question stringlengths 68 502 | answer stringclasses 4
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Question: Plants, cyanobacteria, and algae are living things that undergo what process and produce glucose?
Options:
A. cytoplasmic transfer
B. glycolysis
C. cellular respiration
D. photosynthesis | D |
Question: All chemical changes involve a transfer of what?
Options:
A. energy
B. fuel
C. heating
D. Water | A |
Question: What is the unique larval form of mollusks called?
Options:
A. hydra
B. scallop
C. microfilariae
D. trochophore | D |
Question: A voltage source and a conductor are common to all what?
Options:
A. magnets
B. thermometers
C. cooling circuits
D. electric circuits | D |
Question: Root systems are mainly of two types. dicots have a tap root system, while monocots have a what?
Options:
A. fibrous root system
B. attaching root system
C. long root system
D. runner root system | A |
Question: Enzymes in cellular reactions work to do what to the reaction?
Options:
A. increase yield
B. slow it down
C. decrease heat
D. speed it up | D |
Question: Bony fish can live in either of what type of aquatic biome?
Options:
A. coral reefs or freshwater
B. saltwater or freshwater
C. estuaries or saltwater
D. oceans or estuaries | B |
Question: What is categorized by the forces holding the individual atoms, ions, or molecules together?
Options:
A. gases
B. oils
C. solids
D. liquids | C |
Question: What are the two main types of air pollutants?
Options:
A. a and b
B. primary and secondary
C. new and old
D. good and bad | B |
Question: The job of the nucleolus is to build what?
Options:
A. cells
B. chromosomes
C. ribosomes
D. electrons | C |
Question: For many decades, scientists have known that atoms consist of electrons and other particles called protons and?
Options:
A. waves
B. neutrons
C. rods
D. nanoparticles | B |
Question: Patients with familial hypercholesterolemia have life-threatening levels of cholesterol because their cells cannot clear what particles from their blood?
Options:
A. high - density lipoprotein (hdl)
B. oxygen (O)
C. low-density lipoprotein (ldl)
D. iron (Fe) | C |
Question: What action, performed multiple times daily, is the single biggest use of water in the home?
Options:
A. flushing the toilet
B. taking showers
C. washing clothes
D. watering plants | A |
Question: What is a form of mechanical energy that starts with a vibration in matter?
Options:
A. industrial energy
B. solar energy
C. electrical energy
D. sound energy | D |
Question: What's caused by damaged capillaries in the kidneys so the nephrons can no longer filter blood?
Options:
A. bacteria failure
B. sponge failure
C. colon failure
D. kidney failure | D |
Question: What do roots bring in from the soil into the plant?
Options:
A. pesticides and chlorophyll
B. water and nutrients
C. hormones and fertilizer
D. dirt and minerals | B |
Question: In addition to spiral cleavage, protostomes also undergo which other form of cleavage?
Options:
A. diagonal
B. determinate
C. dispersive
D. straight | B |
Question: What term is used to describe animals with three germ layers?
Options:
A. sporozoans
B. triplegerm
C. triploblasts
D. multilayer | C |
Question: Due to similar function, the wings of bats and birds are referred to as what type of structures?
Options:
A. Identical structures
B. symmetrical structures
C. analogous structures
D. matching structures | C |
Question: If the amount of force of that is applied is increased, what happens to the work that a machine is producing?
Options:
A. it is easier
B. it's variable
C. it is harder
D. it's unchanged | A |
Question: What is the name for speed with a direction?
Options:
A. velocity
B. trajectory
C. acceleration
D. distance | A |
Question: How many types of mechanical waves are there?
Options:
A. nine
B. one
C. three
D. five | C |
Question: What is required for a decay chain to end?
Options:
A. stable end-product
B. radioactive cascade
C. stable half-life
D. unstable end-product | A |
Question: What do you call the process that results in an animal producing offspring?
