prompt
stringlengths 51
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What is a sac filled with fluid or other material?
A. a receptacle
B. a cyst
C. a lesion
D. Golgi apparatus
Answer:
|
B
|
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|
What is released during an enthalpy reaction?
A. sound
B. heat
C. precipitation
D. gold
Answer:
|
B
|
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|
Solutions of ionic compounds and melted ionic compounds conduct what?
A. radiation
B. light
C. electricity
D. sound waves
Answer:
|
C
|
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|
Quantum mechanics involves the study of material at what level?
A. atomic
B. chemical
C. physical
D. cellular
Answer:
|
A
|
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|
What is the name of muscular blood vessels that carry blood away from the heart?
A. tubes
B. Veins
C. Aorta
D. arteries
Answer:
|
D
|
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|
He mass spectrometer measures the percent abundance of different what?
A. isotopes
B. organisms
C. Proteins
D. reactions
Answer:
|
A
|
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|
For what kind of animal is communication essential?
A. anti-social animals
B. migrating animals
C. new born animals
D. social animals
Answer:
|
D
|
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|
The wavelength of a wave is the distance between corresponding points on what?
A. spectrum
B. distant waves
C. basic waves
D. adjacent waves
Answer:
|
D
|
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|
Sandblasting a surface exemplifies what form of erosion?
A. wind
B. water
C. glacial
D. abrasion
Answer:
|
D
|
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|
How do fungus-like protists such as slime molds reproduce?
A. sexually
B. with spores
C. photosynthesis
D. asexually
Answer:
|
B
|
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|
Exchange occurs directly with the external environment in what type of organisms?
A. cell clusters
B. unicellular organisms
C. hematopoietic organisms
D. multicellular organisms
Answer:
|
B
|
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|
Which part of a neuron contains the nucleus and most of the major organelles?
A. organ body
B. simple body
C. cell body
D. retinal body
Answer:
|
C
|
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|
The oceans affect earth’s atmosphere and influence its what?
A. volcanoes
B. mountains
C. climate
D. earthquakes
Answer:
|
C
|
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|
What are surrounded by a cell wall consisting of peptidoglycan?
A. viruses
B. protozoa
C. amoeba
D. bacteria
Answer:
|
D
|
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|
Snake venom may join the class of drugs collectively known as thrombolytic agents, which can help speed up the degradation of an abnormal what?
A. brain
B. bleed
C. clot
D. bone
Answer:
|
C
|
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|
Thousands of receptor cells that detect the sex attractant equip each filament of what structure?
A. flagella
B. molecule
C. antenna
D. optic nerve
Answer:
|
C
|
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|
All solutions contain at least how many substances?
A. one
B. four
C. two
D. three
Answer:
|
C
|
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|
Life probably began where?
A. caves
B. oceans
C. rocks
D. the Sun
Answer:
|
B
|
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|
An enzyme is an organic catalyst produced by what?
A. living cell
B. DNA
C. the liver
D. amino acid
Answer:
|
A
|
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|
Gasoline is derived from which other liquid?
A. carbon
B. oil
C. liquid propane
D. water
Answer:
|
B
|
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|
What is the disease in which cells grow out of control and form abnormal masses?
A. bronchitis
B. diabetes
C. cancer
D. HIV
Answer:
|
C
|
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|
What travels at a rate of 300,000 kilometers per second, or nearly instantaneously?
A. air
B. gravity
C. sound
D. light
Answer:
|
D
|
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|
When atomic orbitals hybridize, the valence electrons occupy these?
A. newly developed orbits
B. newly created elements
C. newly created orbitals
D. expanded pathways
Answer:
|
C
|
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|
Roundworms feed on various things, one of them being decaying organic matter. doing this, they play an important role in what famous cycle?
A. soul cycle
B. carbon cycle
C. water cycle
D. life cycle
Answer:
|
B
|
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|
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?
A. nuclei
B. particles
C. membrane
D. mitochondria
Answer:
|
C
|
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|
What is the main form of energy storage in plants?
