?
Options:
A. medium density
B. very low density
C. low density
D. high density
Answer: | B |
null | Question: What continuously monitors and repairs its genetic material?
Options:
A. proteins
B. ova
C. cells
D. nucleolus
Answer: | C |
null | Question: One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what?
Options:
A. different from themselves
B. similar to themselves
C. far away from
D. close to themselves
Answer: | B |
null | Question: What type of mass movement is a sudden movement of large blocks of rock and soil down a slope?
Options:
A. downturn
B. resurgence
C. deluge
D. slump
Answer: | D |
null | Question: What is the term for when deep ocean water rises to the surface?
Options:
A. tidal waves
B. percolating
C. upwelling
D. tsunami
Answer: | C |
null | Question: What colorful arc-shaped atmospheric phenomena are produced by a combination of refraction and reflection?
Options:
A. rainbows
B. lightning
C. sunsets
D. shadows
Answer: | A |
null | Question: What topographic feature does a circle with inward hatches represent on a contour map?
Options:
A. a depression
B. a lake
C. a mountain
D. vegetation
Answer: | A |
null | Question: How do yeasts reproduce asexually?
Options:
A. by budding
B. by merging
C. by synchronizing
D. by outcropping
Answer: | A |
null | Question: Approximately how many billion years ago did our solar system begin?
Options:
A. four billion
B. three billion
C. five billion
D. nine billion
Answer: | C |
null | Question: What does the ovule mature into after double fertilization?
Options:
A. a seed
B. a spore
C. a sister chromatid
D. a twin
Answer: | A |
null | Question: Our global ecological footprint depends on resource use per person and what population factor?
Options:
A. population decrease
B. population density
C. population fluctuation
D. population sample
Answer: | B |
null | Question: The primary amine in which the nitrogen atom is attached directly to a benzene ring has a special name, what is it?
Options:
A. cyanide
B. aldehyde
C. aniline
D. nitrate
Answer: | C |
null | Question: The end result of diffusion is an equal concentration, or equilibrium , of molecules on both sides of what?
Options:
A. the cell
B. the organelle
C. the membrane
D. the organism
Answer: | C |
null | Question: What do you call water that flows out of the ground where an aquifer meets the surface?
Options:
A. stream
B. spring
C. waterfall
D. oasis
Answer: | B |
null | Question: What is the other name of newton’s first law?
Options:
A. mass and matter
B. law of inertia
C. law of matter
D. law of momentum
Answer: | B |
null | Question: If water from a spring can't flow downwards, it can spread out to form one of 2 things. what are they?
Options:
A. ocean or river
B. ocean or sea
C. lake or ocean
D. pond or lake
Answer: | D |
null | Question: Gene expression is regulated primarily at the what level?
Options:
A. manufacturing
B. translational
C. binding
D. transcriptional
Answer: | D |
null | Question: About how many grams of carbohydrates are in a typical apple?
Options:
A. 25
B. 20
C. 30
D. 35
Answer: | B |
null | Question: What events, resulting in death of over half of animal species, have occurred on earth at least five times in the past 540 million years?
Options:
A. microevolutions
B. mass migrations
C. spontaneous mutations
D. mass extinctions
Answer: | D |
null | Question: The nucleolus, which makes ribosomes, is located within what cell structure?
Options:
A. mitochondria
B. epidermis
C. Golgi apparatus
D. nucleus
Answer: | D |
null | Question: Which kind of flowers carry both male and female floral organs?
Options:
A. Upward Flowers
B. perfect flowers
C. stunning flowers
D. creating flowers
Answer: | B |
null | Question: Liquid hcl can be used to do what to the ph of a swimming pool?
Options:
A. heighten it
B. increase it
C. raise it
D. lower it
Answer: | D |
null | Question: The complete hydrolysis of starch yields what?
Options:
A. glutamate
B. glucose
C. insulin
D. sucrose
Answer: | B |
null | Question: What do we call the microflora that aid in the digestion process?
Options:
A. tissue flora
B. intestinal flora
C. stomach flora
D. digestive flora
Answer: | B |
null | Question: What kind of plants lack xylem or phloem to transport nutrients, water, and food?
Options:
A. spicule
B. single-celled
C. nonvascular
D. trichina
Answer: | C |
null | Question: What are the light highlands of the moon called?
Options:
A. kepler hills
B. mariae
C. terrae
D. craters
Answer: | C |
null | Question: An acellular, external cuticle protects the _________.
Options:
A. dermis
B. stomach
C. lungs
D. epidermis
Answer: | D |
null | Question: Ethers readily dissolve what type of molecules?
