prompt
stringlengths
51
646
completion
stringclasses
8 values
source
stringclasses
3 values
What is the general name for the homogeneous mixture that is formed when a solute dissolves in a solvent? A. Dissolvant B. Combination C. solution D. Reaction Answer:
C
sciq
Life itself could not exist without what energy, which plays a vital role in photosynthesis? A. light energy B. magnetic energy C. time energy D. spin energy Answer:
A
sciq
What does power imply is happening to energy? A. being destroyed B. being transferred C. is expanding D. being created Answer:
B
sciq
Because the masses of subatomic particles are so small, a new unit, called what, was defined? A. atomic mass unit B. atomic volume unit C. particle mass unit D. nuclear mass unit Answer:
A
sciq
Which organ breaks down amino acids and toxins that are in the blood? A. kidney B. liver C. small intestine D. skin Answer:
B
sciq
Which compound has positively and negatively charged ends? A. polar compound B. tumultuous compound C. real compound D. non-polar compound Answer:
A
sciq
What system of the body is responsible for producing hormones? A. regulatory system B. nervous system C. homeostasis system D. endocrine system Answer:
D
sciq
What happens to a substance in a liquid state when the temperate is lowed? A. it dissipates B. it solidifies C. it evaporates D. it melts Answer:
B
sciq
Sublimation and deposition involve direct transitions between solid and gas without going through which state? A. liquid B. carbon C. homeostasis D. chemical Answer:
A
sciq
What is the process by which plants and animals increase in size? A. grafting B. growth C. reproduction D. splicing Answer:
B
sciq
Which glands sit atop the kidneys and are composed of an outer cortex and an inner medulla, all surrounded by a connective tissue capsule? A. thyroid glands B. adrenal C. gonads D. salivary Answer:
B
sciq
What is it that surrounds cells and serve to keep the insides separated from the outsides? A. similar membranes B. abundant membranes C. inner membranes D. biological membranes Answer:
D
sciq
What is the gland in the chest behind the breast bone that stores some types of lymphocytes while they mature? A. lumbar B. thymus C. pineal D. Montgomery Answer:
B
sciq
What promotes cell division and are necessary for growing plants in tissue culture? A. auxins B. polyamines C. cytokinins D. mitochondria Answer:
C
sciq
What map shows the locations of several genes on the x chromosome? A. the component map B. the linkage map C. The allelic map D. The genomic map Answer:
B
sciq
Although they are as different as deserts and wetlands, all of these ecosystem units have populations of interacting species? A. continents B. zoos C. corals D. biomes Answer:
D
sciq
What is the name of the bone that forms the forehead? A. upper bone B. forebone C. frontal bone D. high bone Answer:
C
sciq
What is the name for a molecule with two atoms? A. covalent B. ionized C. diatomic D. hydrostatic Answer:
C
sciq
What type of motor is used in most household devices with moving parts? A. thermal motors B. electric motors C. cooling motors D. vacuum motors Answer:
B
sciq
What process determines the dna sequence of an entire genome? A. genetic factorization B. chromosomal counting C. dna replication D. whole-genome sequencing Answer:
D
sciq
What disease can too little calcium cause? A. arthritis B. anemia C. osteoporosis D. psoriasis Answer:
C
sciq
In a scientific investigation, what do you call a direct, physical observation of something or a process? A. sighting B. evidence C. declaration D. reason Answer:
B
sciq
The volume of blood each ventricle pumps per minute is called what? A. blood output B. cardiac output C. trauma output D. brain output Answer:
B
sciq
How does consuming enterobactin help our body? A. builds excess iron B. eliminates excess iron C. eliminates excess oxygen D. eliminates excess fat Answer:
B
sciq
Green cyanobacteria on a lake produce food through what process? A. reverse transferase B. photosynthesis C. glycolysis D. spermatogenesis Answer:
B
sciq
Because the human body is about 70% water by mass, and liquid water has high specific heat, a great deal of what is required to change its temperature? A. power B. energy C. work D. digestion Answer:
B
sciq
The process of making a polymer is called what? A. reaction B. polymerization C. memorization D. fermentation Answer:
B
sciq
Behind a ship, what is the giant rectangular bucket that is dragged along from the behind called? A. prop B. dredge C. wig D. trousers Answer:
B
sciq
What is it called when multiple faults are located in close proximity to one another? A. solid zone B. crystal zone C. fault zone D. fog zone Answer:
C
sciq
Binding of acetylcholine to receptors on the muscle fiber leads to a? A. excitation B. conduction C. depolarization D. repolarization Answer:
C
sciq
Most tunicates live a sessile existence in shallow ocean waters and are suspension feeders. the primary foods of tunicates are plankton and this? A. crustaceans B. bacteria C. detritus D. debris Answer:
C
sciq
Ginkgo trees are gymnosperms with broad? A. fruits B. leaves C. trunks D. roots Answer:
B
sciq
Recrystallization is a process that can remove what, which result when compounds are synthesized? A. minerals B. chemicals C. contaminants D. substances Answer:
