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Naphthalens is a chemical which is commonly used in what? A. inhalers B. fertilizers C. mothballs D. shampoo Answer:
C
What substances are secreted by specialized cells usually located in endocrine glands? A. protein B. hormones C. lipids D. acid Answer:
B
Chlorine and bromine gases released into the atmosphere have helped damage what layer of the atmosphere? A. carbon layer B. ozone layer C. stratospheric layer D. polluted layer Answer:
B
Which kind of vertebrates are amphibians? A. enterococci vertebrates B. ectothermic vertebrates C. endothermic vertebrates D. arachnids vertebrates Answer:
B
What type of forces are involved when deposited rock forms deltas or barrier islands? A. gravity forces B. constructive forces C. accumulation forces D. matter forces Answer:
B
Vertebrates differ from invertebrates because they lack this? A. backbone or a spinal column B. neck C. legs D. head Answer:
A
The fluid surrounding cells is hemolymph in insects and other animals with an open type of what system? A. vascular B. lymphatic C. pulmonary D. circulatory Answer:
D
Whan an alkene is aquired by an alkyl halide in an organic reaction, what kind of reaction is this? A. subtraction B. extinction C. migration D. elimination Answer:
D
What is the process by which undigested food leaves the body? A. egestion B. peristalsis C. glycolysis D. digestion Answer:
A
Because of its composition, oil does not do what in water? A. separate B. explode C. form D. dissolve Answer:
D
Linked genes are located on the same what? A. chromosome B. nucleolus C. genome D. bacterium Answer:
A
What move the body by contracting against the skeleton? A. nerves B. hormones C. muscles D. tissues Answer:
C
In what energy industry process are fluids pumped through a borehole, creating fractures in the rock that contains the natural gas? A. grinding B. fracking C. strip mining D. oil wells Answer:
B
What counter provides a sensitive means of detecting radioactivity? A. bouncy B. geiger C. calorie D. gravity Answer:
B
What do stored fats provide our body with for later use? A. hydrogen B. water C. metals D. energy Answer:
D
What long molecules are composed of chains of units called monomers? A. polymers B. drummers C. microbes D. complexes Answer:
A
Where does an object gain or lose it's energy to during travel through a potential difference? A. electric field B. wave field C. magnetic field D. particle field Answer:
A
Where do biochemical reactions take place? A. in atoms B. between cells C. outside of cells D. inside the organisms' cells Answer:
D
When fuel is burned, most of the energy is released in what form? A. precipitation B. heat C. carbon dioxide D. humidity Answer:
B
How are voltmeters placed in the circuit? A. in parallel B. since parallel C. after parallel D. not parallel Answer:
A
What is an attitude of doubt about the truthfulness of claims that lack empirical evidence? A. skepticism B. independent variable C. conspiracy D. speculation Answer:
A
Cardiovascular disease, some types of cancer, type 2 diabetes, and obesity are considered what kind of preventable diseases? A. environmental diseases B. atmosphere diseases C. lifestyle diseases D. age diseases Answer:
C
What process is the primary function of the branching internal tubules called protonephridia? A. enculturation B. thermoregulation C. calcification D. osmoregulation Answer:
D
Which law means that the simplest of competing theories is most likely to be correct? A. Murphy's Law B. Law of Conservation C. Newton's law D. law of parsimony Answer:
D
Iron will do what when it is exposed to oxygen and water? A. rust B. become hot C. expand D. contract Answer:
A
About how many days does it take the moon to make one orbit around the earth? A. 28 B. 21 C. 30 D. 22 Answer:
A
The most common two-lens telescope, like the simple microscope, uses lenses of what shape? A. concave B. convex C. angular D. cylindrical Answer:
B
Glucose, galactose, and fructose are all what? A. structoxes B. alucoxes C. hexoses D. fluxes Answer:
C
Which property can you study by comparing the mass of an object relative to its size? A. volume B. density C. motion D. weight Answer:
B
What term means the percent by mass of each element in a compound? A. calculated composition B. molecular composition C. mass composition D. percent composition Answer:
D
The combined gas law involves three properties of a gas - volume, absolute temperature, and what? A. pressure B. direction C. time D. power Answer:
A
What is the force of attraction that holds together positive and negative ions? A. integral bond B. ionic bond C. electron bond D. magnetic bond Answer:
B
In the lungs, bicarbonate is transported back into the red blood cells in exchange for what? A. oxygen B. glucose C. chloride D. phosphate Answer:
C
What is defined as an organism in the earliest stages of development? A. an nucleus B. a zygote C. an embryo D. a gamete Answer:
C
