prompt stringlengths 51 646 | completion stringclasses 8 values |
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What are elements that generally do not conduct electricity?
A. metal
B. iron
C. copper
D. nonmetals
Answer: | D |
Superconductors expel a magnetic field from their interior. what is this phenomenon known as?
A. meissner effect
B. lauer effect
C. eibner effect
D. weissenberg effect
Answer: | A |
Continually increasing the pressure on the liquid will eventually cause the substance to do what?
A. erode
B. solidify
C. transform
D. explode
Answer: | B |
Hypersensitivity may refer to a maladaptive response of what system toward a harmless foreign substance?
A. immune
B. System
C. brain
D. oxygen
Answer: | A |
Similarity that results from common ancestry is known as what?
A. homology
B. affinity
C. heterogeny
D. duality
Answer: | A |
We all start as a single cell and soon grow into what?
A. nucleus
B. uterus
C. embryo
D. egg
Answer: | C |
Which acid contains only one ionizable hydrogen?
A. monoprotic acid
B. lactic acid
C. amino acid
D. citric acid
Answer: | A |
The epidermis is made of which closely packed cells?
A. nerve cells
B. epithelial cells
C. muscle cells
D. cancer cells
Answer: | B |
What is a double membrane of the nucleus that encloses the genetic material?
A. cell membrane
B. nuclear enevelope
C. nuclear wall
D. cell wall
Answer: | B |
What effect does changing temperature have on a system at equilibrium?
A. the height
B. energy
C. stress
D. movement
Answer: | C |
What type of cancer can the use of tanning beds lead to?
A. skin cancer
B. tissue cancer
C. brain cancer
D. breast cancer
Answer: | A |
Organisms tend to be larger in size at higher what levels?
A. trophic
B. benthic
C. proteolytic
D. Secondary Layer
Answer: | A |
A major step in animal evolution was the evolution of what rigid rod that runs the length of the body?
A. endoderm
B. notochord
C. limbic system
D. mitochondria
Answer: | B |
What is the name of the process that refers to the balance or equilibrium within the cell or a body?
A. static
B. determinants
C. homeostasis
D. hypothesis
Answer: | C |
What is the clear, protective covering on the outside of the eye?
A. retina
B. vitreous fluid
C. iris
D. cornea
Answer: | D |
Deeper layers of rock must be older than layers closer to the surface, this is the law of what?
A. erosion
B. flux
C. superposition
D. diffraction
Answer: | C |
Dentists occasionally use metallic mixtures called amalgams for what?
A. braces
B. tools
C. fillings
D. anesthesia
Answer: | C |
Which infection turns ant's abdomen red and fruit-like and an easy prey for birds?
A. yeast
B. cocklebur
C. neotropicum
D. trichina
Answer: | C |
What do mitochondrions have an inner and outer version of?
A. Fatty Acids
B. Molecule
C. protein
D. membrane
Answer: | D |
Resistance to pesticides in a population of insects is an example of what?
A. macroevolution
B. microevolution
C. redistributions
D. extinction
Answer: | B |
What expresses the mass of substance in terms of the volume occupied by the substance?
A. frequency
B. velocity
C. diameter
D. density
Answer: | D |
What organ is the hypothalamus a part of?
A. brain
B. heart
C. Nervous system
D. liver
Answer: | A |
Urea, ammonia and uric acid are types of what waste, excreted in different forms by different species?
A. methane waste
B. fecal waste
C. carbon waste
D. nitrogenous waste
Answer: | D |
Besides tasting food, what organ is necessary for mastication, deglutition (swallowing), and speech?
A. tongue
B. throat
C. larnyx
D. mouth
Answer: | A |
What is transmitted by moving electrons in an electric current?
A. electrical energy
B. subsequent energy
C. potential energy
D. stellar energy
Answer: | A |
What happens if a molecule forms strong bonds to the catalyst?
A. molecules gets poisoned
B. membrane gets poisoned
C. catalyst gets poisoned
D. surface gets poisoned
Answer: | C |
In general, kinetic energy is the form of energy powering any type of matter in motion, while the energy of position is called what?
A. potential energy
B. thermal energy
C. mechanical energy
D. magnetic energy
Answer: | A |
What event occurs between the two solstices?
A. Leap Year
B. summer
C. equinox
D. Christmas
Answer: | C |
Alveoli can be found in which organ in the human body?
A. Liver
B. Heart
C. Stomach
D. lungs
Answer: | D |
About one-fourth of the blood pumped with each heartbeat enters arteries serving what organs of digestion?
A. stomach
B. bowels
C. lungs
D. intestines
Answer: | D |
The paired bones of the skull are the palatine, zygomatic, nasal, lacrimal, inferior nasal conchae bones, and what else?
A. minilla
B. ventral
C. elongated
D. maxilla
Answer: | D |
Each muscle fiber contains hundreds of organelles called what?
A. myofibrils
B. slow twitch fibres
C. pores
D. fast glycolytic fibres
Answer: | A |
The common cold and flu are examples of human diseases caused by what tiny particles?