C
sciq
What is one of the most common biochemical compounds on earth and is found in all plants? A. sulfur B. hydrogen C. cellulose D. carbon dioxide Answer:
C
sciq
What man-made structures orbit all of the inner planets as well as jupiter and saturn? A. moons B. comets C. satellites D. space shuttles Answer:
C
sciq
What basic structures take in nutrients from the soil and help the plant survive? A. tissues B. roots C. stems D. leaves Answer:
B
sciq
What does ubiquitin indicate about a protein's lifespan? A. reaction ratio B. transaction C. completion D. initiation Answer:
C
sciq
Which vertebrae carry the greatest amount of body weight and are thus characterized by the large size and thickness of the vertebral body? A. invertebrae B. lumbar vertebrae C. artery vertebrae D. thickness vertebrae Answer:
B
sciq
Because of it's repeating pattern, what is mendeleev's table of the elements called? A. cycles table B. phases table C. periodic table D. serial chart Answer:
C
sciq
Where does an electron move to after it absorbs energy? A. a shell farther from the nucleus B. atomic orbit C. another electron D. a shell closer to the nucleus Answer:
A
sciq
What is needed by all known forms of life? A. water B. warmth C. nitrogen D. air Answer:
A
sciq
What lengths are positive for converging lens and negative for diverging lens? A. differential lengths B. focal lengths C. light lengths D. wavelengths Answer:
B
sciq
Where does most geological activity takes place? A. at plate boundaries B. at ocean bottoms C. in mountain ranges D. in coastal areas Answer:
A
sciq
Birds have light-weight bones that are filled with what? A. water B. air C. blood D. proteins Answer:
B
sciq
Why does a large log burn relatively slowly compared to the same mass of wood in the form of small twigs? A. smaller blade area B. larger surface area C. larger surface area D. smaller surface area Answer:
D
sciq
What is usually necessary to develop cancer? A. novel genes mutations B. crucial genes mutations C. multiple genes mutations D. massive genes mutations Answer:
C
sciq
Consumers are organisms that depend on other organisms for what? A. shelter B. reproduction C. food D. knowledge Answer:
C
sciq
Wine, air, and gunpowder are all examples of what kind of common mixtures? A. contiguous B. heterogeneous C. homogeneous D. combined Answer:
C
sciq
What is the term for anything that can cause cancer? A. chemical B. contaminate C. contamination D. carcinogen Answer:
D
sciq
What system of organs delivers blood to all cells of the body? A. cardiovascular B. integumentary C. respiratory D. gastrointestinal Answer:
A
sciq
What part of a chromosome exists in different states of condensation at different times? A. chromonema B. pellicle C. centromeres D. the chromatin Answer:
D
sciq
What do the ears have to be protected from in order to avoid hearing loss? A. loud sounds B. Cold weather C. Water D. Storms Answer:
A
sciq
What is the first and longest phase of mitosis known as? A. telophase B. anaphase C. metaphase D. prophase Answer:
D
sciq
Plants reduce nitrate back to what before incorporating the nitrogen into organic compounds:? A. sulfide B. phosphate C. phosphate D. ammonium Answer:
D
sciq
Growth factors and certain plant and animal hormones serve as molecular messengers that initiate pathways of what? A. cell fusion B. cell growth C. cellular decay D. cell division Answer:
D
sciq
When a wave travels down a string, the string vibrates up and down at right angles to the wave's what? A. direction B. frequency C. pressure D. gravity Answer:
A
sciq
Generally speaking, electronegativity values ______ from left to right across a row in the periodic table and _______ down a column. A. decrease, increase B. move, fall C. reverse, descend D. increase, decrease Answer:
D
sciq
The most magnetic material in nature is what? A. crystals B. molecules C. magnetite D. gold Answer:
C
sciq
Goldfish, tuna, salmon, perch, and cod are examples of which group of fish? A. ray-finned fish B. cartilaginous fish C. spiny-lobed fish D. bony fish Answer:
A
sciq
A bicycle is an example of a compound machine made of many what? A. simple machines B. interchangeable machines C. useful machines D. linked machines Answer:
A
sciq
What is the term for a system maintaining a stable internal environment in a changeable external environment? A. Pregnant B. fetus C. hypothesis D. homeostasis Answer:
D
sciq
When carbon atoms are not bonded to as many hydrogen atoms as possible, what kind of hydrocarbon results? A. unsaturated B. unstable C. saturated D. aqueous Answer:
A
sciq
When magma heats groundwater, it may come to the surface as a hot spring or a what? A. cave B. volcano C. geyser D. pond Answer:
C
sciq
Fish have a circulatory system with a two-chambered what? A. heart B. brain C. lung D. stomach Answer:
A
sciq
What is the measure of water potential? A. trials B. fluctuations C. spores D. megapascals Answer:
D
sciq
What is the largest organelle in a eukaryotic cell? A. apoptosis B. nucleus C. cortex D. epidermis Answer:
B
sciq
Neurologists are physicians who specialize in disorders of what system? A. musculoskeletal system B. nervous system C. circulatory system D. digestive system Answer:
B
sciq
