question stringlengths 68 502 | answer stringclasses 4
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|---|---|
Question: What are the two types of vascular plants?
Options:
A. ants and seed
B. Water and spore
C. dahlias and seed
D. seedless and seed | D |
Question: What type of flexion is the bending of the neck or body toward the right or left side?
Options:
A. ventral
B. cylindrical
C. lateral
D. orbital | C |
Question: Common wisdom has it that the temporal bone (temporal = “time”) is so named because this area of the head (the temple) is where hair typically first turns gray, indicating the passage of what?
Options:
A. wealth
B. time
C. ships
D. birth | B |
Question: Catenulids typically reproduce asexually by budding where?
Options:
A. their posterior end
B. their neuronal end
C. their anterior end
D. their analogous end | A |
Question: What gland secretes a fluid that mixes with sperm to help form semen?
Options:
A. thy·mus
B. prostate gland
C. testicle
D. thyroid | B |
Question: During an earthquake what causes seismic waves?
Options:
A. low tide
B. Currents
C. high winds
D. rock displacement | D |
Question: What term describes waves that travel through matter?
Options:
A. heat waves
B. mechanical waves
C. replaced waves
D. water waves | B |
Question: What type of radioactive decay is generally only dangerous when emitted inside the body?
Options:
A. ionic decay
B. variant decay
C. nucleus decay
D. alpha decay | D |
Question: Energy that is stored in a person or object is called?
Options:
A. potential energy
B. vertical energy
C. kinetic energy
D. mechanical energy | A |
Question: What is a sac filled with fluid or other material?
Options:
A. a cyst
B. a receptacle
C. Golgi apparatus
D. a lesion | A |
Question: What is released during an enthalpy reaction?
Options:
A. heat
B. gold
C. precipitation
D. sound | A |
Question: Solutions of ionic compounds and melted ionic compounds conduct what?
Options:
A. sound waves
B. radiation
C. light
D. electricity | D |
Question: Quantum mechanics involves the study of material at what level?
Options:
A. chemical
B. atomic
C. physical
D. cellular | B |
Question: What is the name of muscular blood vessels that carry blood away from the heart?
Options:
A. Aorta
B. tubes
C. arteries
D. Veins | C |
Question: He mass spectrometer measures the percent abundance of different what?
Options:
A. organisms
B. isotopes
C. reactions
D. Proteins | B |
Question: For what kind of animal is communication essential?
Options:
A. social animals
B. anti-social animals
C. migrating animals
D. new born animals | A |
Question: The wavelength of a wave is the distance between corresponding points on what?
Options:
A. spectrum
B. basic waves
C. distant waves
D. adjacent waves | D |
Question: Sandblasting a surface exemplifies what form of erosion?
Options:
A. water
B. glacial
C. abrasion
D. wind | C |
Question: How do fungus-like protists such as slime molds reproduce?
Options:
A. sexually
B. photosynthesis
C. with spores
D. asexually | C |
Question: Exchange occurs directly with the external environment in what type of organisms?
Options:
A. multicellular organisms
B. unicellular organisms
C. hematopoietic organisms
D. cell clusters | B |
Question: Which part of a neuron contains the nucleus and most of the major organelles?
Options:
A. simple body
B. organ body
C. retinal body
D. cell body | D |
Question: The oceans affect earth’s atmosphere and influence its what?
Options:
A. volcanoes
B. climate
C. mountains
D. earthquakes | B |
Question: What are surrounded by a cell wall consisting of peptidoglycan?
Options:
A. amoeba
B. viruses
C. protozoa
D. bacteria | D |
Question: Snake venom may join the class of drugs collectively known as thrombolytic agents, which can help speed up the degradation of an abnormal what?
Options:
A. clot
B. bone
C. bleed
D. brain | A |
Question: Thousands of receptor cells that detect the sex attractant equip each filament of what structure?
