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null | Question: The concentration of a substance is the quantity of solute present in a given quantity of ___________?
Options:
A. salutation
B. structure
C. solution
D. mixture
Answer: | C |
null | Question: There is a positive correlation between the ability to conduct thermal energy and what other energy, as exemplified by metals?
Options:
A. nuclear
B. gravitational
C. electricity
D. elastic
Answer: | C |
null | Question: Conifers are the most prevalent type of what plant group?
Options:
A. theropods
B. gymnosperms
C. algae
D. angiosperms
Answer: | B |
null | Question: Where does the christmas tree worm live?
Options:
A. northeast coral reefs
B. Atlantic shoreline
C. tropical coral reefs
D. rainforests
Answer: | C |
null | Question: What happens during the process of digestion?
Options:
A. regurgitation
B. excretion of food
C. cell division
D. breakdown of food
Answer: | D |
null | Question: Blood pressure is significantly affected by what physical force?
Options:
A. gravity
B. mass
C. density
D. volume
Answer: | A |
null | Question: What is the term that refers to stored chemical energy in organic matter or wastes?
Options:
A. nuclear energy
B. starch energy
C. potential energy
D. biomass energy
Answer: | D |
null | Question: Dialysis is a medical process of removing wastes and excess water from the blood by diffusion and ultrafiltration. when kidney function fails, dialysis must be done to artificially rid the body of this?
Options:
A. mucus and phloem
B. calories
C. bile juices
D. waste and fluids
Answer: | D |
null | Question: What are drilled to monitor groundwater pollution?
Options:
A. test wells
B. sewers
C. draining wells
D. aquifers
Answer: | A |
null | Question: What weather phenomenon is caused by strong warm updrafts from heated ground?
Options:
A. currents
B. earthquakes
C. thunderstorms
D. eruptions
Answer: | C |
null | Question: Mutations in what type of regulatory gene can cause misplacement of structures in an animal?
Options:
A. myogenic
B. homeotic
C. diploid
D. dichotic
Answer: | B |
null | Question: Each of what paired organs is enclosed within a cavity surrounded by the pleura?
Options:
A. bones
B. ovaries
C. lungs
D. heart
Answer: | C |
null | Question: When does a baby double in length and triple in weight?
Options:
A. fetal stage
B. terrible twos
C. pre-adolescence
D. infancy
Answer: | D |
null | Question: No charge is actually created or destroyed when charges are separated as we have been discussing. rather, existing charges are moved about. in fact, in all situations the total amount of charge is always this?
Options:
A. less
B. constant
C. smaller
D. more
Answer: | B |
null | Question: What device detects and measuresee earthquake waves?
Options:
A. seismograph
B. stenograph
C. polygraph
D. sphygmomanometer
Answer: | A |
null | Question: The colorless, odorless gas released when we breath is carbon dioxide. the harmful colorless, odorless gas released when matter is burned is what?
Options:
A. methane
B. carbon trioxide
C. acid monoxide
D. carbon monoxide
Answer: | D |
null | Question: Isotopes are named for their number of protons plus what?
Options:
A. electrons
B. neutrons
C. isomers
D. nuclei
Answer: | B |
null | Question: The rate of dissolving is influenced by surface area, stirring, and what else?
Options:
A. temperature
B. density
C. gravity
D. oxygen
Answer: | A |
null | Question: Shrimp are an example of what group within the arthropods?
Options:
A. myriapods
B. insect
C. crustaceans
D. scorpion
Answer: | C |
null | Question: What sorts of collisions do not result in an overall loss of kinetic energy?
Options:
A. soft
B. static
C. powerful
D. elastic
Answer: | D |
null | Question: Sight, hearing, balance, taste, smell, and touch are types of what?
Options:
A. memories
B. temperaments
C. sensation types
D. senses
Answer: | D |
null | Question: Living organisms are made up of what type of carbon-based compounds?
Options:
A. biophysical
B. biochemical
C. synthetic
D. microbial
Answer: | B |
null | Question: What do you call an animal in which the embryo, often termed a joey, is born immature and must complete its development outside the mother's body?
Options:
A. eukaryotic
B. placental mammal
C. monotreme
D. marsupial
Answer: | D |
null | Question: The term ion applies to entire molecules that are?
Options:
A. neutrally charged
B. electrically charged
C. positively charged protons
D. magnetic
Answer: | B |
null | Question: Gene therapy is a type of what kind of engineering?
