question stringlengths 68 502 | answer stringclasses 4
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Question: What is the largest of the sinuses?
Options:
A. Maxillary sinus
B. superior sagittal sinus
C. Sphenoid sinus
D. Frontal sinus | B |
Question: As the temperature of water decreases what happens to the speed of the water molecules?
Options:
A. begin to boil
B. move faster
C. evaporate
D. slow down | D |
Question: Amines are weak bases due to the presence of a lone pair of what on the nitrogen atom?
Options:
A. protons
B. nuclei
C. electrons
D. atoms | C |
Question: Muscle groups are controlled by what mechanism?
Options:
A. growth hormones
B. motor cortex
C. cerebral cortex
D. activation energy | B |
Question: Deficiency of what mineral causes bones to become porous and weak?
Options:
A. zinc
B. calcium
C. potassium
D. magnesium | B |
Question: What is the apparatus used for carrying out an electrolysis reaction called?
Options:
A. biochemical cell
B. electrolytic cell
C. reversible cell
D. fluorescent cell | B |
Question: After what life stage does the fusion inside a star end?
Options:
A. white dwarf
B. red giant
C. blue giant
D. yellow dwarf | B |
Question: What color is neptune?
Options:
A. yellow
B. blue
C. pink
D. white | B |
Question: What is it called when large objects are broken down into smaller pieces?
Options:
A. weathering
B. metamorphosis
C. decay
D. evolution | A |
Question: What is the term for species in symbiotic relationships evolving together?
Options:
A. innervation
B. coevolution
C. autogeneration
D. interconnection | B |
Question: Hemoglobin, with four polypeptide chains or subunits, is the most frequently cited example of a protein having what kind of structure?
Options:
A. binary
B. quaternary
C. ternary
D. unary | B |
Question: What causes blood vessels to grow toward the tumour in cancer cells?
Options:
A. addressing molecules
B. signaling molecules
C. harnessing molecules
D. communicating molecules | B |
Question: What is igneous rock created from?
Options:
A. magma aging
B. carbon dioxide
C. magma cooling
D. volcanic ash | C |
Question: What is the exchange of gases between the body and outside air?
Options:
A. secretion
B. respiration
C. expulsion
D. metabolism | B |
Question: What type of metal is a good conductor of electricity?
Options:
A. copper
B. zinc
C. Aluminium
D. Tin | A |
Question: What is the study of ecosystems?
Options:
A. botany
B. ecology
C. geology
D. physics | B |
Question: Where do sperm go after leaving the testicles and before entering the vas deferens?
Options:
A. anus
B. clitoris
C. skin
D. epididymis | D |
Question: What theory brings together continental drift and seafloor spreading?
Options:
A. theory of plate tectonics
B. theory of order tectonics
C. theory of front tectonics
D. theory of water tectonics | A |
Question: Different forms of the same element are called what?
Options:
A. amines
B. subclasses
C. allotropes
D. polymorphs | C |
Question: What is the only marsupial in north america?
Options:
A. Raccoon
B. Didelphinae
C. Marmosa
D. oppossum | D |
Question: What is the generation of electricity using photovoltaic cells to split water molecules called?
Options:
A. photoelectrolysis
B. hybrid electricity
C. photovoltaic cells
D. aqua-electricity | A |
Question: What does the color of soil indicate?
Options:
A. chemical makeup
B. density
C. fertility
D. temperature | C |
Question: What kind of charge does a neutron have?
Options:
A. static
B. negative
C. neutral
D. positive | C |
Question: But a point mutation can also change a codon for an amino acid into a what?
Options:
A. stop mutation
B. stop codon
C. exon
D. axon | B |
Question: The location of an object in a frame of reference is called what?
Options:
A. position
B. marker
C. fact
D. change | A |
Question: What kind of change causes evolution in population?
Options:
A. morphogenesis frequency changes
B. allele frequency changes
C. paragenic frequency changes
D. transgenic frequency changes | B |
Question: What type of lipids contain the element phosphorus, carbon, hydrogen and oxygen?
