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null | Question: Some plants have stolons, or stems, that run along the ground and are commonly called what?
Options:
A. stages
B. shoots
C. runners
D. roots
Answer: | C |
null | Question: Prokaryotic cells do not have a nucleus but instead generally have a single chromosome, a piece of double-stranded dna located in an area of the cell called the what?
Options:
A. cytoplasm
B. lysosome
C. nucleoid
D. spicule
Answer: | C |
null | Question: What do you call air flowing over earth’s surface?
Options:
A. wind
B. air pressure
C. steam
D. gas
Answer: | A |
null | Question: In angiosperms, flowers and fruits are adaptations essential for what process?
Options:
A. death
B. photosynthesis
C. variation
D. reproduction
Answer: | D |
null | Question: The strength of an acid depends on how many of which ions it produces when it dissolves in water?
Options:
A. helium
B. hydrogen
C. carbon
D. silicon
Answer: | B |
null | Question: What type of bacteria stains red?
Options:
A. gram-negative bacteria
B. calcium - negative bacteria
C. kilogram-negative bacteria
D. gram - such bacteria
Answer: | A |
null | Question: When is melatonin secreted?
Options:
A. at night
B. all day
C. in the morning
D. in the afternoon
Answer: | A |
null | Question: Early types of what animals were the first vertebrates that moved onto land and have true lungs, although they had to return to the water to reproduce?
Options:
A. birds
B. mammals
C. reptiles
D. amphibians
Answer: | D |
null | Question: What occurs when the bronchioles swell and the muscles around the bronchioles contract?
Options:
A. allergies
B. bronchitis
C. nausea
D. asthma
Answer: | D |
null | Question: Ocean water releases dissolved carbon dioxide into the atmosphere when what happens to the temperature?
Options:
A. Later
B. Drops
C. it rises
D. Goes Down
Answer: | C |
null | Question: The length of a rectangular surface multiplied by its width is equal to what?
Options:
A. area
B. height
C. circumference
D. volume
Answer: | A |
null | Question: What organs are the main organs of the urinary system?
Options:
A. prostate
B. spleen
C. gall bladder
D. kidneys
Answer: | D |
null | Question: In plants, a high concentration of iaa inhibits what?
Options:
A. Cell reproduction
B. same elongation
C. technology elongation
D. cell elongation
Answer: | D |
null | Question: What type of climate does the coast of california have?
Options:
A. arctic
B. rainforest
C. tropical
D. mediterranean
Answer: | D |
null | Question: When heat flows into an object, its thermal energy increases and so does its what?
Options:
A. temperature
B. speed
C. color
D. matter
Answer: | A |
null | Question: The electrode at which oxidation occurs is called?
Options:
A. the anode
B. cathode
C. diode
D. calomel
Answer: | A |
null | Question: What occur when elements switch places in compounds?
Options:
A. chemical reaction
B. replacement reactions
C. chain reaction
D. chemical interaction
Answer: | B |
null | Question: What record provides evidence that new species develop to fill the habitats where old species lived following a mass extinction?
Options:
A. climate record
B. fossil record
C. fossil fuels
D. erosion record
Answer: | B |
null | Question: What descend from clouds in funnel-like shapes that spin violently, producing powerful winds?
Options:
A. currents
B. hurricanes
C. tornadoes
D. rains
Answer: | C |
null | Question: How many types of galaxies are there?
Options:
A. five
B. one
C. two
D. three
Answer: | D |
null | Question: What forms when secondary alcohols oxidize?
Options:
A. electrons
B. chromosomes
C. ions
D. ketones
Answer: | D |
null | Question: What phenomenon occurs when strong winds blow surface water away from shore, allowing deeper water to flow to the surface and take its place?
Options:
A. hurricane
B. upwelling
C. tsunami
D. percolating
Answer: | B |
null | Question: What is the name of the protective layer of gases that surrounds the earth and blocks harmful rays from the sun?
Options:
A. the protector
B. the corona
C. the atmosphere
D. the coma
Answer: | C |
null | Question: A binary molecular compound is a molecular compound that is composed of what?
Options:
A. two atoms
B. four atoms
C. four elements
D. two elements
Answer: | D |
null | Question: What occurs when there are differences in fitness among a population?
