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null | Question: What parts of the cell does cell differentiation involve changes in?
Options:
A. cystine and cell wall
B. cell membrane and nucleus
C. cytoplasm and cell wall
D. endoderm and epidermis
Answer: | C |
null | Question: What results when a warm air mass runs into a cold air mass?
Options:
A. cool front
B. rough front
C. warm front
D. dry front
Answer: | C |
null | Question: Where do you find the greatest biodiversity?
Options:
A. in the tundra
B. in the tropics
C. in shallow lakes
D. at the poles
Answer: | B |
null | Question: Fruit comes from the ovaries of what types of plants?
Options:
A. sprouting
B. flowering
C. deciduous
D. perennial
Answer: | B |
null | Question: What prevents an object from moving in a straight line at a constant speed?
Options:
A. matter
B. force
C. friction
D. weight
Answer: | B |
null | Question: Hotspots can be used to tell the speed and direction that what object is moving?
Options:
A. glaciers
B. plates
C. electrons
D. crystals
Answer: | B |
null | Question: What behavior includes all the ways that animals interact with each other and the environment?
Options:
A. animal behavior
B. instinct
C. adaptation
D. interdependence
Answer: | A |
null | Question: The type of bond that forms between molecules is called what?
Options:
A. fission bond
B. hydrogen bond
C. helium bond
D. covalent bond
Answer: | B |
null | Question: What map coordinates correspond to similar climate zones and life zones?
Options:
A. latitude and longitude
B. altitude and latitude
C. the poles
D. equator and poles
Answer: | B |
null | Question: Liquid water changing to water vapor is called?
Options:
A. oxidation
B. evaporation
C. respiration
D. transpiration
Answer: | B |
null | Question: What term is used to describe an immunity that occurs after exposure to an antigen either from a pathogen or a vaccination?
Options:
A. herd immunity
B. adaptive immunity
C. autoimmunity
D. variation immunity
Answer: | B |
null | Question: What are the major types anchoring proteins?
Options:
A. claudins and occludins
B. semimetals and occludins
C. claudins and semimetals
D. amino and fatty acids
Answer: | A |
null | Question: What is the study of how living organisms interact with each other and with their environment?
Options:
A. genetics
B. zoology
C. botany
D. ecology
Answer: | D |
null | Question: Paint keeps oxygen and water from coming into direct contact with the metal, which prevents what?
Options:
A. corrosion
B. heat
C. filtration
D. evaporation
Answer: | A |
null | Question: More than half the compounds produced by the chemical industry are what?
Options:
A. replacement polymers
B. gas polymers
C. artificial polymers
D. synthetic polymers
Answer: | D |
null | Question: The collision of what is responsible for massive earthquakes?
Options:
A. fault lines
B. two continents
C. tidal currents
D. weather fronts
Answer: | B |
null | Question: What anatomical structure serves as the conduit of the oocyte from the ovary to the uterus?
Options:
A. urethra
B. nephrons
C. uterine tubes
D. ureters
Answer: | C |
null | Question: What bodily structures consist of the endothelium and its basal lamina?
Options:
A. capillaries
B. muscles
C. veins
D. fibers
Answer: | A |
null | Question: What reproductive part is stored in a plant's pollen?
Options:
A. the gamete
B. the egg
C. the sperm
D. the mimic
Answer: | C |
null | Question: What consist of chains of small molecules called nucleotides?
Options:
A. nucleic acids
B. structural acids
C. nitrous acids
D. Atomic acids
Answer: | A |
null | Question: What is the term for organisms that make their own food?
Options:
A. monocots
B. omnivores
C. autotrophs
D. plastids
Answer: | C |
null | Question: What type of gas is delivered to homes to use for cooking and heating?
Options:
A. nuetralized gas
B. fluid gas
C. compounded gas
D. natural gas
Answer: | D |
null | Question: Most scientists think that ordinary matter makes up how much of the total matter in the universe?
Options:
A. about half
B. less than half
C. greater than half
D. more than half
Answer: | B |
null | Question: Nucleic acids contain the information needed for cells to make what?
Options:
A. proteins
B. lipids
C. metabolytes
D. protons
Answer: | A |
null | Question: What is the smallest part of an element called?
Options:
A. nucleus
B. atom
C. neutron
D. core
Answer: | B |
null | Question: Organs of what male biological system include the penis, testes, and epididymis?