Options:
A. molecule
B. optic nerve
C. flagella
D. antenna | D |
Question: All solutions contain at least how many substances?
Options:
A. four
B. one
C. two
D. three | C |
Question: Life probably began where?
Options:
A. caves
B. oceans
C. rocks
D. the Sun | B |
Question: An enzyme is an organic catalyst produced by what?
Options:
A. living cell
B. amino acid
C. the liver
D. DNA | A |
Question: Gasoline is derived from which other liquid?
Options:
A. oil
B. liquid propane
C. carbon
D. water | A |
Question: What is the disease in which cells grow out of control and form abnormal masses?
Options:
A. bronchitis
B. diabetes
C. HIV
D. cancer | D |
Question: What travels at a rate of 300,000 kilometers per second, or nearly instantaneously?
Options:
A. gravity
B. light
C. air
D. sound | B |
Question: When atomic orbitals hybridize, the valence electrons occupy these?
Options:
A. expanded pathways
B. newly developed orbits
C. newly created orbitals
D. newly created elements | C |
Question: Roundworms feed on various things, one of them being decaying organic matter. doing this, they play an important role in what famous cycle?
Options:
A. life cycle
B. water cycle
C. carbon cycle
D. soul cycle | C |
Question: In preparation for phagocytosis, a portion of the inward-facing surface of the plasma membrane becomes coated with a protein called clathrin, which stabilizes this section of what?
Options:
A. membrane
B. particles
C. mitochondria
D. nuclei | A |
Question: What is the main form of energy storage in plants?
Options:
A. dioxide
B. liquid
C. nitrogen
D. starch | D |
Question: Something supplied by nature that helps support life, including ecosystems as well as minerals and fossil fuels, is called a what?
Options:
A. natural resource
B. fluid resource
C. artificial resource
D. visible resource | A |
Question: Initial substances are called reactants, and the final substances are called what?
Options:
A. reactors
B. imports
C. products
D. exports | C |
Question: What were the electrons initially called?
Options:
A. gamma rays
B. polymer rays
C. plasma rays
D. cathode rays | D |
Question: What is the type of energy that involves movement?
Options:
A. thermal energy
B. mechanical energy
C. light energy
D. molecular energy | B |
Question: What do sharks use to secrete salt to assist in osmoregulation?
Options:
A. bladder gland
B. ceramic gland
C. blood gland
D. rectal gland | D |
Question: Why do viruses not belong to any domain of life?
Options:
A. they are immortal
B. they are nonliving
C. they are too mature
D. they are mortal | B |
Question: What is a change in the sequence of bases in dna or rna called?
Options:
A. infection
B. evolution
C. radiation
D. mutation | D |
Question: Metallic solids are composed entirely of which atoms?
Options:
A. metallic
B. metals
C. organic
D. toxic | A |
Question: What compound gives tarnished copper it's green color?
Options:
A. brass
B. bronze
C. zinc
D. copper carbonate | D |
Question: As the population grows, competition for food does what?
Options:
A. decreases
B. stagnates
C. stays the same
D. grows | D |
Question: What is the property by which water molecules stick together?
Options:
A. cohesion
B. tension
C. vitality
D. plasticity | A |
Question: What is the main sex hormone in males called?
Options:
A. caffeine
B. methane
C. estrogen
D. testosterone | D |
Question: What is the name of the tube that joins the mouth to the digestive and respiratory tracts?
Options:
A. larynx
B. fallopian tube
C. esophagus
D. pharynx | D |
Question: Unlike bryophyte and fern spores (which are haploid cells dependent on moisture for rapid development of gametophytes), seeds contain a diploid embryo that will germinate into what?
Options:
A. gametophyte
B. sperm
C. sporophyte
D. ovary | C |
Question: Limestone is insoluble in water, so what can dissolve it?
Options:
A. dioxide
B. acid
C. calcium
D. oxygen | B |
Question: Monatomic ions have an oxidation number equal to their what?