A. parasites
B. viruses
C. infections
D. bacteria
Answer: | B |
What are the two layers of the skin?
A. epidermis and dermis
B. epithelial and endometrial
C. dermis and epithelial
D. sebaceous and salivary
Answer: | A |
Light can be used to eject what from a solid material?
A. electrons
B. calories
C. protons
D. neutrons
Answer: | A |
What element is a biochemical compound based on?
A. nitrogen
B. hydrogen
C. oxygen
D. carbon
Answer: | D |
The amniotic sac is attached to what?
A. placenta
B. uterus
C. Stomach
D. Umbilical Cord
Answer: | A |
Which type of respiration helps organisms generate quick bursts of speed, as opposed to long steady movement?
A. anaerobic respiration
B. insertion respiration
C. anabolic respiration
D. digestion respiration
Answer: | A |
When matter reacts, there can be what that comes from nowhere and is unaccounted for?
A. bonds
B. mass
C. combustions
D. concentrations
Answer: | B |
What is located at about 80 degrees north latitude?
A. the equator
B. india
C. alaska
D. the north pole
Answer: | D |
What is a byproduct from the combustion of fossil fuels like coal and gasoline?
A. alcohol
B. nitrogen dioxide
C. carbon monoxide
D. aluminum oxide
Answer: | B |
What can damage animal tissues?
A. nervous stress
B. extreme pressure or temperature
C. wind erosion
D. acid and water exposure
Answer: | B |
Along with other functions, what do carbohydrates, proteins, and lipids provide for the body?
A. carbon
B. hydrogen
C. muscle
D. energy
Answer: | D |
What system of the body uses amylase and pepsin in its functioning?
A. hormonal system
B. respiratory system
C. digestive system
D. circulatory system
Answer: | C |
What are genes located on the sex chromosomes called?
A. diploid genes
B. autosomes
C. dimorphism - linked genes
D. sex-linked genes
Answer: | D |
The posterior pituitary releases which hormone, which stimulates uterine contractions during childbirth?
A. estrogen
B. insulin
C. oxytocin
D. estradiol
Answer: | C |
What consists mainly of parenchymal cells with chloroplasts?
A. mesophyll
B. periosteum
C. chlorophyll
D. mitochondria
Answer: | A |
What is the movement of animals from one place to another?
A. migration
B. trade
C. population
D. communication
Answer: | A |
Twin studies have been instrumental in demonstrating what type of component in autism?
A. internal
B. environmental
C. bacterial
D. natural
Answer: | B |
What is a measure of the size of sound waves?
A. frequency
B. amplitude
C. wavelength
D. voltage
Answer: | B |
Covalent compounds form individual molecules rather than what?
A. carbon
B. crystals
C. chemicals
D. atoms
Answer: | B |
Winds are caused by differences in what?
A. temperature
B. air pressure
C. water pressure
D. elevation
Answer: | B |
What is generated when a heart ventricle contracts?
A. artery pressure
B. vein pressure
C. blood pressure
D. blood force
Answer: | C |
What area beneath the earth's surface do magma collects?
A. hot chambers
B. magma chambers
C. underneath chambers
D. erosion chambers
Answer: | B |
What develop inside chambers called ovaries, which originate within flowers and mature into fruits?
A. angiosperm seeds
B. pollen seeds
C. tomoxia seeds
D. trematode seeds
Answer: | A |
What kind of lakes form when volcanic eruptions create holes that fill with water?
A. crater lakes
B. novel lakes
C. artificial lakes
D. formation lakes
Answer: | A |
The size of the solute particles determines the rate of what?
A. extracting
B. dissolving
C. merging
D. solution
Answer: | B |
The vas deferens and ejaculatory ducts are part of what system?
A. female reproductive system
B. female adaptive system
C. male reproductive system
D. male circulatory system
Answer: | C |
What part of an egg contains the genetic material ?
A. the nucleus
B. the sperm
C. the fetus
D. here.the nucleus
Answer: | A |
Bees and other wild animals perform what function on flowering plants, making them vital for crop reproduction?
A. irrigation
B. pesticide
C. fertilizer
D. pollenation
Answer: | D |
What does the sebaceous gland secrete which waterproofs the skin and hair?
A. progesterone
B. sebum
C. pus
D. collagen
Answer: | B |
What water is about 3.5% salt?
A. spring water
B. glacial water
C. fresh water
D. seawater
Answer: | D |
Catabolic and anabolic hormones in the body help regulate these?
A. hormone levels
B. brain signals
C. nutrient levels
D. metabolic processes
Answer: | D |
Food chains and what describe the transfer of energy within an ecosystem, from one organism to another?
A. food webs
B. fuel webs
C. the webs
D. spider webs
Answer: | A |
The type of eruption a volcano has depends on the type of what in its chamber?
A. cavity
B. core
C. magma
D. funnel
Answer: | C |
What organ has four ventricles, all of which developed from the original hollow space within the neural tube?
