prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
What is defined as the change of water from its liquid phase to its gaseous phase?
A. condensation
B. transpiration
C. evaporation
D. absorption
Answer: | C | sciq |
Radiation, chemicals, and infectious agents are types of what?
A. dioxins
B. mutations
C. mutagens
D. endogenous
Answer: | C | sciq |
What type of matter transmits light without scattering it?
A. bioluminescent
B. transparent
C. clean
D. translucent
Answer: | B | sciq |
Steam actually consists of tiny droplets of liquid what?
A. water
B. methane
C. lead
D. mercury
Answer: | A | sciq |
What mammalian class has the greatest ability to learn?
A. reptiles
B. humans
C. rats
D. apes
Answer: | B | sciq |
What is the part of the cardiovascular system that carries oxygen-rich blood away from the heart, to the body, and returns oxygen-poor blood back to the heart?
A. peripheral nervous system
B. molecular circulation
C. somatic system
D. systemic circulation
Answer: | D | sciq |
What causes polarization in a neutral object?
A. signaling of charges
B. meaning of charges
C. separation of charges
D. combining of charges
Answer: | C | sciq |
Cells in blood include red blood cells, white blood cells, and what?
A. platelets
B. droplets
C. protons
D. plasmids
Answer: | A | sciq |
What substance is created when a copper turns from reddish brown to greenish brown?
A. iron oxide
B. copper alloy
C. rust
D. copper oxide
Answer: | D | sciq |
The egg shell membrane encloses the nucleus containing the genetic material and what?
A. cytoplasm
B. exoskeleton
C. enamel
D. cerebellum
Answer: | A | sciq |
According to dalton's law, unless they chemically react with each other, individual gases in a mixture of gases do not affect each other’s what?
A. density
B. weight
C. pressure
D. mass
Answer: | C | sciq |
How many mass distinctions have radically altered the history of life?
A. one
B. four
C. six
D. five
Answer: | D | sciq |
The vector sum of all the torques acting on an object is called what?
A. homeostasis
B. torque load
C. net torque
D. peak capacity
Answer: | C | sciq |
What determines how strongly an atom attracts electrons to itself?
A. enthalpy
B. ionization
C. gravity
D. electronegativity
Answer: | D | sciq |
Looking directly at what celestial object can cause blindness?
A. earth
B. Moon
C. sun
D. Haley's Comet
Answer: | C | sciq |
The amount of kinetic energy in a moving object depends directly on what two factors?
A. inertia and momentum
B. revolution and velocity
C. gravity and weight
D. mass and velocity
Answer: | D | sciq |
What is the movement of fluid out of the capillaries called?
A. diffusion
B. osmosis
C. absorption
D. filtration
Answer: | D | sciq |
The prevalence of cervical cancer in the united states is very low because of regular screening exams called what?
A. prostates exams
B. pap smears
C. Stavros smears
D. mammograms
Answer: | B | sciq |
There is a predictable amount of solute that can be dissolved at what?
A. room temperature
B. light speed
C. flat rate
D. specific temperature
Answer: | D | sciq |
Carrier proteins bind and carry the molecules across what cell structure?
A. nucleus
B. plastid
C. cell membrane
D. cell wall
Answer: | C | sciq |
As per hutton's unconformity, what happened to the intermediate layers of rock?
A. they metamorphized
B. they fused
C. they expanded
D. they eroded away
Answer: | D | sciq |
What kind of summers do humid continental climates have?
A. dry summers
B. cold summers
C. warm summers
D. wet summers
Answer: | B | sciq |
Compared to others, what type of liquid has a relatively high surface tension and heat capacity?
A. oil
B. water
C. wine
D. blood
Answer: | B | sciq |
Cilia and flagella are extensions of what?
A. protoplasm
B. cell wall
C. cell nucleus
D. plasma membrane
Answer: | D | sciq |
Mercury and lead, which was once widely used in paint and gasoline, are examples of what type of metals?
A. sulfuric heavy metals
B. gaseous heavy metals
C. toxic heavy metals
D. alloys
Answer: | C | sciq |
During karyogamy, the haploid nuclei contributed by the two parents fuse, which produces what?