Options:
A. immune system
B. circulatory system
C. reproductive system
D. romantic system
Answer: | C |
null | Question: What do we call zeros that appear after nonzero digits?
Options:
A. significant digits
B. placeholders
C. left-end zeros
D. right-end zeros
Answer: | D |
null | Question: What kind of light bulb has a tungsten filament?
Options:
A. fluorescent
B. incandescent
C. sodium
D. translucent
Answer: | B |
null | Question: Somatic cells come from the body and are not what, like sperm or eggs are?
Options:
A. organic
B. toxins
C. gametes
D. spores
Answer: | C |
null | Question: What is used to describe gas concentrations of a solution?
Options:
A. atom fractions
B. fixation fractions
C. mesh fractions
D. mole fractions
Answer: | D |
null | Question: What type of pressure is the pressure exerted by gas particles in earth’s atmosphere as those particles collide with objects?
Options:
A. atmospheric pressure
B. adjacent pressure
C. adjacent pressure
D. vertical pressure
Answer: | A |
null | Question: What are the "building blocks" of proteins?
Options:
A. hormones
B. enzymes
C. nucleic acids
D. amino acids
Answer: | D |
null | Question: Most organisms could not survive without what being present to speed up biochemical reactions?
Options:
A. hormones
B. lipids
C. enzymes
D. vitamins
Answer: | C |
null | Question: Cytokinins promote cell division and prevent what?
Options:
A. apoptosis
B. senescence
C. deficiency
D. mutations
Answer: | B |
null | Question: What is a copy of an image formed by reflection or refraction?
Options:
A. an example
B. an image
C. a photographic image
D. a mirror image
Answer: | B |
null | Question: What type of direction does a phase change depend on?
Options:
A. weight transfer
B. humidity transfer
C. heat transfer
D. power transfer
Answer: | C |
null | Question: What is the study of how forces affect the motion of objects?
Options:
A. dynamics
B. kinematics
C. behaviors
D. acceleration
Answer: | A |
null | Question: All biochemical molecules have oxygen, carbon, and what other element?
Options:
A. hydrogen
B. nitrogen
C. calcium
D. helium
Answer: | A |
null | Question: X and y are the labels of what specialized human chromosomes?
Options:
A. protein chromosomes
B. carb chromosomes
C. sex chromosomes
D. exotic chromosomes
Answer: | C |
null | Question: Ciliary muscles control the shape of the lens, which bends light and focuses it on what?
Options:
A. the vitreous fluid
B. the retina
C. the pupil
D. the cornea
Answer: | B |
null | Question: The modern model of the atom, which scientists call the quantum mechanical model, is based on what scientist's work on orbitals?
Options:
A. schrödinger
B. Newton
C. Sagan
D. Bohr
Answer: | A |
null | Question: What form of radiation is the energy emitted by the sun?
Options:
A. seismic
B. electromagnetic
C. magnetic
D. thermal
Answer: | B |
null | Question: Within the chloroplast, synthesis of what takes place in the fluid inside the inner membrane called the stroma?
Options:
A. wheat
B. fructose
C. sugar
D. glucose
Answer: | C |
null | Question: Water is an oxide of what element?
Options:
A. carbon
B. helium
C. nitrogen
D. hydrogen
Answer: | D |
null | Question: At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen?
Options:
A. hemoglobin
B. leukocytes
C. plasma
D. platelets
Answer: | A |
null | Question: What hormone does the endocrine system secrete to help cells absorb blood sugar?
Options:
A. glucose
B. insulin
C. testosterone
D. Cortisol
Answer: | B |
null | Question: Prescribed to treat allergies, antihistamines and corticosteroids help control what system that attacks allergens?
Options:
A. nervous system
B. cardiovascular
C. immune system
D. reproductive system
Answer: | C |
null | Question: What is the only way to completely avoid stis?
Options:
A. contraceptive use
B. cover your mouth
C. oral sex
D. avoid sexual contact
Answer: | D |
null | Question: What property of warm air causes it to rise above cold air?
Options:
A. lower density
B. higher temperature
C. greater density
D. greater pressure
Answer: | A |
null | Question: What is the term for when an embryo fixes itself to the side of the uterus?