Options:
A. polar
B. proteins
C. lipids
D. non-polar
Answer: | D |
null | Question: Boiling points increase with which kind of mass?
Options:
A. lipid mass
B. molar mass
C. universal mass
D. protons mass
Answer: | B |
null | Question: What type of minerals are often found where seas once covered the land?
Options:
A. sea salt
B. magnesium
C. crystals
D. carbonate
Answer: | D |
null | Question: Eukaryotic cell division involves mitosis and what?
Options:
A. cytokinesis
B. electrolysis
C. spermatogenesis
D. meiosis
Answer: | A |
null | Question: What do jellyfish give off to startle possible predators?
Options:
A. energy
B. electricity
C. light
D. plankton
Answer: | C |
null | Question: Giardiasis and malaria are diseases caused by what organism?
Options:
A. protozoa
B. larvae
C. bacteria
D. worms
Answer: | A |
null | Question: Asteroids are not geologically active. which is the only way they can change?
Options:
A. propulsion
B. combustion
C. expansion
D. a collision
Answer: | D |
null | Question: The direction of prevailing winds determines the type of what that usually moves over an area?
Options:
A. water mass
B. storm
C. air mass
D. weather
Answer: | C |
null | Question: Does the stream-lined body featured on most fish increase or decrease water resistance?
Options:
A. precipitates
B. decrease
C. increases
D. quickens
Answer: | B |
null | Question: What property are alkali metals at room temperature?
Options:
A. solid
B. mixed
C. liquid
D. solid
Answer: | A |
null | Question: What do you call the membrane lining the back of the eye?
Options:
A. aperture
B. cornea
C. stimulation
D. retina
Answer: | D |
null | Question: Paddles and hammers are examples of simple machines that increase the distance over which force is applied, while reducing what?
Options:
A. gravity
B. momentum
C. strength
D. intensity
Answer: | C |
null | Question: What do plants respond to in their environment?
Options:
A. changes in temperature or water
B. changes in sunlight or water
C. changes in sunlight or pressure
D. changes in metal or water
Answer: | B |
null | Question: Organisms tend to be larger in size at higher what levels?
Options:
A. Secondary Layer
B. proteolytic
C. trophic
D. benthic
Answer: | C |
null | Question: What is the generation of electricity using photovoltaic cells to split water molecules called?
Options:
A. hybrid electricity
B. aqua-electricity
C. photovoltaic cells
D. photoelectrolysis
Answer: | D |
null | Question: The part of the shadow in which light is completely blocked is called what?
Options:
A. corona
B. eclipse
C. penumbra
D. umbra
Answer: | D |
null | Question: What is it called when two organisms live close together and form a relationship?
Options:
A. Family
B. definitions
C. symbiosis
D. traits
Answer: | C |
null | Question: What piece of technology can you use to see infrared light?
Options:
A. night goggles
B. light meters
C. telescope
D. microscope
Answer: | A |
null | Question: Molds growing on foods are a common type of what organisms that play very important roles in almost every terrestrial ecosystem on earth?
Options:
A. pollen
B. mildew
C. fungi
D. yeast
Answer: | C |
null | Question: In what system can energy change forms but the total amount of energy stay constant?
Options:
A. heterogeneous
B. closed
C. open
D. primary
Answer: | B |
null | Question: Which muscle is broad, triangular and located on the inferior part of the back where it inserts into the aponeurosis?
Options:
A. latissimus dorsi
B. dorsolateral dorsi
C. Synergistic dorsi
D. bronchus dorsi
Answer: | A |
null | Question: What is a stellar remnant that is very dense?
Options:
A. white dwarf
B. white star
C. asteroids
D. the sun
Answer: | A |
null | Question: What are insect parasites transmitted sexually?
Options:
A. chlamydia
B. pinworms
C. pubic lice
D. deer ticks
Answer: | C |
null | Question: What structure shows the bonding between atoms, with dots representing available electrons?
Options:
A. lewis structure
B. Pascal model
C. string theory
D. Mendelian model
Answer: | A |
null | Question: What is the amide bond that occurs between the amino nitrogen of one amino acid and the carboxyl carbon of another amino acid?
Options:
A. a covalent bond
B. a peptide bond
C. a magnetite bond
D. a amino bond
Answer: | B |
null | Question: Plant cells have structures that animal cells?
Options:
A. eat
B. drink
C. have
D. lack
Answer: | D |
null | Question: What is a simple sugar such as fructose or glucose?
Options:
A. disaccharide
B. galactose
C. polysaccharides
D. monosaccharide
Answer: | D |
null | Question: Most food chains and webs have a maximum of how many trophic levels?