A. cancer cells
B. mutated cells
C. diploid cells
D. arisen cells
Answer: | C | sciq |
What is polyisoprene better known as?
A. styrofoam
B. rayon
C. silicon
D. rubber
Answer: | D | sciq |
Every chemical reaction occurs with a concurrent change in what?
A. energy
B. hydrogen
C. mass
D. neutrons
Answer: | A | sciq |
What receives blood in the heart?
A. ventricle
B. the epidermis
C. chamber
D. the atria
Answer: | D | sciq |
Fatty acids, triglycerides, phospholipids, and steroids are examples of what?
A. proteins
B. lipids
C. enzymes
D. tissues
Answer: | B | sciq |
Where in the cell does photosynthesis occur?
A. genome
B. chloroplast
C. pathogen
D. cell wall
Answer: | B | sciq |
Sympathetic stimulation also triggers the release of epinephrine and norepinephrine, which enhance both cardiac output and what else?
A. vasodilation
B. vasoconstriction
C. inhibition
D. digestion
Answer: | B | sciq |
Not surprisingly, centipedes, millipedes and other members of the subphylum myriapoda are adapted to living on what?
A. tree
B. land
C. sand
D. water
Answer: | B | sciq |
What are found in moist forests that break down decaying plant material?
A. spirogyra
B. organism
C. trichina
D. myriapoda
Answer: | D | sciq |
By breaking down wastes and remains of dead organisms, decomposers perform what function in an ecosystem?
A. reproduction
B. symbiosis
C. collecting
D. recycling
Answer: | D | sciq |
What are sugars broken down into in your digestive system?
A. glucose
B. insulin
C. nicotine
D. starch
Answer: | A | sciq |
Approximately how many weeks does the fetal period last?
A. 10 weeks
B. 27 weeks
C. 25 weeks
D. 30 weeks
Answer: | D | sciq |
Because dizygotic twins develop from two eggs fertilized by two sperm, they are no more identical than siblings born at what?
A. other times of day
B. different places
C. different times
D. other eras
Answer: | C | sciq |
What is the plasma membrane mainly composed of?
A. filaments
B. antibodies
C. carbon
D. phospholipids
Answer: | D | sciq |
Astronomers have wondered if the universe is expanding fast enough to escape the pull of what?
A. Coreolis effect
B. light
C. kinetic energy
D. gravity
Answer: | D | sciq |
When someone falls, the kinetic energy the person has upon reaching the floor is the amount of what energy lost by falling through height?
A. gravitational energy
B. thermal energy
C. nuclear energy
D. potential energy
Answer: | D | sciq |
What are protons and neutrons that make up the nucleus of an atom called?
A. electron shells
B. nucleons
C. baryons
D. pions
Answer: | B | sciq |
The sun, stars, moon, planets and comets are all type of what objects?
A. spacial
B. universal
C. celestrial
D. extraterrestrial
Answer: | C | sciq |
What is the total number of codons?
A. 45
B. 68
C. 64
D. 51
Answer: | C | sciq |
Solution nodes and antinodes are both areas of wave interference, but they differ in the presence of what condition?
A. speed
B. motion
C. gravity
D. radiation
Answer: | B | sciq |
While similar to insects, what eight-legged invertebrates lack antennae or wings?
A. arachnids
B. spiders
C. reptiles
D. crustaceans
Answer: | A | sciq |
How many chromosomes do mature gametes contain?
A. 19
B. 23
C. 13
D. 17
Answer: | B | sciq |
What is the term for land that has permanently frozen soil?
A. ice desert
B. permafrost
C. Arctic
D. snow-field
Answer: | B | sciq |
When sparks from a steel grinder react with oxygen, what do they form?
A. rust
B. spontaneous combustion
C. iron oxide
D. steel oxide
Answer: | C | sciq |
What should you learn that allows you to recognize and avoid the dangers of specific hazards when experimenting, such as flames or broken glass?
A. medical safety symbols
B. available safety symbols
C. lab safety symbols
D. first aid safety symbols
Answer: | C | sciq |
Motor vehicles account for almost half of the consumption of what?
A. fossil fuel
B. greenhouse gases
C. hydrocarbon
D. electricity
Answer: | A | sciq |
Bacterial stis can be cured with what?