Options:
A. eukaryotes
B. filaments
C. alleles
D. phospholipids | D |
Question: Photosynthesis requires light, water and what else?
Options:
A. carbon dioxide
B. seasons
C. soil
D. nitrogen | A |
Question: Tropical rainforest, temperate grassland, and tundra are examples of what type of biomes?
Options:
A. oceanic
B. horizontal
C. atmospheric
D. terrestrial | D |
Question: What is described by the concentration of hydrogen ions in a solution?
Options:
A. hydrogeny
B. neutrality
C. ph
D. oxidation | C |
Question: Which theory states that all organisms are composed of one or more cells, the cell is the basic unit of life, and new cells arise from existing cells?
Options:
A. unified cell theory
B. natural selection
C. theory of evolution
D. microcellular theory | A |
Question: Light retains its original color under water because what remains the same when light is refracted?
Options:
A. sound
B. frequency
C. wave length
D. density | B |
Question: What are interferons?
Options:
A. T cells
B. cytokines
C. oncogenes
D. pathogens | B |
Question: What is the air that remains after a forced exhalation called?
Options:
A. abundant volume
B. remaining volume
C. kinetic volume
D. residual volume | D |
Question: What is the term for a gas that completely abides by the kinetic-molecular theory?
Options:
A. ideal gas
B. fast gas
C. cold gas
D. heat gas | A |
Question: What is required to partially overcome the attractive forces between molecules in a solid to form a liquid?
Options:
A. energy
B. fuel
C. oxygen
D. hydrogen | A |
Question: Cephalochordates have a notochord and nerve cord but not a?
Options:
A. backbone
B. digestive system
C. nervous system
D. brain | A |
Question: Name the physicist who discovered radioactivity?
Options:
A. antoine henri becquerel
B. albert einstein
C. louis pasteur
D. neal degrasse tyson | A |
Question: Researchers have identified the receptor proteins for all of the tastes except which?
Options:
A. salty
B. acid
C. sweet
D. bitter | A |
Question: What has high surface tension because of extensive hydrogen bonding?
Options:
A. water
B. air
C. hydrocarbons
D. gases | A |
Question: Where are sponges most likely anchored to?
Options:
A. sea floor
B. reef or rock
C. beaches
D. sand | B |
Question: What do jellyfish use to startle predators?
Options:
A. visible light
B. black light
C. harsh light
D. bicellular light | A |
Question: What do corals secrete that builds up to become a coral reef?
Options:
A. scales
B. mucous
C. exoskeleton
D. membrane | C |
Question: What layer covers the bones that make them look tough, shiny, and white?
Options:
A. cuticle
B. epithelium
C. epidermis
D. periosteum | D |
Question: John dalton thought that what unit, which means "indivisible", could not be divided into smaller, simpler particles?
Options:
A. atom
B. neutron
C. electron
D. nucleus | A |
Question: What gems are created by mollusks, such as oysters?
Options:
A. turquoise
B. diamonds
C. crystals
D. pearls | D |
Question: Extrusive igneous rocks are also called what?
Options:
A. volcanic rocks
B. metamorphic
C. magma minerals
D. agates | A |
Question: What happened to chemical reactions when temperature increases?
Options:
A. it became faster
B. it stays the same
C. it slows down for a short time then speeds up
D. it becomes slower | A |
Question: Where do living things obtain the energy to carry out all life processes?
Options:
A. waste
B. fuel
C. oxygen
D. food | D |
Question: What is another term for all eukaryotic organisms that are neither animals, nor plants, nor fungi?
Options:
A. arthropods
B. paramecium
C. prokaryotes
D. protists | D |
Question: Tissues of marine bony fishes gain what from their surroundings?
Options:
A. absorb salts
B. excess salts
C. mercury
D. toxins | B |
Question: When magma reaches the surface through cracks in the earth's crust, what occurs?