Options:
A. cost
B. length
C. size
D. charge | D |
Question: Some flatworms are free-living carnivores that live mainly in which type of habitats?
Options:
A. freshwater
B. Deciduous forest
C. Desert
D. aquatic | D |
Question: Characterized by a short lifespan, what begin with production in the bone marrow under the influence of csfs and interleukins?
Options:
A. erythrocytes
B. leukocytes
C. solutes
D. pathogens | B |
Question: What force is perpendicular to velocity and causes uniform circular motion?
Options:
A. tangential force
B. centripetal torque
C. centripetal force
D. circular friction | C |
Question: What are physical properties that do not depend on the substance present called?
Options:
A. extensive properties
B. multilateral properties
C. intensive properties
D. internal properties | C |
Question: What does the secretion of the hormone cholecystokinin stimulate the release of?
Options:
A. pancreatic juices, bile
B. urea
C. insulin and pepsin
D. sweat, saliva | A |
Question: What term is used to describe the electrostatic process used by most copy machines?
Options:
A. microphotography
B. electrography
C. xerography
D. titanomachy | C |
Question: Symptoms of viral diseases result from what kind of response to a virus?
Options:
A. mutation
B. pathogenic
C. immune
D. infection | C |
Question: The most common carbon atoms have six protons and six neutrons in their what?
Options:
A. membrane
B. neuron
C. nuclei
D. ribosomes | C |
Question: What type of organisms have internal clocks that regulate cyclic processes?
Options:
A. fungi
B. endogenous
C. protozoa
D. eukaryotic | D |
Question: How often does condensation occur in your cells?
Options:
A. never
B. weekly
C. constantly
D. daily | C |
Question: Overharvesting is a serious threat particularly to which species?
Options:
A. aerial species
B. amphibious species
C. aquatic species
D. terrestrial species | C |
Question: What are the cells that break down inorganic molecules to supply energy for the cell, and use carbon dioxide as a carbon source?
Options:
A. fluctuations
B. Sediments
C. staurikosaurus
D. chemoautotrophs | D |
Question: Each type of electromagnetic radiation has a characteristic range of wavelengths. the longer the wavelength (or the more stretched out it appears), the less energy is carried. short, tight waves carry what?
Options:
A. most energy
B. heat
C. sound
D. kinetic energy | A |
Question: What are clouds on earth made of?
Options:
A. rain
B. water vapor
C. carbon dioxide gas
D. ozone | B |
Question: What do extensive properties depend on the amount of?
Options:
A. sample temperature
B. experimental controls
C. matter in a sample
D. independent variables | C |
Question: What is the term for the rate at which velocity changes?
Options:
A. compression
B. stability
C. acceleration
D. transmission | C |
Question: What determines which codon in the mrna the trna will bind to?
Options:
A. gene
B. anticodon
C. amnion
D. exon | B |
Question: What is the term for the complete set of genes and alleles within a population?
Options:
A. the chromosomal pool
B. the biodiversity pool
C. the gene pool
D. the ancestral pool | C |
Question: What unit of pressure is named for the scientist whose discoveries about pressure in fluids led to a law of the same name?
Options:
A. ohm
B. newton
C. joule
D. pascal | D |
Question: Oxygen and what are required for rust to form?
Options:
A. water
B. carbon
C. air
D. pressure | A |
Question: What is the process called in which a magnet loses its magnetic properties?
Options:
A. demagnetization
B. polarization
C. vectorization
D. diffusion | A |
Question: The earliest animals were which kind of invertebrates?
Options:
A. dinosaurs
B. mammals
C. insects
D. aquatic | D |
Question: A lake is an example of what type of biome?
Options:
A. organic biome
B. wet biome
C. freshwater biome
D. natural biome | C |
Question: What kinds of waves are composed of various oscillating electric and magnetic fields?
Options:
A. electromagnetic
B. elastic
C. seismic
D. tidal | A |
Question: When is the sun directly over the equator?