A. dioxide
B. starch
C. nitrogen
D. liquid
Answer:
|
B
|
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|
Something supplied by nature that helps support life, including ecosystems as well as minerals and fossil fuels, is called a what?
A. artificial resource
B. visible resource
C. natural resource
D. fluid resource
Answer:
|
C
|
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|
Initial substances are called reactants, and the final substances are called what?
A. exports
B. imports
C. reactors
D. products
Answer:
|
D
|
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|
What were the electrons initially called?
A. plasma rays
B. gamma rays
C. cathode rays
D. polymer rays
Answer:
|
C
|
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|
What is the type of energy that involves movement?
A. molecular energy
B. light energy
C. mechanical energy
D. thermal energy
Answer:
|
C
|
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|
What do sharks use to secrete salt to assist in osmoregulation?
A. rectal gland
B. bladder gland
C. ceramic gland
D. blood gland
Answer:
|
A
|
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|
Why do viruses not belong to any domain of life?
A. they are mortal
B. they are immortal
C. they are nonliving
D. they are too mature
Answer:
|
C
|
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|
What is a change in the sequence of bases in dna or rna called?
A. infection
B. evolution
C. mutation
D. radiation
Answer:
|
C
|
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|
Metallic solids are composed entirely of which atoms?
A. metals
B. organic
C. toxic
D. metallic
Answer:
|
D
|
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|
What compound gives tarnished copper it's green color?
A. copper carbonate
B. bronze
C. brass
D. zinc
Answer:
|
A
|
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|
As the population grows, competition for food does what?
A. decreases
B. stagnates
C. grows
D. stays the same
Answer:
|
C
|
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|
What is the property by which water molecules stick together?
A. cohesion
B. tension
C. vitality
D. plasticity
Answer:
|
A
|
sciq
|
What is the main sex hormone in males called?
A. methane
B. estrogen
C. testosterone
D. caffeine
Answer:
|
C
|
sciq
|
What is the name of the tube that joins the mouth to the digestive and respiratory tracts?
A. larynx
B. pharynx
C. esophagus
D. fallopian tube
Answer:
|
B
|
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|
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?
A. sperm
B. sporophyte
C. ovary
D. gametophyte
Answer:
|
B
|
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|
Limestone is insoluble in water, so what can dissolve it?
A. acid
B. oxygen
C. dioxide
D. calcium
Answer:
|
A
|
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|
Monatomic ions have an oxidation number equal to their what?
A. size
B. cost
C. charge
D. length
Answer:
|
C
|
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|
Some flatworms are free-living carnivores that live mainly in which type of habitats?
A. aquatic
B. Desert
C. freshwater
D. Deciduous forest
Answer:
|
A
|
sciq
|
Characterized by a short lifespan, what begin with production in the bone marrow under the influence of csfs and interleukins?
A. solutes
B. erythrocytes
C. pathogens
D. leukocytes
Answer:
|
D
|
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|
What force is perpendicular to velocity and causes uniform circular motion?
A. centripetal torque
B. centripetal force
C. tangential force
D. circular friction
Answer:
|
B
|
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|
What are physical properties that do not depend on the substance present called?
A. extensive properties
B. multilateral properties
C. internal properties
D. intensive properties
Answer:
|
D
|
sciq
|
What does the secretion of the hormone cholecystokinin stimulate the release of?
A. urea
B. pancreatic juices, bile
C. insulin and pepsin
D. sweat, saliva
Answer:
|
B
|
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|
What term is used to describe the electrostatic process used by most copy machines?
A. xerography
B. electrography
C. titanomachy
D. microphotography
Answer:
|
A
|
sciq
|
Symptoms of viral diseases result from what kind of response to a virus?
A. infection
B. pathogenic
C. mutation
D. immune
Answer:
|
D
|
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|
The most common carbon atoms have six protons and six neutrons in their what?
A. membrane
B. neuron
C. ribosomes
D. nuclei
Answer:
|
D
|
sciq
|
What type of organisms have internal clocks that regulate cyclic processes?
A. fungi
B. eukaryotic
C. protozoa
D. endogenous
Answer:
|
B
|
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|
How often does condensation occur in your cells?