Options:
A. adoption
B. reproduction
C. differentiation
D. creationism | B |
Question: What do voltmeters measure?
Options:
A. voltage drop across a resistor
B. current increase across a resistor
C. voltage increase across a resistor
D. current drop across a resistor | A |
Question: Distinct from a suspension, a solution is considered what type of mixture?
Options:
A. gaseous
B. continuous
C. homogeneous
D. heterogeneous | C |
Question: What is the largest and most complex algae
Options:
A. open algae
B. brown algae
C. green algae
D. strange algae | B |
Question: Scientists around the world study speciation, documenting observations both of living organisms and those found in the fossil record. as their ideas take shape and as research reveals new details about how life evolves, they develop models to help explain what?
Options:
A. rates of speciation
B. creation theo... | A |
Question: How long do the long-lived isotopes require to decay to a safe level in a nuclear reactor?
Options:
A. thousands of years
B. hundreds of years
C. millions of years
D. tens of years | A |
Question: The production of light by living things is called what?
Options:
A. bio-glow
B. apoptosis
C. bioluminescence
D. attenuation | C |
Question: Animals that live in groups with other members of their species are called what?
Options:
A. energetic animals
B. present animals
C. common animals
D. social animals | D |
Question: Teeth in the back of the mouth are used for what?
Options:
A. grinding food
B. swallowing food
C. tearing food
D. cutting food | A |
Question: Compared to red light, blue light has a shorter what?
Options:
A. gravity
B. life span
C. wavelength
D. absorption | C |
Question: The most common substance on earth, water, is primarily present in what state?
Options:
A. solid
B. freshwater
C. liquid
D. gas | C |
Question: What kind of respiration allows rapid production of atp in low oxygen situations?
Options:
A. aerobic
B. enzymatic
C. anabolic
D. anaerobic | D |
Question: What two forces tend to keep an animal stationary and thus oppose locomotion?
Options:
A. friction and gravity
B. stength and gravity
C. workload and gravity
D. thickness and gravity | A |
Question: What are membrane-bound organelles with their own dna called?
Options:
A. vacuoles
B. ribosomes
C. plastids
D. chromosomes | C |
Question: What kind of atomic molecule is oxygen gas?
Options:
A. diatomic
B. dramatic
C. aromatic
D. symbiotic | A |
Question: Why can't fungi make their own food like plants do?
Options:
A. no cells
B. no organelles
C. no hydrogen
D. no chloroplasts | D |
Question: The vestibulocochlear nerve is responsible for the senses of hearing and what else?
Options:
A. sight
B. balance
C. awareness
D. smell | B |
Question: What is an alloy of copper and tin?
Options:
A. bronze
B. zinc
C. gold
D. silver | A |
Question: What spreads sti during sexual contact?
Options:
A. viruses
B. blood
C. parasites
D. pathogens | D |
Question: How many amino acids are arranged like "beads on a string" to form proteins?
Options:
A. 25
B. 15
C. 20
D. 35 | C |
Question: What do refrigerator magnets contain that make them stick to a refrigerator door?
Options:
A. copper
B. iron
C. zinc
D. steel | B |
Question: When does most amphibians' parenting end?
Options:
A. never
B. once offspring reach adulthood
C. once eggs have been laid
D. after adolescence | C |
Question: What helps an insectivorous plant attract and digest insects?
Options:
A. specialized leaves
B. special seeds
C. specialized flowers
D. spines | A |
Question: E. coli uses how many enzymes to take up and metabolize lactose?
Options:
A. 4
B. 11
C. 2
D. 3 | D |
Question: What forms as a result of decomposition when n2o is heated?
Options:
A. ammonia and nitrogren
B. nitrogen and oxygen
C. calcium and oxygen
D. nitrogen and hydrogen | B |
Question: Biomass can also be processed to make what kind of fuel?