A. pesticides
B. antioxidants
C. antibiotics
D. antiviral drugs
Answer: | C | sciq |
Fats are also called triacylglycerols or triglycerides because of their what?
A. elemental type
B. chemical weight
C. chemical structure
D. atomic number
Answer: | C | sciq |
What mammalian structure allows the exchange of gases, nutrients, and other substances between the fetus and mother?
A. placenta
B. notochord
C. mitochondria
D. uterus
Answer: | A | sciq |
Fossil fuel consumption is a major contributor to global emissions of what gas?
A. carbon monoxide
B. methane
C. oxygen
D. carbon dioxide
Answer: | D | sciq |
What is the main function of blood?
A. to transport
B. digestion
C. respiration
D. excretion of waste
Answer: | A | sciq |
Biotechnology is the use of biological agents for technological advancement. what two areas are the primary applications of this technology used?
A. medicine and agriculture
B. medicine and psychology
C. medicine and architecture
D. medicine and philosophy
Answer: | A | sciq |
Unlike free-living species of flatworms that are predators or scavengers, what forms feed from the tissues of their hosts?
A. herbiverous
B. aquatic
C. parasitic
D. mutualistic
Answer: | C | sciq |
When heat flows into an object, its thermal energy increases and so does its what?
A. color
B. matter
C. temperature
D. speed
Answer: | C | sciq |
What are telescopes that use lenses to bend light called?
A. reflecting telescopes
B. layering telescopes
C. sliding telescopes
D. refracting telescopes
Answer: | D | sciq |
The science of analyzing tree rings is called what?
A. dendrochronology
B. algorithms
C. estradiol
D. conservation
Answer: | A | sciq |
Which type of arthritis causes the immune system to attack joints?
A. Spondylarthropathies
B. rheumatoid
C. Osteoarthritis
D. Gout
Answer: | B | sciq |
A species is a subdivision of a genus in what classification system?
A. crocodilian system
B. mammalian
C. calcareous system
D. linnaean system
Answer: | D | sciq |
What is the force that pulls particles at the exposed surface of a liquid toward other liquid particles called?
A. surface tension
B. transfer tension
C. shinking tension
D. conservative tension
Answer: | A | sciq |
What state is achieved when the body's internal environment is kept more-or-less constant?
A. homeostasis
B. hypothesis
C. consciousness
D. cancerous
Answer: | A | sciq |
Kinetic and potential are two forms of what?
A. fuel
B. energy
C. exercise
D. pressure
Answer: | B | sciq |
Humans are unique in their ability to alter their environment with the conscious purpose of increasing what, which acts as a limiting factor on populations in general?
A. containing capacity
B. niche
C. density dependent limitation
D. carrying capacity
Answer: | D | sciq |
A desmosome is a cell structure that anchors the ends of what fibers together?
A. controllable muscle
B. skeletal muscle
C. smooth muscle
D. cardiac muscle
Answer: | D | sciq |
How much space a surface covers is known as what?
A. area
B. Flatness
C. Lenght
D. Height
Answer: | A | sciq |
What do aquatic arthropods use to exchange gases?
A. pores
B. gills
C. lungs
D. diaphragm
Answer: | B | sciq |
What kind of rays can travel thousands of meters through air and can penetrate and damage cells deep inside the body?
A. plasma rays
B. cosmic rays
C. x-rays
D. gamma rays
Answer: | D | sciq |
Of the three types of skeleton designs - hydrostatic skeletons, exoskeletons, and endoskeletons - which do humans possess?
A. none of the above
B. exoskeleton
C. hydrostatic skeleton
D. endoskeleton
Answer: | D | sciq |
What regulates homeostasis and basic survival behaviors?
A. cell membrane
B. mitosis
C. hippocampus
D. hypothalamus
Answer: | D | sciq |
What device changes kinetic energy to electrical energy through electromagnetic induction?
A. electric generator
B. due generator
C. real generator
D. Emission generator
Answer: | A | sciq |
What are two nonliving things that all living things need for survival?
A. water and air
B. methane
C. calcium
D. sunlight
Answer: | A | sciq |
The fight or flight response involves what system?