Options:
A. magma eruption
B. tsunami
C. volcanic eruption
D. volcanic explosion | C |
Question: The peripheral nervous system consists of all the nerves that are found outside what?
Options:
A. central nervous system
B. autonomic nerous system
C. somatic nervous system
D. large nervous system | A |
Question: Where is gabbro found?
Options:
A. oceanic crust
B. wetlands
C. volcanoes
D. forest floor | A |
Question: Mypyramid features colored bands that represent what?
Options:
A. caloric content
B. food groups
C. essential vitamins
D. popular diets | B |
Question: Which type of diseases do antibiotics treat?
Options:
A. bacterial diseases
B. nervous diseases
C. viral diseases
D. genetic disorders | A |
Question: What is the loss of energy available to do work called?
Options:
A. force
B. power
C. entropy
D. negentropy | C |
Question: What do you call the gently sloped ocean floor nearest the edges of continents?
Options:
A. continental divide
B. continental shelf
C. continental stratosphere
D. continental solution | B |
Question: What uses oxygen gas to break apart the carbon-hydrogen bonds in glucose and release their energy?
Options:
A. cellular respiration
B. energetic respiration
C. classical respiration
D. electromagnetic respiration | A |
Question: Which human body system system moves nutrients and other substances throughout the body?
Options:
A. Integumentary system
B. cardiovascular system
C. Muscular system
D. Digestive system | B |
Question: An elastic collision is one that conserves internal energy of what type?
Options:
A. kinetic
B. thermal
C. potential
D. seismic | A |
Question: What term refers to an animal that sleeps during the day and is active at night?
Options:
A. nocturnal
B. diurnal
C. solitary
D. crepuscular | A |
Question: What do you call a period when temperatures are cooler than normal, causing glaciers to spread?
Options:
A. polar age
B. thermal age
C. ice age
D. earth age | C |
Question: Every object is attracted to every other object by what force?
Options:
A. weight
B. magnetism
C. gravity
D. pheromones | C |
Question: What begins when an oogonium with the diploid number of chromosomes undergoes mitosis?
Options:
A. oogenesis
B. germination
C. morphogenesis
D. gametogenesis | A |
Question: What is the most abundant element in the universe?
Options:
A. nitrogen
B. carbon
C. helium
D. hydrogen | D |
Question: If the electromagnetic repulsion between protons is greater than the strong nuclear force of attraction between them, what do they become?
Options:
A. unstable , or experimental
B. unstable, or radioactive
C. slow , or radioactive
D. destroyed | B |
Question: What disease, caused by vitamin c deficiency, causes bleeding gums, nosebleeds, and other symptoms?
Options:
A. scurvy
B. dehydration
C. leukemia
D. rickets | A |
Question: What type of waves are the slowest of all seismic waves?
Options:
A. central waves
B. core waves
C. thick waves
D. surface waves | D |
Question: What are the two types of optical telescopes?
Options:
A. reflecting and recapitulating
B. refracting and compound
C. reflecting and layering
D. reflecting and refracting | D |
Question: What can be hard or even impossible to perform in a scientific sense?
Options:
A. idea
B. experiments
C. hypothesises
D. theorys | B |
Question: In contrast to mammals and birds, freshwater fishes produce large volumes of very dilute what?
Options:
A. nitrogen
B. urine
C. feces
D. blood | B |
Question: What is the matter through which sound waves travel?
Options:
A. medium
B. dust
C. mass
D. air | A |
Question: Polygenic traits result in a distribution that resembles a curve. what is the shape of the curve?
Options:
A. W-shaped
B. J-shaped
C. bell-shaped
D. egg-shaped | C |
Question: Since eddy currents and magnetic damping occur only in conductors, recycling centers can use these to separate metals from other materials?
Options:
A. alloys
B. particles
C. magnets
D. cranes | C |
Question: Most plates are made up of a combination of what?