Microevolution occuring and taking place over many generations results in? A. recalibration B. microinjection C. fission D. macroevolution Answer:
D
What do craters and rifts become when they fill with water? A. seas B. streams C. lakes D. rivers Answer:
C
What system carries messages from sense organs and internal organs to the central nervous system? A. auxiliary nervous system B. peripheral nervous system C. respiratory system D. sensitive nervous system Answer:
B
What disease is described as a respiratory disorder characterized by wheezing, coughing, and a feeling of constriction in the chest? A. asthma B. indigestion C. inflammation D. dementia Answer:
A
What is used to darken images of the sky? A. uv filter B. polarizing filters C. neutral density filter D. close-up filter Answer:
B
A tumor of what gland can cause hypersecretion of growth hormone? A. Pancreas B. tissues gland C. pituitary gland D. Parathyroid Answer:
C
After the blood in the pulmonary capillaries becomes saturated with oxygen, it leaves the lungs and travels where? A. to the heart B. to the kidneys C. to the lungs D. to the brain Answer:
A
Depending on the surrounding conditions, normal matter usually exists as one of three phases: solid, liquid, or this? A. gas B. fluid C. ice D. crystal Answer:
A
What celestial bodies are classified by color and temperature, ranging from blue to red and hottest to coolest? A. galaxies B. astroids C. stars D. planets Answer:
C
What carries small pollen grains farther than they otherwise would go? A. humidity B. birds C. wind D. steam Answer:
C
What do rocket-based systems use to propel itself into space? A. hydrogen reactions B. water reactions C. chemical reactions D. nuclear reactions Answer:
C
What term simply means sensitive beyond normal levels of activation? A. hypersensitivity B. monosensitivity C. isosensitivity D. hyposensitivity Answer:
A
The hypothalamic releasing and inhibiting hormones are secreted near capillaries at the base of the what? A. hippocampus B. pancreas C. lungs D. hypothalamus Answer:
D
A microscope can be made from two of what kind of lenses? A. angular B. convex C. inner D. outer Answer:
B
What produces almost one-half of the earth's oxygen through photosynthesis? A. protists B. algae C. prokaryotes D. arthropods Answer:
A
What is said to occur when both traits appear in a heterozygous offspring? A. codominance B. identical twins C. xenophobia D. pollenation Answer:
A
What type of response do signal transductions within target cells bring about? A. bacterial B. psychological C. physiological D. resporatory Answer:
C
What happens to meteors as they fall through the mesosphere? A. they burn B. they stop suddenly C. they bounce D. they grow Answer:
A
What are the three main types of rocks? A. limestone , igneous and metamorphic B. plutonic, igneous and metmorphic C. sedimentary, igneous and metamorphic D. crystalline , igneous and metamorphic Answer:
C
What is the only continent without amphibians? A. antarctica B. Europe C. Africa D. Australia Answer:
A
A hair grows out of a follicle and passes through what before extending above the skin surface? A. epidermis B. cartilage C. callus D. dermis Answer:
A
What are the long, thin structures that protrude from the cell membrane and help single-celled organisms move or swim towards food? A. flagella B. microvilli C. tentacles D. sporangia Answer:
A
What is the unit of evolution? A. the cell B. dna C. a phylum D. the population Answer:
D
What occurs where the water motion slows? A. diffusion B. vapor C. deposition D. erosion Answer:
C
The force on a charged particle in a magnetic field is always perpendicular to both its velocity vector and the? A. gravity vector B. track vector C. position vector D. field vector Answer:
D
What is the process of removing wastes and excess water from the body called? A. ingestion B. excretion C. inspiration D. diffusion Answer:
B
What is the skeleton of the cell? A. cell membrane B. cytoplasm C. cytoskeleton D. cell wall Answer:
C
A salt concentration of 32 percent is nearly ten times that of what abundant resource? A. oxygen B. fresh water C. seawater D. algae Answer:
C
Atoms of one element can be transformed into another through which process? A. longer reactions B. nuclear reactions C. magnetic reactions D. developed reactions Answer:
B
Blood from the body enters what chamber of the heart before it is pumped to the right ventricle and then to the lungs? A. right atrium B. left atrium C. left bivalve D. left ventricle Answer:
A
Dna replication, chromosome segregation, and the separation into two daughter cells are steps in what process? A. reproductive fission B. nuclear fission C. multiple fission D. binary fission Answer:
D
In science, what is defined as the transfer of energy from a vibrating object in waves that travel through matter? A. energy B. vibration C. photons D. sound Answer:
D
Where in the cell does transcription occur? A. nucleus B. protoplasm C. epidermis D. cell wall Answer:
A
Hydrogen peroxide is commonly sold as a 3% by volume solution for use as a what? A. detergent B. surfactant C. antiseptic D. disinfectant Answer:
D
In plants, pigment molecules absorb only visible light for photosynthesis. the visible light seen by humans as white light actually exists in a what? A. transparency B. rainbow of colors C. vacuum D. invisible spectrum Answer:
B
When an acid and base solutions react, they produce water and a neutral ionic compound known as what? A. dirt B. sand C. salt D. pollen Answer:
C
In the body, oxygen is used by cells of the body’s tissues and carbon dioxide is produced as what? A. food B. oxygen C. waste product D. fuel Answer:
C
Chemical digestion in the small intestine cannot occur without the help of the pancreas and what bile-producing organ? A. kidney B. stomach C. heart D. liver Answer:
D
What property are alkali metals at room temperature? A. solid B. liquid C. mixed D. solid Answer:
A
What is the name of the smallest planet in our solar system, which is also nearest to the sun? A. jupitor B. mars C. earth D. mercury Answer:
D
All gymnosperm species and many eudicot species undergo what? A. exploitation B. mutations C. third growth D. secondary growth Answer:
D
Slow-twitch or fast-twitch and oxidative or glycolytic describe what type of fibers? A. skeletal muscle fibers B. coronary muscle fibers C. capillaries D. digestion muscle fibers Answer:
A
Plants have a touch response known as what? A. trichina B. pollenation C. photosynthesis D. thigmotropism Answer:
D
What is at the center of our solar system? A. the Kuiper Belt B. earth C. the moon D. the sun Answer:
D
The different types of what systems work together to carry out all the life functions of the individual? A. organ systems B. maturation systems C. digestive systems D. heartbeat systems Answer:
A
Why is uranus so faint? A. too small B. polluted atmosphere C. far away D. too cold Answer:
C
Which systems work together to provide cells with the oxygen they need for cellular respiration? A. respiratory and circulatory systems B. muscular and lymph systems C. respiratory and lymph systems D. circulatory and digestive systems Answer:
A
What organs have tiny tubes leading to and from elastic air sacs that improve airflow and oxygen uptake? A. ovaries B. apendix C. liver D. lungs Answer:
D
What is produced when sulfur and oxygen combine? A. sulfur oxide B. Basic Oxides C. Acidic oxides D. hydrogen oxide Answer:
A
A skeleton that consists of hard, mineralized structures located within the soft tissue of organisms is called what? A. calcium deposits B. exoskeleton C. hydrostatic skeleton D. endoskeleton Answer:
D
What evolutionary process does not favor altruistic behavior that causes the death of the altruist? A. flow selection B. natural selection C. random selection D. characteristic selection Answer:
B
In seed plants, after fertilization, what will the ovule eventually develop into? A. seed B. root C. flower D. cone Answer:
A
What is the message sent from the nucleus to the ribosome? A. mrna B. dna C. rna D. mitochondria Answer:
A
The phagocytes that are part of the body’s second line of defense attack any of what that they encounter? A. vaccines B. viruses C. pathogens D. parasites Answer:
C
Fungi are no longer classified as what, possessing cell walls made of chitin rather than cellulose? A. roots B. plants C. eukaryotes D. flowers Answer:
B
What kind of compounds are named for their positive metal ion first, followed by their negative nonmetal ion? A. horizontal compounds B. magnetic compounds C. ionic compounds D. magnetic compounds Answer:
C
Endoscopes are used to explore the body through various orifices or these? A. dermal tears B. major incisions C. ocular cavity D. minor incisions Answer:
D
Bread has little holes in it from carbon dioxide produced by what? A. sugar B. yeast C. bacteria D. water Answer:
B
What unit are atomic radii typically measured in? A. sporozoans B. powers C. picometers D. radons Answer:
C
What are fungus like protists? A. lichen and kelp B. slime molds and water lilies C. water molds and mushrooms D. slime molds and water molds Answer:
D
Alpha, beta, and gamma emissions are associated with what kind of energy? A. radiation B. kinetic C. potential D. electrical Answer:
A
Transport of nutrients and regulation of body temperature through fluid flow are characteristics of which bodily system? A. peripheral B. gastrointestinal C. reproductive D. cardiovascular Answer:
D
What are the two components of a mixture called? A. solute and a solvent B. nutrients and a solvent C. concentration and a solvent D. acid and base Answer:
A
Insulin is produced by what cells of the pancreas? A. alpha B. gamma C. beta D. platelet Answer:
C
What is the arch called that forms when plasma of the sun flows along the loop that connects sunspots? A. large prominence B. Energy prominence. C. vertical prominence D. solar prominence Answer:
D
What does some amphibians have as juveniles but not as adults living on land? A. microscopic line system B. lateral line system C. kinetic line system D. vertical line system Answer:
B