Options:
A. natural process
B. evolution
C. natural change
D. natural selection
Answer: | D |
null | Question: What is the fusing of two or more smaller nuclei to form a single, larger nucleus?
Options:
A. nuclear fusion
B. likely fusion
C. atomic fusion
D. radiactive fusion
Answer: | A |
null | Question: Certain medications can suppress the immune system. this is an intended effect of drugs given to people with what?
Options:
A. infections
B. transplanted organs
C. genetic disorders
D. benign tumors
Answer: | B |
null | Question: What occurs when light reflects off a very smooth surface and forms a clear image?
Options:
A. regular reflection
B. projection
C. refraction
D. absorption
Answer: | A |
null | Question: What zone is the narrow strip along the coastline that is covered by water at high tide and exposed to air at low tide?
Options:
A. intertidal zone
B. aquifer zone
C. astrolabe zone
D. disturbance zone
Answer: | A |
null | Question: The waves on the strings of musical instruments are transverse—so are electromagnetic waves, such as visible light. sound waves in air and water are this?
Options:
A. symmetrical
B. hydroelectric
C. horizontal
D. longitudinal
Answer: | D |
null | Question: What process of gradual change is the source of diversity of life on earth?
Options:
A. development
B. evolution
C. variation
D. creation
Answer: | B |
null | Question: What is the term for a state of matter that yields to sideways or shearing forces?
Options:
A. gravity
B. fluid
C. plasma
D. solid
Answer: | B |
null | Question: What is the term for a structure composed of more than one type of tissue?
Options:
A. system
B. organ
C. cortex
D. marrow
Answer: | B |
null | Question: What kind of energy can both cause cancer and help in detecting and treating it?
Options:
A. electricity
B. wind
C. heat
D. radiation
Answer: | D |
null | Question: Atherosclerosis and coronary heart disease are examples of what type of body system disease?
Options:
A. cardiovascular system
B. excretory system
C. digestive system
D. connective system
Answer: | A |
null | Question: Darwin found that, since all species are related to each other and some of them evolve together, so they develop similar what?
Options:
A. adaptations
B. appearance
C. systems
D. language
Answer: | A |
null | Question: Monoecious flowers are also known as “perfect” flowers because they contain both types of what organ?
Options:
A. respiratory organ
B. sex organ
C. phloem
D. vascular organ
Answer: | B |
null | Question: What device is a magnetic disc that provides long-term storage for programs and data?
Options:
A. cassette
B. floppy drive
C. hard drive
D. software
Answer: | C |
null | Question: What is the first direct action of growth hormone?
Options:
A. stimulation of monoglyceride production
B. stimulation of triglyceride breakdown
C. stimulation of monoglyceride breakdown
D. stimulation of triglyceride production
Answer: | B |
null | Question: In comparison to light, the speed of sound is faster or slower?
Options:
A. the same
B. slower
C. sound does does not travel
D. faster
Answer: | B |
null | Question: Rabies transmission occurs when saliva from an infected mammal enters a wound. the virus travels through neurons in the peripheral nervous system to the central nervous system where it impairs this?
Options:
A. brain function
B. reproduction system
C. lung function
D. skeletal system
Answer: | A |
null | Question: What does the a1c test measure over the past two to three months?
Options:
A. cholesterol levels
B. RBC levels
C. blood-glucose levels
D. albumin levels
Answer: | C |
null | Question: Reflected in their relatively high level of intelligence and their ability to learn new behaviors, what organs tend to be relatively large in primates?
Options:
A. brains
B. lungs
C. hearts
D. kidneys
Answer: | A |
null | Question: Action potentials occur whenever a depolarization increases the membrane voltage to a particular value called what?
Options:
A. threshold
B. ohms
C. velocity
D. fraction
Answer: | A |
null | Question: A flower's colors come from what part of the plant?
Options:
A. Petiole
B. vacuole
C. glycogen
D. Internode
Answer: | B |
null | Question: A hydrogen atom with one neutron is called what?
Options:
A. ionic
B. covalent
C. deuterium
D. magnesium
Answer: | C |
null | Question: Alveoli can be found in which organ in the human body?
Options:
A. Heart
B. lungs
C. Stomach
D. Liver
Answer: | B |
null | Question: What is the protein that carries iron that binds with oxygen in red blood cells?