Options:
A. electrical engineering
B. chemical engineering
C. mechanical engineering
D. genetic engineering
Answer: | D |
null | Question: Meningitis, for example, is caused by a viral or bacterial infection of the tissues covering what?
Options:
A. the brain
B. the lungs
C. the skin
D. the liver
Answer: | A |
null | Question: What substance are physical objects are made of?
Options:
A. gravity
B. matter
C. friction
D. energy
Answer: | B |
null | Question: What are the three ways to classify matter based on how light interacts with it?
Options:
A. extensive , opaque , translucent
B. transparent, opaque, translucent
C. opaque, invisible, visible
D. transitive, opaque, translucent
Answer: | B |
null | Question: Lymph vessels make up a circulatory system that is similar to the blood vessels of what system?
Options:
A. nervous
B. cardiac
C. cardiovascular
D. gastrointestinal
Answer: | C |
null | Question: What are the rod-like structures made of short microtubules that play an important part in cellular division?
Options:
A. mitochondria
B. centrioles
C. cilia
D. fibrils
Answer: | B |
null | Question: What is the eighth planet from our sun?
Options:
A. mars
B. uranus
C. earth
D. neptune
Answer: | D |
null | Question: Covering about 16 percent of the moon's surface, maria are dark, solid, flat areas consisting of what substance?
Options:
A. ash
B. debris
C. dust
D. lava
Answer: | D |
null | Question: What is the act of noting or detecting phenomenon through the senses
Options:
A. invention
B. overstimulation
C. sensory overload
D. an observation
Answer: | D |
null | Question: The photoreceptive cells of the eye, where transduction of light to nervous impulses occurs, are located in this?
Options:
A. retina
B. sclera
C. pupil
D. cornea
Answer: | A |
null | Question: What anatomical structures insulate, protect and provide sensory input?
Options:
A. salivary glands
B. fingernails
C. hair
D. teeth
Answer: | C |
null | Question: When lactose is absent, a repressor protein binds to what?
Options:
A. differential
B. worker
C. network
D. operator
Answer: | D |
null | Question: Where would you find three tiny bones called the hammer, anvil, and stirrup?
Options:
A. foot
B. middle ear
C. tail bone
D. neck
Answer: | B |
null | Question: Earth’s magnetic north and south poles are not the same as what?
Options:
A. geographic poles
B. geographic currents
C. equatorial planes
D. geographic hemispheres
Answer: | A |
null | Question: Pepsin and trypsin are examples of enzymes involved in what bodily process?
Options:
A. regeneration
B. filtration
C. digestion
D. perspiration
Answer: | C |
null | Question: Which organ protects the body from injury, water loss, and microorganisms?
Options:
A. liver
B. skin
C. kidney
D. stomach
Answer: | B |
null | Question: Photosynthesis produces oxygen as a byproduct, and respiration produces what as a byproduct?
Options:
A. carbon dioxide
B. carbon monoxide
C. nitrogen
D. ozone
Answer: | A |
null | Question: The temperature of the products is typically lower than the temperature of the reactants in what type of reaction?
Options:
A. endothermic
B. autotrophic
C. parabolic
D. exothermic
Answer: | A |
null | Question: What element is the sun mostly made up of?
Options:
A. manganese
B. helium
C. mercury
D. hydrogen
Answer: | D |
null | Question: What do you call the movement of a substance from an area of a higher amount toward an area of lower amount?
Options:
A. extraction
B. precipitation
C. diffusion
D. filtration
Answer: | C |
null | Question: What type of plants does human welfare depend greatly on?
Options:
A. mosses
B. fertilizer plants
C. seed plants
D. ferns
Answer: | C |
null | Question: Acceleration is defined as the change in what over time?
Options:
A. volume
B. velocity
C. mass
D. direction
Answer: | B |
null | Question: The important equation pv = nrt holds true for substances in what state of matter?
Options:
A. gas
B. products
C. solids
D. liquids
Answer: | A |
null | Question: What does the slope of a position-time graph represent?
Options:
A. velocity
B. acceleration
C. direction
D. trajectory
Answer: | A |
null | Question: Ether molecules have an oxygen atom and can engage in hydrogen bonding with which other molecules?
Options:
A. proteins
B. lipids
C. water
D. carbon dioxides
Answer: | C |
null | Question: Ionic compounds have strong electrostatic attractions between oppositely charged ions in this?
Options:
A. occasional array
B. normal array
C. regular array
D. incorrect array
Answer: | C |
null | Question: The motion of stars in galaxies imply that there is about 10 times as much what as in the luminous objects we can see?