Options:
A. biofuel
B. hydrogen fuel
C. gasoline
D. fossil | A |
Question: What is produced when an egg is fertilized by a sperm in a fallopian tube?
Options:
A. ovaries
B. fetus
C. zygote
D. uterus | C |
Question: What structures receive blood from the atria and pump it out of the heart?
Options:
A. muscles
B. valves
C. Vascular Fibers
D. ventricles | D |
Question: What are modified leaves that bear sporangia?
Options:
A. sporozoans
B. sporophylls
C. spines
D. neutrophils | B |
Question: The reverse process of moving material into a cell is the process of what?
Options:
A. endocytosis
B. osmosis
C. exocytosis
D. proteolysis | C |
Question: Constriction and dilation allow the circulatory system to change the amount of blood flowing to which body parts?
Options:
A. tissues
B. muscles
C. organs
D. arteries | C |
Question: Focused on evolution, the studies of what man have reshaped and influenced all aspects of biology?
Options:
A. Linnaeus
B. scopes
C. Albert Einstein
D. charles darwin | D |
Question: Are cnidarians typically found in ocean or fresh water habitats?
Options:
A. freshwater
B. ocean
C. lakes
D. rivers | B |
Question: Increasing the pressure on a gas has what effect on its solubility?
Options:
A. decrease
B. slow
C. increase
D. halt | C |
Question: What type of fertilization do most reptiles have?
Options:
A. budding
B. internal
C. external
D. spawning | B |
Question: The vertebrate endoskeleton is made of bone and what tough, flexible tissue?
Options:
A. cartilage
B. collagen
C. synovial tissue
D. cuticle | A |
Question: What has hot days and cool nights, and are typically covered with sand dunes or sparse but hardy plants?
Options:
A. deserts
B. tundra
C. arctic
D. rain forest | A |
Question: In addition to insects, what large invertebrate phylum includes animals such as spiders, centipedes, and lobsters?
Options:
A. fungi
B. onychophora
C. arthropoda
D. ostracods | C |
Question: Monatomic cations have the same name as their parent element. what happens to monatomic anions?
Options:
A. ends in - se
B. ends in - be
C. ends in - de
D. ends in - fe | C |
Question: What part of the body do hookworms infest?
Options:
A. brain
B. lungs
C. intestines
D. skin | C |
Question: Parasitic leeches feed off of what?
Options:
A. blood
B. tissue
C. tumor
D. brain | A |
Question: The mars rover collected round clumps of crystals that, on earth, usually form in what?
Options:
A. air
B. volcanoes
C. rocks
D. water | D |
Question: Attraction of a material by a magnet is an example of what type of property?
Options:
A. thermal
B. physical
C. transitive
D. chemical | B |
Question: What phenomenon is essential in order for evolution to occur because it increases genetic variation and the potential for individuals to differ?
Options:
A. natural selection
B. replication
C. radiation
D. mutation | D |
Question: The two types of glaciers are continental and what other kind?
Options:
A. macro
B. valley
C. rolling
D. micro | B |
Question: In dioecious animals, females generally produce what contribution to reproduction?
Options:
A. eggs
B. warmth
C. milk
D. intelligence | A |
Question: The cells of all protists have a what?
Options:
A. cell walls
B. argon
C. protons
D. nucleus | D |
Question: What type of organism causes many common diseases such as strep throat and food-borne illnesses?
Options:
A. parasite
B. bacteria
C. prion
D. virus | B |
Question: What type of current do generators in cars use?
Options:
A. magnum current
B. polar current
C. alternating current
D. direct current | C |
Question: What is the movement of plates called?
Options:
A. migration
B. volcanic activity
C. fracking
D. plate tectonics | D |
Question: Name a carbonyl in which the carbon atom is bonded to one carbon atom and one hydrogen atom (or two hydrogen atoms).
Options:
A. acetylcholine
B. ketone
C. aldehyde
D. ester | C |
Question: The color of an object is determined by the what of it's reflected light?