A. never
B. daily
C. weekly
D. constantly
Answer:
|
D
|
sciq
|
Overharvesting is a serious threat particularly to which species?
A. aerial species
B. terrestrial species
C. amphibious species
D. aquatic species
Answer:
|
D
|
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|
What are the cells that break down inorganic molecules to supply energy for the cell, and use carbon dioxide as a carbon source?
A. chemoautotrophs
B. Sediments
C. staurikosaurus
D. fluctuations
Answer:
|
A
|
sciq
|
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?
A. kinetic energy
B. most energy
C. sound
D. heat
Answer:
|
B
|
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|
What are clouds on earth made of?
A. carbon dioxide gas
B. rain
C. ozone
D. water vapor
Answer:
|
D
|
sciq
|
What do extensive properties depend on the amount of?
A. independent variables
B. experimental controls
C. sample temperature
D. matter in a sample
Answer:
|
D
|
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|
What is the term for the rate at which velocity changes?
A. compression
B. stability
C. transmission
D. acceleration
Answer:
|
D
|
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|
What determines which codon in the mrna the trna will bind to?
A. exon
B. gene
C. amnion
D. anticodon
Answer:
|
D
|
sciq
|
What is the term for the complete set of genes and alleles within a population?
A. the ancestral pool
B. the biodiversity pool
C. the chromosomal pool
D. the gene pool
Answer:
|
D
|
sciq
|
What unit of pressure is named for the scientist whose discoveries about pressure in fluids led to a law of the same name?
A. pascal
B. joule
C. ohm
D. newton
Answer:
|
A
|
sciq
|
Oxygen and what are required for rust to form?
A. carbon
B. pressure
C. air
D. water
Answer:
|
D
|
sciq
|
What is the process called in which a magnet loses its magnetic properties?
A. diffusion
B. polarization
C. demagnetization
D. vectorization
Answer:
|
C
|
sciq
|
The earliest animals were which kind of invertebrates?
A. insects
B. aquatic
C. mammals
D. dinosaurs
Answer:
|
B
|
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|
A lake is an example of what type of biome?
A. organic biome
B. wet biome
C. freshwater biome
D. natural biome
Answer:
|
C
|
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|
What kinds of waves are composed of various oscillating electric and magnetic fields?
A. elastic
B. electromagnetic
C. seismic
D. tidal
Answer:
|
B
|
sciq
|
When is the sun directly over the equator?
A. Midsummer
B. equinox
C. Fall
D. Winter
Answer:
|
B
|
sciq
|
What does the base of a nucleotide within dna consist of?
A. nitrogen
B. ribosomes
C. protein
D. hydrogen
Answer:
|
A
|
sciq
|
Which bones are flat and triangular and located at the back of the pectoral girdle?
A. vertebrae
B. scapulae
C. laminae
D. cochlea
Answer:
|
B
|
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|
What always has the same elements in the same ratio?
A. component
B. cell
C. compound
D. mitochondria
Answer:
|
C
|
sciq
|
Prior to ovulation, ovarian steroid hormones stimulate the uterus to prepare for support of what?
A. fertilization
B. childbirth
C. fetus
D. embryo
Answer:
|
D
|
sciq
|
All polar compounds contain what type of bonds?
A. polar
B. strong
C. balanced
D. weak
Answer:
|
A
|
sciq
|
What often occurs on steep slopes in dry climates?
A. volcanoes
B. landslides
C. tsunamis
D. earthquakes
Answer:
|
B
|
sciq
|
What kind of organisms have many different types of specialized cells with particular jobs?
A. multicellular
B. crude
C. intricate
D. monocellular
Answer:
|
A
|
sciq
|
Part of the scientific process, these are statistical probabilities rather than certainties?
A. results
B. assumptions
C. Hypothesis
D. predictions
Answer:
|
D
|
sciq
|
Ecology is a major branch of what higher-level "classification" of science?
A. geology
B. biology
C. chemistry
D. physics
Answer:
|
B
|
sciq
|
What is necessary for organisms to survive in the deepest parts of the ocean?
A. adaptations
B. mutation
C. reflexes
D. competition
Answer:
|
A
|
sciq
|
What is the process of larva becoming an adult called?