Options:
A. potassium
B. insulin
C. hemoglobin
D. keratin
Answer: | C |
null | Question: Name the process that produces many copies of a certain gene.
Options:
A. gene addition
B. gene multiplication
C. gene cloning
D. gene diversion
Answer: | C |
null | Question: What is the lowest level of organism that can perform all activities required for life?
Options:
A. nucleus
B. atom
C. system
D. cell
Answer: | D |
null | Question: What is the term for the amount of space taken up by an object?
Options:
A. volume
B. mass
C. weight
D. size
Answer: | A |
null | Question: Gymnosperms have evolved to include what?
Options:
A. flowers
B. seeds
C. stems
D. cells
Answer: | B |
null | Question: Which group of the periodic table consists of hydrogen and the alkali metals?
Options:
A. group 1
B. group 3
C. group 4
D. group 2
Answer: | A |
null | Question: All compounds, whether ionic or covalent, must be what?
Options:
A. electrically neutral
B. metallic neutral
C. organic neutral
D. abnormal neutral
Answer: | A |
null | Question: Reasoning can be broken down into two categories: deduction and?
Options:
A. preduction
B. conduction
C. invention
D. induction
Answer: | D |
null | Question: What is the name of the study of heat engines?
Options:
A. chemistry
B. biology
C. Chemical dynamics
D. thermodynamics
Answer: | D |
null | Question: The anatomy of primate eyes shows they tend to rely more on vision than what sense, which is dominant in many other mammals?
Options:
A. touch
B. taste
C. hearing
D. smell
Answer: | D |
null | Question: In astronomy, what are so dense that not even light can escape their gravity?
Options:
A. black holes
B. red holes
C. black rods
D. dwarf stars
Answer: | A |
null | Question: What are chemical reactions represented by?
Options:
A. nuclear equations
B. liquid equations
C. chemical equations
D. carbon equations
Answer: | C |
null | Question: Snakes are which type of animal?
Options:
A. herbivorous
B. carnivorous
C. omnivores
D. vegivors
Answer: | B |
null | Question: What two layers is the skin made of?
Options:
A. layers and dermis
B. epidermis and dermis
C. Blood and dermis
D. respiration and dermis
Answer: | B |
null | Question: Some products contain iron filings that will react with air to release what type of energy?
Options:
A. mechanical
B. physical
C. spectral
D. thermal
Answer: | D |
null | Question: The most common mode of asexual reproduction is through the formation of asexual these?
Options:
A. cells
B. spores
C. atoms
D. fibers
Answer: | B |
null | Question: Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this?
Options:
A. dna
B. chromosomes
C. sperm
D. eggs
Answer: | C |
null | Question: Acids are associated with a low number on which scale?
Options:
A. metric
B. ionic
C. acidic
D. ph
Answer: | D |
null | Question: What is the process of making an observation in terms of a numerical scale and recording the value?
Options:
A. measurement
B. ambient
C. graduation
D. respiration
Answer: | A |
null | Question: What is the minimum number of pulleys needed for a compound pulley?
Options:
A. 2
B. 1
C. 4
D. zero
Answer: | A |
null | Question: What does convection within the earth's mantel cause?
Options:
A. hurricanes
B. microorganisms to move
C. volcanos
D. plates to move
Answer: | D |
null | Question: How are aquatic biomes often classified?
Options:
A. amount of light
B. amount of life
C. depth
D. amount of salt
Answer: | D |
null | Question: Many fungi protect themselves from parasites and predators by producing what?
Options:
A. toxic chemicals
B. pheromes
C. ammonia
D. gaseous chemicals
Answer: | A |
null | Question: What type of mammal gives birth to young that need to develop further in the mother's pouch after birth?
Options:
A. whales
B. aborigines
C. humans
D. marsupials
Answer: | D |
null | Question: The domain geometry for a molecule with four electron pairs is called what?
Options:
A. linear
B. tetrahedral
C. bent
D. trigonal planar
Answer: | B |
null | Question: Colonial organisms were probably one of the first evolutionary steps towards which type of organisms?
Options:
A. mutated
B. fetus
C. multicellular
D. double cellular
Answer: | C |
null | Question: In living systems, diffusion of substances into and out of cells is mediated by the what membrane?
Options:
A. ferment
B. gas
C. fluid
D. plasma
Answer: | D |
null | Question: What is harmless water vapor, for a powerplant?