Options:
A. 3
B. 6
C. 4
D. 10
Answer: | C |
null | Question: German doctor rudolf virchow first discovered what process when studying living cells under a microscope?
Options:
A. evolution
B. photosynthesis
C. radiation
D. cell division
Answer: | D |
null | Question: Physical science is defined as the study of what?
Options:
A. biology & light
B. matter & energy
C. matter & elements
D. light & matter
Answer: | B |
null | Question: How do roundworms reproduce?
Options:
A. sexually
B. sporadically
C. asexually
D. biologically
Answer: | A |
null | Question: Color, temperature, and solubility are examples of what type of property?
Options:
A. severe
B. susceptible
C. intensive
D. minimal
Answer: | C |
null | Question: Amino acids broken down by metabolic process are mostly recycled into new what?
Options:
A. proteins
B. enzymes
C. hormones
D. lipids
Answer: | A |
null | Question: Exon skipping is an example of what type of splicing?
Options:
A. comprehensive
B. proactive
C. alternative
D. inclusive
Answer: | C |
null | Question: How many sets of chromosomes do gametes contain?
Options:
A. single
B. four
C. twelve
D. eight
Answer: | A |
null | Question: What are the only truly innate behaviors in humans called?
Options:
A. reflexes
B. feats
C. automatic movements
D. flinches
Answer: | A |
null | Question: In what kind of state are particles fixed in place relative to one another?
Options:
A. useful state
B. liquid state
C. hybrid state
D. solid state
Answer: | D |
null | Question: What determines how strongly an atom attracts electrons to itself?
Options:
A. enthalpy
B. ionization
C. electronegativity
D. gravity
Answer: | C |
null | Question: What is produced when a base is dissolved in water?
Options:
A. hydroxide ions
B. ingredient ions
C. alkaline ions
D. synthesis ions
Answer: | A |
null | Question: The variable is the speed of light. for the relationship to hold mathematically, if the speed of light is used in m/s, the wavelength must be in meters and the frequency in what?
Options:
A. gigawatts
B. hertz
C. centimeters
D. miles
Answer: | B |
null | Question: What is the result of a reaction between sulfur trioxide and water?
Options:
A. acetic acid
B. nitric acid
C. sulfuric acid
D. hydrochloric acid
Answer: | C |
null | Question: What do bats use to determine the location of objects?
Options:
A. UV light
B. infrared light
C. syncopation
D. echolocation
Answer: | D |
null | Question: When a solvent with a gas dissolved in it is heated, the kinetic energy of both the solvent and solute _________?
Options:
A. evaporates
B. generates
C. increases
D. decreases
Answer: | C |
null | Question: What is heard when sound waves bounce back from a surface that they can't pass through?
Options:
A. echo
B. ultrasound
C. radio
D. loop
Answer: | A |
null | Question: What kind of variation does a rate measure?
Options:
A. value to time
B. construction to time
C. property to time
D. environment to time
Answer: | C |
null | Question: What includes the living organisms in an area and the non-living aspects of the environment?
Options:
A. habitat
B. degradation
C. ecosystem
D. outpost
Answer: | C |
null | Question: Titration is a method to determine what in acids or bases?
Options:
A. maturation
B. concentration
C. glucose
D. alkalinity
Answer: | B |
null | Question: What are the infoldings of the inner membrane called?
Options:
A. cristae
B. brickle
C. lineage
D. ceranae
Answer: | A |
null | Question: What type of compounds make up the cells and tissues of living things?
Options:
A. biochemical
B. hormonal
C. proximal
D. microbial
Answer: | A |
null | Question: What is the term for the energy of movement?
Options:
A. intrinsic energy
B. molecular energy
C. mechanical energy
D. potential energy
Answer: | C |
null | Question: What proteins span the entire plasma membrane?
Options:
A. amino acids
B. transmembrane
C. sequence
D. cytoplasm
Answer: | B |
null | Question: Fatal swelling of what organ can result from both encephalitis and meningitis, which typically cause a severe headache and a fever?
Options:
A. brain
B. liver
C. kidney
D. heart
Answer: | A |
null | Question: What is the transfer of thermal energy between particles of matter that are touching called?
Options:
A. conduction
B. radiation
C. activation
D. convection
Answer: | A |
null | Question: Each vertebral body has a large hole in the center through which the nerves of what pass?
Options:
A. steering cord
B. layers cord
C. spinal cord
D. Brain Cord
Answer: | C |
null | Question: Water is recycled constantly through which system?
Options:
A. the habitat
B. the hydropshere
C. the ecosystem
D. the troposphere
Answer: | C |
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