A. parthenogenesis
B. evolution
C. metamorphosis
D. synthesis
Answer:
|
C
|
sciq
|
Capillaries rejoin to form venules, which convey blood to what?
A. veins
B. arteries
C. glands
D. extremities
Answer:
|
A
|
sciq
|
Although it is not vital to humans, calcitonin is important for calcium homeostasis in adults of some species in what group characterized by backbones?
A. invertebrates
B. mammals
C. vertebrates
D. reptiles
Answer:
|
C
|
sciq
|
What force holds planets in their orbits?
A. centrifuge
B. gravity
C. magnetism
D. Big Bang
Answer:
|
B
|
sciq
|
The nature of what gives metals the properties of being ductile and malleable?
A. metallic bonds
B. titanium bonds
C. liquid bonds
D. magneticism
Answer:
|
A
|
sciq
|
What are the special compartments that are surrounded by membranes inside eukaryotic cells called?
A. organelles
B. ribosomes
C. vacuoles
D. chloroplasts
Answer:
|
A
|
sciq
|
Molds and casts usually form in which type of rock?
A. sedimentary
B. crystalline
C. metamorphic
D. igneous
Answer:
|
A
|
sciq
|
What is a hole that is dug or drilled through the ground down to an aquifer called?
A. ditch
B. moat
C. canal
D. well
Answer:
|
D
|
sciq
|
When is a moving car said to be in dynamic equilibrium?
A. when accelerating
B. at rest
C. zero net force
D. at homeostasis
Answer:
|
C
|
sciq
|
Every chemical reaction between molecules involves breaking and forming of what?
A. atomic pathways
B. orbits
C. ions
D. bonds
Answer:
|
D
|
sciq
|
The mass percentage of a solution component is defined as the ratio of the component’s mass to ________?
A. liquid's mass
B. enough ’ s mass
C. solution ’ s mass
D. solvent's mass
Answer:
|
C
|
sciq
|
Harmful instances of what can result in errors in protein sequence that yield non-functional proteins?
A. radiation
B. bioaccumulation
C. infection
D. mutation
Answer:
|
D
|
sciq
|
When dissolved in water, the base sodium hydroxide (naoh) produces sodium ions with what charge?
A. constant
B. similar
C. positive
D. negative
Answer:
|
C
|
sciq
|
What precious resource allows us to grow food as well as materials we turn into clothing and medicine?
A. soil
B. gasoline
C. petroleum
D. mercury
Answer:
|
A
|
sciq
|
In what part of the body do escherichia coli bacteria live?
A. your kidneys
B. your intestines
C. your urethra
D. your brain
Answer:
|
B
|
sciq
|
Which state of matter has an intermediate level of entropy between solid and gas?
A. water
B. liquid
C. metal
D. plasma
Answer:
|
B
|
sciq
|
In recent years, it has been hypothesized that molecules in the environment also act as?
A. catalysts
B. pathogens
C. endocrine disruptors
D. homeostasis disruptors
Answer:
|
C
|
sciq
|
What is the diversity of living things called?
A. ecosystem
B. habitat
C. biodiversity
D. adaptation
Answer:
|
C
|
sciq
|
All lipids have two distinct domains, a hydrophobic and a what?
A. hydroceptive
B. covalent
C. hydrophilic
D. hydroaversive
Answer:
|
C
|
sciq
|
Oxytocin, which stimulates the contractions of labor, is a type of what?
A. metabolite
B. inhibitor
C. hormone
D. steroid
Answer:
|
C
|
sciq
|
When represented by a single letter dominant alleles are represented by what case letter?
A. mixed letters
B. uppercase
C. lowercase
D. numeral
Answer:
|
B
|
sciq
|
What do loess deposits form?
A. vertical cliffs
B. diagonal cliffs
C. rotational cliffs
D. horizontal cliffs
Answer:
|
A
|
sciq
|
Electrical messages are carried by chemicals called what?
A. amino acids
B. receptors
C. Biotoxins
D. neurotransmitters
Answer:
|
D
|
sciq
|
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