A. heart
B. bladder
C. brain
D. liver
Answer: | C |
The cell theory and the theory of evolution by natural selection are basic to all fields in what branch of science?
A. chemistry
B. zoology
C. rock science
D. life science
Answer: | D |
How many types of antigens can an antibody match?
A. infinite
B. two
C. four
D. one
Answer: | D |
What do drugs that alleviate symptoms of schizophrenia block?
A. ephedrine receptors
B. dopamine receptors
C. histamine receptors
D. adrenaline receptors
Answer: | B |
What destroys the filtered pathogens?
A. neutrophils
B. lymphocytes
C. antibodies
D. parasites
Answer: | B |
A device that produces a very focused beam of visible light of just one wavelength and color is called?
A. prism
B. laser
C. mirror
D. microwave
Answer: | B |
The second step in eukaryotic cell division is division of which part of the cell?
A. protons
B. molecules
C. Cell Division
D. nucleus
Answer: | D |
Approximately how many galaxies are there in the universe?
A. an octillion
B. an infinite number
C. a trillion
D. about a hundred billion
Answer: | D |
What theory of evolution is charles darwin most known for?
A. natural selection
B. natural variety
C. natural change
D. immoral selection
Answer: | A |
What organ system is different in men and women?
A. nervous organs
B. respratory organs
C. reproductive organs
D. lymphatic organs
Answer: | C |
Why do effusive eruptions rarely kill anyone?
A. They are low temperature
B. They occur rarely
C. they move slowly
D. They are minor
Answer: | C |
What are hot fragments of rock called?
A. magma
B. shards
C. pyroclasts
D. obsidian
Answer: | C |
Unevenness or asymmetry in the focus of the eye describes what visual defect?
A. hyperopia
B. myopia
C. presbyopia
D. astigmatism
Answer: | D |
The addition of electron gives the halide ions the same electron configuration as what gas?
A. a fatty gas
B. a noble gas
C. an inert gas
D. a flammable gas
Answer: | B |
Partially decayed remains of plants and animals form the organic portion of what?
A. nutrients
B. soil
C. minerals
D. grasses
Answer: | B |
Where is the most significant connection between the cerebellum and the rest of the brain?
A. at the pons
B. at the medulla oblongata
C. at the meninges
D. at the cerebrum
Answer: | A |
What do you call the daily changes in the level of ocean water?
A. waves
B. shores
C. currents
D. tides
Answer: | D |
What are the specialized building blocks of your body?
A. tissues
B. cells
C. proteins
D. muscles
Answer: | B |
What do plants make to store extra glucose?
A. fats
B. sugars
C. water
D. starches
Answer: | D |
Sand dunes migrate when sand is blown up a slope and this force pulls it down the other side?
A. air pressure
B. gravity
C. spin
D. earthquakes
Answer: | B |
Inside each lymph node is a honeycomb of connective tissue with spaces filled by what?
A. red blood cells
B. white blood cells
C. hemoglobin
D. platelets
Answer: | B |
What "apparatus" is responsible for sorting, modifying, and shipping off the products that come from the rough endoplasmic reticulum?
A. golgi apparatus
B. plasma apparatus
C. secretion apparatus
D. receptor apparatus
Answer: | A |
When two haploid gametes unite during fertilization they form what?
A. haploid cell
B. a diploid cell
C. a mutated cell
D. a fertilized cell
Answer: | B |
What kind of phenotype results in a case of incomplete dominance?
A. intermediate phenotype
B. backward phenotype
C. long phenotype
D. short phenotype
Answer: | A |
Chloroplasts, chromoplasts, and leucoplasts are all plastids, organelles found in what kind of cells?
A. lung cells
B. animal cells
C. heart cells
D. plant cells
Answer: | D |
What is the attraction of a particular atom for the electrons of a covalent bond called?
A. conductivity
B. ionization
C. electronegativity
D. electromagnetism
Answer: | C |
How many continents do birds breed on?
A. 4
B. 3
C. 2
D. 7
Answer: | D |
Dna consists of how many long chains of nucleotides?
A. zero
B. two
C. one
D. three
Answer: | B |
What is the transition from liquid to gas is called?
A. condensing
B. freezing
C. melting
D. boiling
Answer: | D |
What is inside the plasma membrane of a prokaryotic cell?
A. electron
B. cytoplasm
C. alkaline
D. protoplasm
Answer: | B |
When the helium is gone, the stars become what?
A. red giants
B. comets
C. white dwarfs
D. yellow dwarfs
Answer: | C |
What is the change of state from a solid to a gas without passing through the liquid state?
A. sublimation
B. vaporization
C. speciation
D. neutralization
Answer: | A |
What type of cells are gametes?
A. reproductive
B. cardiac
C. proteins
D. immune
Answer: | A |
What is the touch response in plants called?
A. pollenation
B. phototropism
C. thigmotropism
D. sensitivity
Answer: | C |
Humans have an estimated 20,000 to 22,000 of what units of heredity?
A. chromosomes
B. eggs
C. cells
D. genes
Answer: | D |
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