Options:
A. absorption
B. wavelength
C. luminosity
D. variation | B |
Question: The process in which dna is copied is called what?
Options:
A. dna transfer
B. dna splicing
C. dna replication
D. dna duplication | C |
Question: What type of seismic waves do the most damage?
Options:
A. gravity
B. surface
C. tension
D. sunlight | B |
Question: Which continent is the only one that reptiles don't inhabit?
Options:
A. Africa
B. South America
C. antartica
D. Europe | C |
Question: What is responsible for the foul smell of rancid butt?
Options:
A. Fatty Acid
B. butyric acid
C. affixed acid
D. ibogaine acid | B |
Question: The carbon cycle can be thought of in terms of two interdependent cycles - cellular respiration and what else?
Options:
A. photosynthesis
B. glycolysis
C. pollination
D. spermatogenesis | A |
Question: What is the term for the green pigment in leaves that captures energy from the sun?
Options:
A. chlorophyll
B. carbonate
C. ammonia
D. verdye | A |
Question: Evolutionary adaptation is evidenced by different shapes of what structures in birds with different food preferences?
Options:
A. Stomach
B. necks
C. beaks
D. claws | C |
Question: Amino acids contain both a carboxylic acid group and what other group?
Options:
A. amine
B. fatty
C. compounds
D. lipid | A |
Question: What is an alloy of both tin and copper?
Options:
A. Cobalt
B. bronze
C. silver
D. Aluminium | B |
Question: What is the option to remove kidney stones other than surgery?
Options:
A. skin treatments
B. pump treatments
C. ultrasound treatments
D. glandular treatments | C |
Question: What does a theory need to be supported by?
Options:
A. many observations
B. facts
C. peer reviewed journals
D. scientists | A |
Question: What happens when antibodies are transferred to a person who has never been exposed to the pathogen?
Options:
A. active disease
B. acquired immunity
C. allergic reaction
D. passive immunity | D |
Question: What is the name for electrons closer to the nucleus that do not participate in bonding?
Options:
A. odd electrons
B. surface electrons
C. radical electrons
D. core electrons | D |
Question: Which acid releases nitrates into soil?
Options:
A. citric
B. sulfuric
C. uric
D. lactic | C |
Question: What instrument made it possible to study pressure quantitatively?
Options:
A. seismograph
B. barometer
C. thermometer
D. anemometer | B |
Question: What asymmetrical organ has four chambers and, in humans, is about the size of a clenched fist?
Options:
A. brain
B. liver
C. kidney
D. heart | D |
Question: Geiger counters can be used to detect what, in general?
Options:
A. seismic load
B. radiation
C. evaporation
D. convection | B |
Question: What term is used to describe the energy of matter in motion?
Options:
A. kinetic energy
B. gravitational energy
C. emotional energy
D. frictional energy | A |
Question: What do you call the illness that occurs when harmful bacteria enter the digestive system in food?
Options:
A. food poisoning
B. nutrition poisoning
C. bacteria poisoning
D. meat poisoning | A |
Question: Herbivores and omnivores have longer alimentary canals compared to what?
Options:
A. centipedes
B. arthropods
C. carnivores
D. mammals | C |
Question: What do tadpoles turn into?
Options:
A. fish
B. insects
C. frogs
D. snakes | C |
Question: The heat capacity of an object depends on its chemical composition and what other property?
Options:
A. mass
B. volume
C. concentrations
D. weight | A |
Question: Human skin color is primarily due to the presence of what pigment in the skin?
Options:
A. melatonin
B. melanin
C. tannin
D. cytoplasm | B |
Question: What is pollution that enters water at just one point called?
Options:
A. point source pollution
B. entry point pollution
C. point supply pollution
D. point supply pollution | A |
Question: The various sensory organs are part of what organ system?
Options:
A. digestive
B. respiratory
C. lymphatic
D. nervous | D |
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