prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
Terminal pods are located at the end of what?
A. fruits
B. spines
C. stems
D. leaves
Answer: | C | sciq |
What forms when the spores from two parents fuse during sexual reproduction?
A. spirogyra
B. xerophyte
C. monospore
D. zygospore
Answer: | D | sciq |
What is the name of the galaxy we live in?
A. Andromeda
B. milky way
C. Bode's Galaxy
D. Centaurus A
Answer: | B | sciq |
What are the most common seedless vascular plants?
A. trees
B. weeds
C. grasses
D. ferns
Answer: | D | sciq |
In a monogamous pairing, a male individual is generally paired with what other type of individual in a sexual relationship?
A. drone
B. male
C. female
D. worker
Answer: | C | sciq |
What is a mass spectrometer used to measure?
A. relative atomic masses
B. subatomic masses
C. optical atomic masses
D. partial atomic masses
Answer: | A | sciq |
What combines sets of genes from two different parents leading to genetically diverse offspring?
A. sexual reproduction
B. subject reproduction
C. sexual destruction
D. cellular reproduction
Answer: | A | sciq |
Global warming will raise ocean levels due to melt water from glaciers and the greater volume of what?
A. rain
B. greenhouse gases
C. rainforests
D. warmer water
Answer: | D | sciq |
What are groups of young stars loosely held together by gravity called?
A. galaxies
B. closed clusters
C. constellations
D. open clusters
Answer: | D | sciq |
What does a pollinator pick up from its body and carry directly to another plant of the same species?
A. pathogen
B. spore
C. seed
D. pollen
Answer: | D | sciq |
What is formed when an oxygen atom picks up a pair of hydrogen ions from a solution?
A. water
B. ammonia
C. liquid
D. turpentine
Answer: | A | sciq |
What does the driving of turbines by the heating of water to steam accomplish?
A. depletion of electricity
B. generation of electricity
C. diffusion of electricity
D. absorption of electricity
Answer: | B | sciq |
What is a device that changes kinetic energy to electrical energy through electromagnetic induction?
A. a battery
B. an electric generator
C. a diesel engine
D. a windmill
Answer: | B | sciq |
How many naturally occurring elements are known on earth?
A. 87
B. 60
C. 85
D. 90
Answer: | D | sciq |
What are the two types of vesicle transport called?
A. epithelium and exocytosis
B. eptocytosis and exocytosis
C. dielectric and exocytosis
D. endocytosis and exocytosis
Answer: | D | sciq |
What do you call a species that has died out in the past?
A. inhabit
B. endangered
C. remnant
D. extinct
Answer: | D | sciq |
Where does the embryo develop in a plant?
A. inside the stem after fertilization
B. inside the female plant after fertilization
C. inside the male plant after fertilization
D. outside the female plant after fertilization
Answer: | B | sciq |
What is the method of setting or correcting a measuring device by matching it to known measurement standards called?
A. precision
B. calibration
C. distortion
D. parallax
Answer: | B | sciq |
What property of warm air causes it to rise above cold air?
A. greater pressure
B. higher temperature
C. lower density
D. greater density
Answer: | C | sciq |
Which branch of biology studies animal behavior?
A. ethology
B. microbiology
C. anthropology
D. embryology
Answer: | A | sciq |
What unit of measure is equal to the amount of work a horse can do in 1 minute?
A. watt
B. horsepower
C. joule
D. torque
Answer: | B | sciq |
What organism is characterized by an incomplete digestive system and a single, tentacled opening?
A. cnidarians
B. prokaryotes
C. sponges
D. annelids
Answer: | A | sciq |
What term is not the same as energy, but means the energy per unit charge?
A. frequency
B. mass
C. speed
D. voltage
Answer: | D | sciq |
What specific part of the african violet is used to propagate other plants?
A. leaves
B. petals
C. roots
D. spores
Answer: | A | sciq |
What are fibers that depend on aerobic respiration called?
A. hydrogen fibers
B. evaporative fibers
C. oxidative fibers
D. fragile fibers
Answer: | C | sciq |
Which form of electromagnetic waves have more energy: low frequency wave or high frequency waves?