Options:
A. Midsummer
B. equinox
C. Fall
D. Winter | B |
Question: What does the base of a nucleotide within dna consist of?
Options:
A. nitrogen
B. protein
C. ribosomes
D. hydrogen | A |
Question: Which bones are flat and triangular and located at the back of the pectoral girdle?
Options:
A. scapulae
B. cochlea
C. vertebrae
D. laminae | A |
Question: What always has the same elements in the same ratio?
Options:
A. compound
B. mitochondria
C. cell
D. component | A |
Question: Prior to ovulation, ovarian steroid hormones stimulate the uterus to prepare for support of what?
Options:
A. fertilization
B. childbirth
C. embryo
D. fetus | C |
Question: All polar compounds contain what type of bonds?
Options:
A. polar
B. strong
C. weak
D. balanced | A |
Question: What often occurs on steep slopes in dry climates?
Options:
A. volcanoes
B. tsunamis
C. earthquakes
D. landslides | D |
Question: What kind of organisms have many different types of specialized cells with particular jobs?
Options:
A. intricate
B. multicellular
C. crude
D. monocellular | B |
Question: Part of the scientific process, these are statistical probabilities rather than certainties?
Options:
A. predictions
B. assumptions
C. results
D. Hypothesis | A |
Question: Ecology is a major branch of what higher-level "classification" of science?
Options:
A. physics
B. chemistry
C. geology
D. biology | D |
Question: What is necessary for organisms to survive in the deepest parts of the ocean?
Options:
A. competition
B. mutation
C. adaptations
D. reflexes | C |
Question: What is the process of larva becoming an adult called?
Options:
A. parthenogenesis
B. evolution
C. synthesis
D. metamorphosis | D |
Question: Capillaries rejoin to form venules, which convey blood to what?
Options:
A. glands
B. extremities
C. arteries
D. veins | D |
Question: Although it is not vital to humans, calcitonin is important for calcium homeostasis in adults of some species in what group characterized by backbones?
Options:
A. invertebrates
B. vertebrates
C. mammals
D. reptiles | B |
Question: What force holds planets in their orbits?
Options:
A. centrifuge
B. gravity
C. magnetism
D. Big Bang | B |
Question: The nature of what gives metals the properties of being ductile and malleable?
Options:
A. magneticism
B. metallic bonds
C. liquid bonds
D. titanium bonds | B |
Question: What are the special compartments that are surrounded by membranes inside eukaryotic cells called?
Options:
A. chloroplasts
B. vacuoles
C. ribosomes
D. organelles | D |
Question: Molds and casts usually form in which type of rock?
Options:
A. crystalline
B. sedimentary
C. igneous
D. metamorphic | B |
Question: What is a hole that is dug or drilled through the ground down to an aquifer called?
Options:
A. canal
B. well
C. moat
D. ditch | B |
Question: When is a moving car said to be in dynamic equilibrium?
Options:
A. at rest
B. zero net force
C. when accelerating
D. at homeostasis | B |
Question: Every chemical reaction between molecules involves breaking and forming of what?
Options:
A. atomic pathways
B. ions
C. bonds
D. orbits | C |
Question: The mass percentage of a solution component is defined as the ratio of the component’s mass to ________?
Options:
A. enough ’ s mass
B. solvent's mass
C. solution ’ s mass
D. liquid's mass | C |
Question: Harmful instances of what can result in errors in protein sequence that yield non-functional proteins?
Options:
A. bioaccumulation
B. mutation
C. radiation
D. infection | B |
Question: When dissolved in water, the base sodium hydroxide (naoh) produces sodium ions with what charge?
Options:
A. negative
B. constant
C. positive
D. similar | C |
Question: What precious resource allows us to grow food as well as materials we turn into clothing and medicine?
Options:
A. soil
B. mercury
C. petroleum
D. gasoline | A |
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