Options:
A. light
B. heat
C. mass
D. density
Answer: | C |
null | Question: What type of pollutants enter the air directly?
Options:
A. secondary
B. primary
C. liquid
D. carbon
Answer: | B |
null | Question: Amino groups are found within amino acids, nicknamed the building blocks of what?
Options:
A. protons
B. carbohydrates
C. proteins
D. lipids
Answer: | C |
null | Question: What do you call a type of mixture that has the same composition throughout?
Options:
A. transition
B. solution
C. structure
D. transfusion
Answer: | B |
null | Question: How is eye color in humans determined?
Options:
A. by the father
B. temperature of the womb
C. random chance
D. multiple genes
Answer: | D |
null | Question: By allowing blood levels of a hormone to be regulated within a narrow range, feedback loops contribute to maintaining what state?
Options:
A. consciousness
B. hypothesis
C. hibernation
D. homeostasis
Answer: | D |
null | Question: Mammals generally lack a cloaca and have a separate opening for the what?
Options:
A. tissues tract
B. physical tract
C. urinary tract
D. digestive tract
Answer: | D |
null | Question: What kind of rock is gypsum?
Options:
A. metamorphic
B. igneous
C. sedimentary
D. basalt
Answer: | C |
null | Question: Cellular respiration brings hydrogen and oxygen together to form what?
Options:
A. air
B. cold
C. water
D. Salt
Answer: | C |
null | Question: What causes symptoms associated with sickle-cell disease?
Options:
A. pleiotropic effects
B. spontaneous mutation
C. genetic drift
D. transgene effects
Answer: | A |
null | Question: Birds have evolved a respiratory system that enables them to fly. flying is a high-energy process and requires a lot of this?
Options:
A. oxygen
B. weight
C. adaptation
D. nitrogen
Answer: | A |
null | Question: Terrestrial animals lose water by evaporation from their skin and which surfaces?
Options:
A. digestive
B. respiratory
C. pulmonary
D. anaerobic
Answer: | B |
null | Question: What evolutionary process does not favor altruistic behavior that causes the death of the altruist?
Options:
A. characteristic selection
B. flow selection
C. natural selection
D. random selection
Answer: | C |
null | Question: What is the dinosaur genus that's closest to modern birds?
Options:
A. sauropods
B. Rapter
C. diplodocus
D. deinonychus
Answer: | D |
null | Question: What group includes the simplest eukaryotes, including most single-celled eukaryotes?
Options:
A. arthropods
B. protists
C. bivalves
D. fungi
Answer: | B |
null | Question: What type of movement is caused by erosion from direct gravity?
Options:
A. mass movement
B. electron movement
C. normal movement
D. frictional movement
Answer: | A |
null | Question: Soft cartilage gradually turns into hard bone through what process?
Options:
A. calcification
B. ossification
C. oxidation
D. elongation
Answer: | B |
null | Question: What are mammals that lay eggs called?
Options:
A. amphibians
B. kangaroos
C. herbivores
D. monotremes
Answer: | D |
null | Question: What does the gizzard in birds contain that allows them to grind food?
Options:
A. teeth
B. swallowed stones
C. acid
D. bile
Answer: | B |
null | Question: What is it called when pollen from one plant fertilizes another plant of the same species?
Options:
A. cross - vegetation
B. cross-typing
C. cross-pollination
D. cross-breeding
Answer: | C |
null | Question: What is the layman's term for a state in which external stimuli are received but not consciously perceived?
Options:
A. dreaming
B. homeostasis
C. sleep
D. immunity
Answer: | C |
null | Question: Are thunderstorms more likely where the ground temperatures are extremely high or extremely low?
Options:
A. extremely low
B. somewhat low
C. somewhat high
D. extremely high
Answer: | D |
null | Question: What distinguishing feature predates the branching of mammals from other vertebrates?
Options:
A. eggs
B. backbone
C. adaptation
D. teeth
Answer: | B |
null | Question: Stress building up at the same rate over time at a fault causes what phenomenon?
Options:
A. erosion
B. volcanoes
C. storms
D. earthquakes
Answer: | D |
null | Question: Electrons always result in what?
Options:
A. an contraposition that is larger than the parent atom
B. an dissociative that is larger than the parent atom
C. A HYPER-PIGMENTATION THAT IS LARGER THAN THE PARENT ATOM
D. an anion that is larger than the parent atom
Answer: | D |
null | Question: Electrons in covalent compounds are shared between the two atoms, unlike the case in what type of bonds?