A. high frequency waves
B. neither
C. the same
D. low frequency waves
Answer: | A | sciq |
Something that has all of the characteristics of life is considered to be what?
A. alive
B. organism
C. molecule
D. ecosystem
Answer: | A | sciq |
What do the letters in our blood types represent?
A. proteins
B. iron levels
C. alleles
D. genomes
Answer: | C | sciq |
The two stages of photosynthesis are the light reactions and what?
A. digestive cycle
B. respiratory cycle
C. calvin cycle
D. reproductive cycle
Answer: | C | sciq |
What do living things need to survive?
A. nutrients
B. molecules
C. oxygen
D. heat
Answer: | A | sciq |
The denser regions of the electron cloud are called what?
A. orbitals
B. cores
C. lattices
D. isotopes
Answer: | A | sciq |
In studying energy, what term do scientists use to refer to the matter and its environment involved in energy transfers?
A. system
B. world
C. molecule
D. ecosystem
Answer: | A | sciq |
To measure what changes that occur in chemical reactions, chemists usually use a related thermodynamic quantity, calledenthalpy?
A. energy
B. entropy
C. evaporation
D. ion exchange
Answer: | A | sciq |
A system in what state cannot spontaneously change, and therefore can do no work?
A. equality
B. stability
C. balance
D. equilibrium
Answer: | D | sciq |
What is a species that plays an especially important role in it's community called?
A. keystone
B. complement
C. Invasive
D. Leader
Answer: | A | sciq |
What term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population?
A. growth rate
B. population density
C. birth rate
D. emigration
Answer: | A | sciq |
The rings of what planet can be easily seen from earth?
A. jupiter
B. Venus
C. Neptune
D. saturn
Answer: | D | sciq |
What planet is a blue green color?
A. Mars
B. uranus
C. sirius
D. Mercury
Answer: | B | sciq |
The simplest class of organic compounds is the what?
A. hydrocarbons
B. Phenols
C. gas
D. particles
Answer: | A | sciq |
Some meteorites are made of iron and nickel and are thought to be very similar to what part of the earth?
A. crust
B. mantel
C. shelf
D. core
Answer: | D | sciq |
Which pathway carries somatosensory information from the face, head, mouth, and nasal cavity?
A. trigeminal pathway
B. dual pathway
C. posterior pathway
D. cranial pathway
Answer: | A | sciq |
The amount of kinetic energy in a moving object depends directly on its mass and what else?
A. volume
B. velocity
C. density
D. direction
Answer: | B | sciq |
Cycling, shoveling snow and cross-country skiing are examples of what kind of heart-strengthening activity?
A. anaerobic
B. exercise
C. metabolism
D. aerobic
Answer: | D | sciq |
What take the shape of their container, and are relatively easy to compress?
A. molecules
B. semi-fluids
C. fluids
D. gases
Answer: | D | sciq |
What is moving air called?
A. clouds
B. steam
C. wind
D. humidity
Answer: | C | sciq |
What property makes bone marrow cells ideal for gene therapy?
A. irreversible reproduction
B. lifelong reproduction
C. Matching
D. behavior reproduction
Answer: | B | sciq |
What is the name of the two metalloids in the carbon group called?
A. silicon and germanium
B. silver and gold
C. silicon and gold
D. titantium and copper
Answer: | A | sciq |
What is the name of the zone where water is deeper than 200 meters called?
A. transition zone
B. euphotic zone
C. aphotic zone
D. eccentric zone
Answer: | C | sciq |
Diagnosing and treating cancer is a beneficial use of what potentially dangerous energy?
A. radiation
B. solar
C. thermal
D. mechanical
Answer: | A | sciq |
Many adults and some children suffer from a deficiency of lactase. these individuals are said to be lactose intolerant because they cannot digest the lactose found in what?
A. fruit
B. meat
C. milk
D. peanuts
Answer: | C | sciq |
Three-prong plugs, circuit breakers, and gfci outlets are safety features that recognize the danger of what?