Options:
A. parasite
B. implantation
C. bacterial
D. exploration
Answer: | B |
null | Question: What type of behavioral rhythms are linked to the yearly cycle of seasons?
Options:
A. biannual
B. annual
C. monthly
D. circannual
Answer: | D |
null | Question: What is a waste product from fossil fuel burning?
Options:
A. co2 emissions
B. oxidation
C. smog
D. hydrogen gas
Answer: | A |
null | Question: During the typical human female ovulation cycles, how many eggs are released?
Options:
A. two
B. three
C. one
D. four
Answer: | C |
null | Question: What was the first widely used antibiotic?
Options:
A. benadryl
B. alcohol
C. aspirin
D. penicillin
Answer: | D |
null | Question: Molds that grow on bread are from what kingdom?
Options:
A. fungi
B. pollen
C. animal
D. yeast
Answer: | A |
null | Question: This calcification prevents diffusion of nutrients into the matrix, resulting in what dying and the opening up of cavities in the diaphysis cartilage?
Options:
A. phytocytes
B. nanoparticles
C. chondrocytes
D. keratinocytes
Answer: | C |
null | Question: Bacterial stis can be cured with what?
Options:
A. antioxidants
B. antiviral drugs
C. pesticides
D. antibiotics
Answer: | D |
null | Question: What structure consists of an outer layer of cells called the trophoblast and an inner cell mass called the embryoblast?
Options:
A. blastocyst
B. cytoplasm
C. nucleus
D. cell wall
Answer: | A |
null | Question: What season is it in the southern hemisphere when it's winter in the northern?
Options:
A. summer
B. Winter
C. autumn
D. Spring
Answer: | A |
null | Question: What can sodium ions not pass through?
Options:
A. Lipid Control
B. benthic lipid bilayer
C. nonpolar lipid bilayer
D. narrowness lipid bilayer
Answer: | C |
null | Question: Electromagnetic waves are comprised of what two types of energy?
Options:
A. magnetic and gravitational
B. electric and magnetic
C. solar and kinetic
D. kinetic and electric
Answer: | B |
null | Question: What is formed when hot lava cools?
Options:
A. mineral crystals
B. hydrogen crystals
C. lava rock
D. magma crystals
Answer: | A |
null | Question: Programmed cell death is also known as?
Options:
A. sepsis
B. apoptosis
C. suicide
D. necrosis
Answer: | B |
null | Question: Radioactive nuclei and particles are represented by which symbols?
Options:
A. greek
B. compound
C. energy
D. nuclear
Answer: | D |
null | Question: What is the term for tough protein fibers that connects bones to each other?
Options:
A. ligaments
B. tetons
C. cords
D. muscles
Answer: | A |
null | Question: This inverse relationship between solubility and temperature can be understood by looking at a what?
Options:
A. potassium model
B. a slide
C. nutrient model
D. molecular model
Answer: | D |
null | Question: What is measured using units pascal, bar, atmosphere or mmhg?
Options:
A. pressure
B. push
C. Muscle
D. fuel
Answer: | A |
null | Question: Stomata must control the transpiration of water vapor and the exchange of carbon dioxide and oxygen that take place during what process?
Options:
A. spermatogenesis
B. glycolysis
C. fertilization
D. photosynthesis
Answer: | D |
null | Question: What is the main element in organic compounds?
Options:
A. carbon
B. hydrogen
C. nitrogen
D. oxygen
Answer: | A |
null | Question: What is the major selective advantage of myelination?
Options:
A. heat regulation
B. storage capacity
C. space efficiency
D. potentiation
Answer: | C |
null | Question: Behind the pupil, a single lens focuses light on a layer of what?
Options:
A. chloroplasts
B. photoreceptors
C. electrons
D. photons
Answer: | B |
null | Question: What are algae that live in colonies of hundreds of cells called?
Options:
A. rhodophyta
B. euglenids
C. volvox
D. chlorophyta
Answer: | C |
null | Question: What are the three ways to control the transcription of an operon?
Options:
A. repressive, activator, spontaneous
B. repressive, activator, inducible
C. transparent , activator , inducible
D. hormonal, repressive, activator,
Answer: | B |
null | Question: What type of mirror is shaped like the outside of a bowl?
Options:
A. vertex
B. slope
C. concave
D. convex
Answer: | D |
null | Question: What do you call the process in which a community changes through time?