Options:
A. continental and battered lithosphere
B. oceanic and reflective lithosphere
C. continental and reflective lithosphere
D. continental and oceanic lithosphere | D |
Question: Chromosomes further condensed in which stage?
Options:
A. diakinesis stage
B. zygum stage
C. zooflagellate stage
D. tracheophyte stage | A |
Question: What weak base is applied as an agricultural fertilizer in its pure form and is diluted to make a household cleanser?
Options:
A. nitrogen
B. carbon monoxide
C. vinegar
D. ammonia | D |
Question: During the winter, production of what amine involved in the sleep-wake cycle may be affected by less sunlight hours?
Options:
A. melatonin
B. dopamine
C. folate
D. serotonin | A |
Question: What is the term for the small particles that rocks are worn down to by water and wind?
Options:
A. pebbles
B. organisms
C. fragments
D. sediments | D |
Question: Physical properties are characteristics that describe what as it exists?
Options:
A. antimatter
B. life
C. matter
D. imagination | C |
Question: What allows for a large and mature fetus before birth, resulting from a long period of fetal growth in the uterus?
Options:
A. the cervix
B. the placenta
C. the ovaries
D. the vagina | B |
Question: What type of bonds form only between metals and nonmetals?
Options:
A. non-harmonic bonds
B. magnetic bonds
C. harmonic bonds
D. ionic bonds | D |
Question: A system is said to be in stable equilibrium if, when displaced from equilibrium, it experiences a net force or torque in a direction opposite to the direction of the what?
Options:
A. displacement
B. velocity
C. variation
D. dispersement | A |
Question: What cycle completes the breakdown of glucose begun in glycolysis?
Options:
A. priebus
B. bacterium
C. vireos
D. krebs | D |
Question: What do we call the full range of electromagnetic waves?
Options:
A. molecular spectrum
B. mechanical spectrum
C. electromagnetic spectrum
D. electromagnetic scale | C |
Question: What kind of light ranges from red to violet?
Options:
A. x rays
B. ultraviolet light
C. infrared light
D. visible light | D |
Question: All matter in the universe is composed of one or more unique pure substances called what?
Options:
A. elements
B. molecules
C. atoms
D. compounds | A |
Question: What are the smallest type of blood vessels?
Options:
A. arteries
B. capillaries
C. viens
D. neurons | B |
Question: Athletes such as swimmers and bicyclists wear body suits in competition to minimize what forces?
Options:
A. drag forces
B. rolling forces
C. natural forces
D. activity forces | A |
Question: During strenuous exercise our muscles perform what kind of fermentation?
Options:
A. residual acid
B. nitric acid
C. excessive acid
D. lactic acid | D |
Question: What force causes waves to topple over and break on the shore?
Options:
A. friction
B. tension
C. momentum
D. vibration | A |
Question: What type of simple machine is a seesaw an example of?
Options:
A. single
B. lever
C. steam
D. power | B |
Question: What part of a sample can be represented by the mean, median, and mode?
Options:
A. outer tendency
B. present tendency
C. large tendency
D. central tendency | D |
Question: Arteries have thinner wall layers and valves and move blood by the action of skeletal what?
Options:
A. muscle
B. marrow
C. hormones
D. collagen bands | A |
Question: The fetal stage begins about how long after fertilization?
Options:
A. two months
B. one month
C. three months
D. four months | A |
Question: Which is the best way to maintain a strong, fit body?
Options:
A. being a vegetarian
B. regular exercising
C. bodybuilding
D. a healthy diet | D |
Question: Which system refers to the skin and its accessory structures?
Options:
A. integumentary system
B. malpighian system
C. digestive system
D. tomoxia system | A |
Question: Normally, only traces of protein are found in urine, and when higher amounts are found, damage to what is the likely cause?
Options:
A. Hypothyroid
B. glomeruli
C. occidentalis
D. aeration | B |
Question: What is the nickname of the best-known geyser in the world, which erupts reliably every 90 minutes?
Options:
A. victoria falls
B. old energetic
C. old consistent
D. old faithful | D |
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