How is flowing water and blowing wind similar? A. processes particles B. phases particles C. stocks particles D. transports particles Answer:
D
sciq
What is the study of heredity called? A. heretics B. geriatrics C. pediatrics D. genetics Answer:
D
sciq
What is a disease characterized by high concentrations of glucose in the blood? A. leukemia B. myeloma C. hepatitis D. diabetes Answer:
D
sciq
What is responsible for the properties of metals? A. the metallic yield B. the metallic properties C. the metallic bond D. the metallic presence Answer:
C
sciq
What is the first year of life following birth called? A. baby B. childhood C. infancy D. toddler Answer:
C
sciq
Where are electrons located in relation to the nucleus? A. In a sack attached to the nucleus B. though the nucleus C. outside the nucleus D. in the nucleus Answer:
C
sciq
What type of switch automatically opens a circuit if too much current flows through it? A. circuit breaker B. kill switch C. toggle switch D. regulator switch Answer:
A
sciq
The net effect of aldosterone is to conserve and increase water levels in the plasma by reducing the excretion of what element, and thus water? A. potassium B. sodium C. lithium D. oxygen Answer:
B
sciq
An element that is generally a poor conductor of heat and electricity is known as a ______ A. superconductor B. nonmetal C. alloy D. magnet Answer:
B
sciq
An electron in an atom is completely described by four of what? A. photosynthesis numbers B. decay numbers C. quantum numbers D. prime bumbers Answer:
C
sciq
Organic compounds are molecules built around what element? A. oxygen B. helium C. carbon D. phosphorus Answer:
C
sciq
What is the term for the application of science to solve problems? A. research B. technology C. ingenuity D. mathematics Answer:
B
sciq
What sorts of collisions do not result in an overall loss of kinetic energy? A. powerful B. static C. soft D. elastic Answer:
D
sciq
The human genome has how many more alu elements than the chimpanzee genome? A. two times B. six times C. three times D. ten Answer:
C
sciq
What are all of the digits that can be known with certainty in a measurement plus an estimatied last digit called? A. important figures B. significant figures C. miniature figures D. determined figures Answer:
B
sciq
The human male and female reproductive cycles are controlled by the interaction of hormones from the hypothalamus and anterior pituitary with hormones from reproductive tissues and organs. in both sexes, the hypothalamus monitors and causes the release of hormones from this? A. hypothalamus gland B. pineal gland C. thyroid gland D. anterior pituitary gland Answer:
D
sciq
What property does liquid display when it interacts with glass? A. property of oxidize B. property of diffusion C. property of adhesion D. property of repulsion Answer:
C
sciq
Where does chemical digestion mainly occur? A. liver B. small intestine C. apendix D. pancreas Answer:
B
sciq
What is the name of the first leaf developed inside an embryo? A. exon B. polylepis C. cotyledon D. gastromyzon Answer:
C
sciq
Interconnected pathways through which carbon is recycled through the biotic and abiotic components of what? A. atmosphere B. biosphere C. ozone D. hemisphere Answer:
B
sciq
Composed largely of the polysaccharide chitin, the exoskeleton provides an effective barrier defense against most what? A. parasites B. white blood cells C. vaccines D. pathogens Answer:
D
sciq
A wall of rocks or concrete that juts out into the ocean perpendicular to the shore is called? A. shield B. groin C. rib D. fault Answer:
B
sciq
Oils are liquid lipids that plants use to store what? A. energy B. fat C. Protein D. carbo Answer:
A
sciq
A perfectly inelastic collision reduces internal kinetic energy to the minimum it can have while still conserving what? A. heat B. momentum C. energy D. elements Answer:
B
sciq
Which theorem states that, if a population meets certain conditions, it will be in equilibrium? A. hardy-weinberg theorem B. hardy- jacksons theorem C. hardy - henkel theorem D. hardy - zeiss theorem Answer:
A
sciq
What is greatest source of hazardous waste? A. heat B. water C. study D. industry Answer:
D
sciq
A circuit that consists of two loops is called a what? A. parallel circuit B. unnatural circuit C. complex circuit D. diverse circuit Answer:
A
sciq
Hyenas and cockroaches are examples of what decomposers that consume the soft tissues of dead animals? A. parasites B. predators C. foragers D. scavengers Answer:
D
sciq
What helps to convert some molecules to forms that can be taken up by other organisms? A. protists B. prokaryotes C. eukaryotes D. scavangers Answer:
B
sciq
As hydrostatic pressure in the kidneys increases, what happens to the amount of water leaving the capillares? A. it decreases B. it increases C. it evaporates D. it stays the same Answer:
B
sciq
What is the percentage of production transferred from one trophic level to the next A. underlie efficiency B. trophic efficiency C. robust efficiency D. hypothesized efficiency Answer:
B
sciq
What is the metal part of the compound named as? A. the element B. the source C. the base D. the basic Answer:
A
sciq
How do plants and algae both make food? A. Digestion. B. atherosclerosis C. spermatogenesis D. photosynthesis Answer:
D
sciq