A. heat
B. electricity
C. gravity
D. magnetism
Answer: | B | sciq |
Catabolic reactions break down large organic molecules into smaller molecules, releasing the energy contained in what?
A. crystals bonds
B. liquid bonds
C. molecular bonds
D. chemical bonds
Answer: | D | sciq |
In qualitative analysis, reagents are added to an unknown chemical mixture in order to induce what?
A. motion
B. erosion
C. sunlight
D. precipitation
Answer: | D | sciq |
While climate change in earth history was due to natural processes, what is primarily to blame for recent global warming?
A. volcanos
B. human actions
C. factories
D. wars
Answer: | B | sciq |
What is the simplest life cycle?
A. diploid life cycle
B. binary life cycle
C. haploid life cycle
D. metamorphic cycle
Answer: | C | sciq |
What keeps the moon orbiting earth?
A. gravity
B. Coriolis effect
C. axial tilt
D. the Sun
Answer: | A | sciq |
What are formed by the attraction between oppositely charged ions?
A. ionic bonds
B. magnetic bonds
C. soluble bonds
D. inept bonds
Answer: | A | sciq |
What produces hormones that directly regulate body processes?
A. lymph glands
B. pancreas
C. hippocampus
D. hypothalamus
Answer: | D | sciq |
Comparing anatomy, and characterizing the similarities and differences, provides evidence of what process?
A. devolution
B. emergence
C. evolution
D. regression
Answer: | C | sciq |
What is the second most abundant element in the earth's crust?
A. helium
B. nitrogen
C. carbon
D. silicon
Answer: | D | sciq |
Which kind of genetics approach involves mutating or deleting genes provides researchers with clues about gene function?
A. possible genetics
B. inverse genetics
C. reverse genetics
D. impossible genetics
Answer: | C | sciq |
More than half of all known organisms are what?
A. insects
B. mammals
C. enzymes
D. spiders
Answer: | A | sciq |
For what purpose does liver use the excess carbohydrate?
A. to synthesize glycogen
B. process sugar
C. convert starches
D. dilute carbohydrates
Answer: | A | sciq |
Saturn is made mostly of helium and what else?
A. carbon
B. hydrogen
C. hydrogen
D. nitrogen
Answer: | B | sciq |
What are alkenes organic compounds that contain one or more double or triple bonds between carbon atoms described as?
A. insulated
B. unsaturated
C. saturated
D. strong
Answer: | B | sciq |
Electrons in covalent compounds are shared between the two atoms, unlike the case in what type of bonds?
A. ionic bonds
B. horizontal bonds
C. weak bonds
D. soluble bonds
Answer: | A | sciq |
What is the resistance of a liquid to flow called?
A. permeability
B. viscosity
C. turbulence
D. elasticity
Answer: | B | sciq |
The mass of atoms is based on the number of protons and neutrons in what?
A. components
B. molecules
C. nucleus
D. electrons
Answer: | C | sciq |
Where do polychaete worms live?
A. attached to marine life
B. in tide pools
C. the ocean floor
D. in coral reefs
Answer: | C | sciq |
What is the study of how and why plants and animals live where they do?
A. lithography
B. heredity
C. geomorphology
D. biogeography
Answer: | D | sciq |
Muscles that position the pectoral girdle are located either on the anterior thorax or on this?
A. posterior thorax
B. analogous thorax
C. inferred thorax
D. posterior thorax
Answer: | A | sciq |
What are the two major types of seed plants called?
A. flowers and fruits
B. deciduous and evergreen
C. perennials and annuals
D. gymnosperms and angiosperms
Answer: | D | sciq |
What do we call the energy-rich product of photosynthesis?
A. insulin
B. glucose
C. sugar
D. chloride
Answer: | B | sciq |
How is oxygen transferred into the bloodstream?
A. brain diffusion
B. hard diffusion
C. simple diffusion
D. mean diffusion
Answer: | C | sciq |
Ringworm and athlete's foot are human diseases caused by what simple organisms?
A. fungi
B. bacteria
C. viruses
D. insects
Answer: | A | sciq |
What is the measure of the change in the velocity of a moving object called?