Options:
A. wind
B. plasma
C. fog
D. steam
Answer: | D |
null | Question: Light has the properties of both a wave and what else?
Options:
A. particle
B. atom
C. electron
D. nucleus
Answer: | A |
null | Question: What type of learning is done from past experiences and reasoning?
Options:
A. insight learning
B. rational learning
C. consequence learning
D. transformation learning
Answer: | A |
null | Question: Soda fizzes when what common gas comes out of solution?
Options:
A. nitrous oxide
B. helium
C. carbon monoxide
D. carbon dioxide
Answer: | D |
null | Question: Some enzymes require the presence of a non-protein molecule to function properly. what is that molecule called?
Options:
A. prothetic
B. substrate
C. cofactor
D. coenzymes
Answer: | C |
null | Question: What type of resource is water power?
Options:
A. nonrenewable
B. geothermal
C. renewable
D. biological
Answer: | C |
null | Question: What are small planets in our solar system called?
Options:
A. scrub planets
B. Tiny planets
C. dwarf planets
D. light planets
Answer: | C |
null | Question: In what century was the microscope invented?
Options:
A. 17th
B. 16th
C. 20th
D. 15th
Answer: | A |
null | Question: What system is the brain the control center of?
Options:
A. adrenal
B. fibrous
C. circulatory
D. nervous
Answer: | D |
null | Question: When an action and reaction occur, what is transferred from one object to the other, yet in combination it remains the same?
Options:
A. energy
B. momentum
C. matter
D. force
Answer: | B |
null | Question: Habitat loss, introduced species, overharvesting, and global change are major threats to what?
Options:
A. biodiversity
B. the earth's gravity
C. transportation
D. the sun
Answer: | A |
null | Question: What is the vaccine to prevent infection of hpv?
Options:
A. HIV
B. herpes
C. cervical
D. gardasil
Answer: | D |
null | Question: The structure of the gas carbon dioxide consists of one atom of carbon and two atoms of what?
Options:
A. sulfur
B. oxygen
C. methane
D. Helium
Answer: | B |
null | Question: Both diffusion and effusion are related to the speed at which what objects move?
Options:
A. solids
B. gas molecules
C. electricity
D. copper molecules
Answer: | B |
null | Question: Represented in equations by the letter "g", what pulls objects down to the earth's surface?
Options:
A. energy
B. motion
C. gravity
D. light
Answer: | C |
null | Question: Somatosensation includes all sensation received from the skin and mucous membranes, as well as from these?
Options:
A. limbs and joints
B. glial cells
C. five senses
D. organs
Answer: | A |
null | Question: Gated ion channels have a central role in what system's function?
Options:
A. skeletal
B. endocrine
C. nervous
D. generous
Answer: | C |
null | Question: What is the measure of electric current?
Options:
A. watts
B. intensity
C. ampheres
D. volts
Answer: | C |
null | Question: What is the wheeled robot developed by nasa to explore the surface of mars?
Options:
A. mars robot
B. mars SUV
C. mars rover
D. mars driver
Answer: | C |
null | Question: Pressure and ________ are directly proportional at a constant volume?
Options:
A. temperature
B. speed
C. precipitation
D. heating
Answer: | A |
null | Question: Tanning salons claim to use a “safe” form of what light, with a longer wavelength than that in sunlight?
Options:
A. infrared
B. X rays
C. microwave
D. uv (ultraviolet)
Answer: | D |
null | Question: What kind of anaerobe is yeast?
Options:
A. mutualistic
B. aerobic
C. obligate
D. facultative
Answer: | D |
null | Question: What is the strength of an earthquake called?
Options:
A. waves
B. magnitude
C. power
D. force
Answer: | B |
null | Question: Of the nine classes of vertebrates, how many are fish?
Options:
A. five
B. three
C. four
D. one
Answer: | A |
null | Question: The mature pollen grain is composed of two cells: the pollen tube cell and which other cell?
Options:
A. glial cell
B. photosynthesis cell
C. generative cell
D. ova
Answer: | C |
null | Question: Ground tissue forms the interior of the stem. the large central vacuoles of ground tissue cells fill with water to support the plant. the cells may also store what?
Options:
A. energy
B. food
C. fuel
D. Water
Answer: | B |
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