Options:
A. ecological succession
B. spontaneous mutation
C. natural selection
D. continuous succession
Answer: | A |
null | Question: Microwaves are converted into what kind of energy in a microwave oven?
Options:
A. light energy
B. solar energy
C. thermal energy
D. mechanical energy
Answer: | C |
null | Question: What is just below the cerebrum and coordinates body movements?
Options:
A. bloodstream
B. cerebellum
C. hypothalamus
D. spinal cord
Answer: | B |
null | Question: Claw ends of hammers and flagpole pulleys are examples of simple machines that reverse what?
Options:
A. direction of work
B. direction of power
C. direction of force
D. direction of friction
Answer: | C |
null | Question: Genetic variation helps ensure that some organisms will survive if what happens?
Options:
A. there's an earthquake
B. they get eaten
C. their environment changes
D. they die
Answer: | C |
null | Question: What is the smallest portion of a crystal lattice?
Options:
A. ionic cell
B. function cell
C. unit cell
D. element cell
Answer: | C |
null | Question: Altitude is height above what?
Options:
A. the water table
B. the earth's surface
C. sea level
D. the earth's core
Answer: | C |
null | Question: What scientist and monk is best known for his experiments with pea plants?
Options:
A. charles darwin
B. aristotle
C. gregor mendel
D. steiner mendel
Answer: | C |
null | Question: What controls what moves inside and outside the cell?
Options:
A. the plasma membrane
B. mitochondria
C. golgi apparatus
D. nucleus
Answer: | A |
null | Question: What forms in the ocean from the seafloor spreading?
Options:
A. underwater volcanoes
B. earthquakes
C. new oceanic crust
D. tsunamis
Answer: | C |
null | Question: What is the main component of phytoplankton?
Options:
A. algae
B. seawater
C. coral
D. sponge
Answer: | A |
null | Question: What type of biomes have water containing little or no salt?
Options:
A. coastal biomes
B. marine biomes
C. freshwater biomes
D. aquatic biomes
Answer: | C |
null | Question: Variation in muscle cells gives further insight into some benefits of what type of respiration?
Options:
A. aerobic
B. anaerobic
C. natural
D. enzymatic
Answer: | B |
null | Question: What are the cell walls of fungi made of?
Options:
A. casein
B. lectin
C. proteins
D. chitin
Answer: | D |
null | Question: Counterweights and diagonal steel beams are used in buildings to hold down what?
Options:
A. gravity
B. traction
C. inertia
D. sway
Answer: | D |
null | Question: What do animals store with the help of saturated fatty acids?
Options:
A. protein
B. oxygen
C. energy
D. sugar
Answer: | C |
null | Question: The vector of what organism is significant on a map showing the location of malaria?
Options:
A. fungi
B. mosquito
C. virus
D. worm
Answer: | B |
null | Question: Each species of legume is associated with a strain of __________
Options:
A. agrobacterium
B. fungi
C. rhizobium
D. heliotropium
Answer: | C |
null | Question: Plants require air, water, nutrients, and what in order to live and survive?
Options:
A. gravity
B. money
C. light
D. entertainment
Answer: | C |
null | Question: How does the bacteria look when seen with the naked eye?
Options:
A. oily smear
B. slimy smear
C. dry smear
D. slippery smear
Answer: | B |
null | Question: What reinforces the thin walls of the right ventricle and plays a crucial role in cardiac conduction?
Options:
A. pores valve
B. pores band
C. moderator band
D. moderator valve
Answer: | C |
null | Question: What are made of long chains consisting almost solely of carbon and hydrogen?
Options:
A. lipids
B. enzymes
C. nucleic acids
D. proteins
Answer: | A |
null | Question: What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide?
Options:
A. hydrogen reactions
B. material reactions
C. combustion reactions
D. chemical reactions
Answer: | C |
null | Question: How many low and high tides occur per day?
Options:
A. six
B. two
C. ten
D. four
Answer: | B |
null | Question: What occurs when the amount of solute dissolved exceeds the solubility of the solute?
Options:
A. salination
B. saturation
C. absorption
D. stimulation
Answer: | B |
null | Question: Why is runoff from artificial fertilizer harmful to the chesapeake bay ecosystem?
Options:
A. leaks food
B. causes pollution
C. causes erosion
D. starts combustion
Answer: | B |
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