A. cellular nervous system
B. autonomic nervous system
C. functional nervous system
D. voluntary nervous system
Answer: | B | sciq |
How many types of galaxies are there?
A. five
B. two
C. three
D. one
Answer: | C | sciq |
Skin color is controlled by genes but also influenced by exposure to what?
A. sunlight
B. precipitation
C. food
D. makeup
Answer: | A | sciq |
Higher temperatures increase the rate of reaction in a lot of chemical reactions because they increase the frequency of what interaction between reactant particles?
A. waves
B. explosions
C. collisions
D. electric
Answer: | C | sciq |
Knees and elbows are examples of what part of the skeletal system?
A. nerves
B. muscles
C. joints
D. cartilage
Answer: | C | sciq |
Einstein’s equation helps scientists understand what happens in nuclear reactions and why they produce so much what?
A. hydrogen
B. light
C. energy
D. food
Answer: | C | sciq |
Ovulation is the release of an egg from the what?
A. vagina
B. ovary
C. fallopian tubes
D. cervix
Answer: | B | sciq |
The process in which the nucleus divides is called what?
A. mitosis
B. meiosis
C. epistasis
D. cytokinesis
Answer: | A | sciq |
What is used to recrystallize excess dissolved solute in a supersaturated solution?
A. fertilizer crystal
B. starter crystal
C. energy crystal
D. seed crystal
Answer: | D | sciq |
Our bodies use what, primarily in the form of glucose, for our immediate energy needs - although they are not as energy dense or capable of long-term storage as lipids?
A. carbohydrates
B. enzymes
C. proteins
D. electrolytes
Answer: | A | sciq |
What part of the body do ants use to detect chemicals?
A. fins
B. thorax
C. antennae
D. eyes
Answer: | C | sciq |
Water has the properties of cohesion and what else?
A. adhesion
B. degradation
C. absorption
D. diffusion
Answer: | A | sciq |
Fitness and natural selection are parts of what theory that might describe how organisms change over time?
A. evolution
B. dessication
C. gravity
D. implementation
Answer: | A | sciq |
What three forces are involved in erosion?
A. heat, pressure, gravity
B. water, wind, gravity
C. radiation, gravity, precipitation
D. water, temperature, altitude
Answer: | B | sciq |
Thermodynamics do not give us any insight into what attribute of spontaneous processes?
A. acceleration
B. increase
C. decrease
D. rate
Answer: | D | sciq |
What is the main source of hydrocarbons?
A. greenhouse gases
B. photosynthesis
C. decomposers
D. fossil fuels
Answer: | D | sciq |
What is the process of the blastula forming 3 layers of cells called?
A. Mitosis
B. gastrulation
C. fermentation
D. internalization
Answer: | B | sciq |
How does air pressure change as altitude increases?
A. goes up and down
B. It increases
C. stays the same
D. it decreases
Answer: | D | sciq |
In harmonic motion there is always what force, which acts in the opposite direction of the velocity?
A. magnetic force
B. restorative force
C. locomotion force
D. inorganic force
Answer: | B | sciq |
Many of the protist species classified into the supergroup excavata are asymmetrical, single-celled organisms with a feeding groove “excavated” from one side. this supergroup includes heterotrophic predators, photosynthetic species, and these?
A. reptiles
B. parasites
C. insects
D. mammals
Answer: | B | sciq |
What is the thick fluid in the space between bones that cushions the joint?
A. synovial fluid
B. amniotic fluid
C. interstitial fluid
D. collagen
Answer: | A | sciq |
What is the name of the portion of a nucleotide lacking phosphate groups?
A. a nucleobase
B. nucleolus
C. nuclear shell
D. a nucleoside
Answer: | D | sciq |
The band disappears before metaphase but predicts the future plane of what?
A. cell solution
B. cell wall
C. cell matter
D. cell division
Answer: | D | sciq |
What is a common age-related bone disease in which bone density and strength is decreased?
A. fibrosis
B. lupus
C. osteoporosis
D. arthritis
Answer: | C | sciq |
Bacteria reproduce through what process?
A. binary fission
B. binary fusion
C. tertiary fission
D. residual fission
Answer: | A | sciq |
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