A. pressurization
B. transmission
C. compression
D. acceleration
Answer: | D | sciq |
What is the usual treatment for acute bronchitis?
A. physical therapy
B. surgery
C. antibiotics
D. pesticides
Answer: | C | sciq |
What are generally divided into prosimian and non-prosimian?
A. rodents
B. primates
C. carnivores
D. insects
Answer: | B | sciq |
The creation and destruction of oceanic crust is the reason what moves?
A. planets
B. animals
C. oceans
D. continents
Answer: | D | sciq |
What is the concept by which two species within the same area to coexist by adapting by developing different specializations?
A. character displacement
B. feature displacement
C. character concept
D. character development
Answer: | A | sciq |
A turbine that spins a generator will produce?
A. electricity
B. light
C. magnetic fields
D. solar energy
Answer: | A | sciq |
Meiosis in the sporophyte produces haploid cells called what?
A. seeds
B. ions
C. spores
D. fibers
Answer: | C | sciq |
In this type of reaction, an element replaces another element in a compound, and the element is in any state of matter but is not an ion?
A. polar reaction
B. replication reaction
C. double-replacement reaction
D. single-replacement reaction
Answer: | D | sciq |
What are the two distinct types of cells found in the animal kingdom?
A. bacteria and eukaryotes
B. prokaryotes and eukaryotes
C. chromosomes and eukaryotes
D. DNA and Eukaryotes
Answer: | B | sciq |
What category of elements are chacterized by their ability to reflect light, called luster, their high electrical and thermal conductivity, their high heat capacity, and their malleability and ductility?
A. metals
B. noble gases
C. halogens
D. nonmetals
Answer: | A | sciq |
Angiosperms are also known as what?
A. dry plants
B. flowering plants
C. dead plants
D. uncommon plants
Answer: | B | sciq |
An estimated 100 trillion of these live in the gut of an average person?
A. algae
B. viruses
C. bacteria
D. pathogens
Answer: | C | sciq |
The ability to regulate what, which is possessed by mammals, was an advantage as earth’s climate went through sudden and dramatic changes?
A. hair growth
B. reflex behaviors
C. body temperature
D. mutations
Answer: | C | sciq |
What is the term for very large arrays of tandemly repeating, non-coding dna?
A. models dna
B. satellite dna
C. recombinant dna
D. addition dna
Answer: | B | sciq |
What kind of map can show the features of the bottom of a body of water?
A. topographic
B. country
C. basic
D. bathymetric
Answer: | D | sciq |
What evolved, adapted response to resource availability is the long-range seasonal movement of animals?
A. changing
B. migration
C. regulating
D. Stagnation
Answer: | B | sciq |
When animals get rid of their gaseous waste, what is exhaled through their mouth and nose?
A. hydrogen
B. oxygen
C. carbon monoxide
D. carbon dioxide
Answer: | D | sciq |
What is another name for composite volcanos?
A. stratovolcanoes
B. fjords
C. seismic giants
D. fault lines
Answer: | A | sciq |
Fossil records support the idea that periods of little change may be interrupted by bursts of rapid change, an evolutionary model contrasted by what?
A. gradualism
B. elitism
C. darwinian
D. minimalism
Answer: | A | sciq |
What type of winds occur when air is forced over a mountain range?
A. doldrums
B. trade winds
C. chinook winds
D. local winds
Answer: | C | sciq |
What do clouds trap into the atmosphere at night?
A. smog
B. light
C. heat
D. seawater
Answer: | C | sciq |
A nerve cell that carries messages is called a?
A. neuron
B. platelet
C. mitochondria
D. stem cell
Answer: | A | sciq |
What group of animals are the largest arthropods?
A. spiders
B. insects
C. birds
D. fish
Answer: | B | sciq |
What term describes a collection of similar cells that had a common embryonic origin?
A. tissue
B. organ-level organization
C. plasma
D. nucleus
Answer: | A | sciq |
Most biochemical molecules are macromolecules, meaning that they are what?
A. very large
B. very dense
C. very abundant
D. very small
Answer: | A | sciq |
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