Options:
A. weak bonds
B. soluble bonds
C. horizontal bonds
D. ionic bonds
Answer: | D |
null | Question: Endoscopes are used to explore the body through various orifices or these?
Options:
A. ocular cavity
B. major incisions
C. minor incisions
D. dermal tears
Answer: | C |
null | Question: In some cases, the nervous system directly stimulates endocrine glands to release hormones, which is referred to as what?
Options:
A. active stimuli
B. functional stimuli
C. brain stimuli
D. neural stimuli
Answer: | D |
null | Question: What function does a vacuole do for a cell?
Options:
A. storage
B. reproduction
C. division
D. transfer
Answer: | A |
null | Question: Which theory is the idea that the characteristics of living organisms are controlled by genes, which are passed from parents to their offspring?
Options:
A. evolution theory
B. species theory
C. gene theory
D. fossil theory
Answer: | C |
null | Question: Which area of the human heart pumps the blood to the right ventricle?
Options:
A. left ventricle
B. left atrium
C. right atrium
D. true atrium
Answer: | C |
null | Question: What will be the effect to an organism if its homeostasis is not maintained?
Options:
A. weight regulation
B. death or disease
C. slow aging
D. healthy mental state
Answer: | B |
null | Question: In the case of a light bulb, electricity is converted to light and what kind of energy?
Options:
A. chemical
B. abstract
C. nuclear
D. thermal
Answer: | D |
null | Question: Is the heat of reaction positive or negative for an endothermic reaction?
Options:
A. Negative
B. Both
C. Neither
D. positive
Answer: | D |
null | Question: What is the rate at which a specific allele appears within a population called?
Options:
A. allele commonness
B. trait frequency
C. allele frequecy
D. allele rarity
Answer: | C |
null | Question: Where do most red algae species live?
Options:
A. rivers
B. lakes
C. oceans
D. seas
Answer: | C |
null | Question: According to the special theory of relativity, no physical object can equal or exceed the speed of what?
Options:
A. energy
B. weight
C. light
D. air
Answer: | C |
null | Question: The attraction of an atom for the electrons of a covalent bond is its what?
Options:
A. weight
B. electronegativity
C. brightness
D. hardness
Answer: | B |
null | Question: Assume a molecule must cross the plasma membrane into what?
Options:
A. circle
B. shell
C. cell
D. atom
Answer: | C |
null | Question: Bacterial stis include chlamydia, gonorrhea, and syphilis are diseases that can usually be cured with what?
Options:
A. antihistamines
B. antivirals
C. antibiotics
D. antioxidants
Answer: | C |
null | Question: A species that benefits and harms the host organism is called a what?
Options:
A. host
B. predators
C. parasite
D. viruses
Answer: | C |
null | Question: What is the term for flowering seed plants?
Options:
A. gymnosperms
B. perennials
C. angiosperms
D. spores
Answer: | C |
null | Question: What process is the opposite of nitrogen fixation?
Options:
A. respiration
B. denitrification
C. percolation
D. digestion
Answer: | B |
null | Question: The axon terminates on muscle fibers at the neuromuscular junction. acetylcholine is released at this specialized synapse, which causes the muscle action potential to begin, following a large potential known as an end plate potential. when the lower motor neuron excites the muscle fiber, it contracts. all of this occurs in a fraction of a second, but this story is the basis of how this functions?
Options:
A. nervous system
B. cardiovascular system
C. muscular system
D. respiratory system
Answer: | A |
null | Question: How do invertebrates reproduce?
Options:
A. constantly
B. randomly
C. sexually
D. asexually
Answer: | C |
null | Question: When electricity is passed through solid sodium it changes into what and gives off light?
Options:
A. liquids
B. hydrocarbons
C. gas
D. plasma
Answer: | C |
null | Question: In aquatic communities, the main producers are photosynthetic protists and what?
Options:
A. prokaryotes
B. crustaceans
C. arthropods
D. eukaryotes
Answer: | A |
null | Question: Which factor causes a cannon ball to move horizontally and then fall on the ground?
Options:
A. fluid motion
B. projectile motion
C. cone motion
D. downward motion
Answer: | B |
null | Question: What makes up most of the interior of a plant?
Options:
A. transport tissue
B. support tissue
C. conjunction tissue
D. ground tissue
Answer: | D |
null | Question: Fish use some of their fins to propel themselves through the water and others to do what?
Options:
A. steer
B. reproduce
C. breathe
D. rest
Answer: | A |
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