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stringlengths 78
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|---|---|---|
null | Question: What can be linked together to form disaccharides or polysaccharides?
Options:
A. nitrates
B. amino acids
C. monosaccharides
D. carbohydrates
Answer: | C |
null | Question: A potential cause of extinction, competition between different species is called what?
Options:
A. mutualism
B. parasitism
C. intraspecific competition
D. interspecific competition
Answer: | D |
null | Question: What expresses the mass of substance in terms of the volume occupied by the substance?
Options:
A. diameter
B. density
C. velocity
D. frequency
Answer: | B |
null | Question: Tuna have been shown to contain high levels of what metal?
Options:
A. titanium
B. iron
C. mercury
D. cadmium
Answer: | C |
null | Question: Some fish will be over-fished to the point that their species ceases to exist, which is also known as what?
Options:
A. extinction
B. accumulation
C. endangered
D. abundance
Answer: | A |
null | Question: What is a complex machine that burns fuel to produce thermal energy and then uses the thermal energy to do work?
Options:
A. combustion engine
B. convection oven
C. battery
D. vapor engine
Answer: | A |
null | Question: Cold sores, influenza, and the common cold are all?
Options:
A. viral infections
B. anal infections
C. trend infections
D. digestive infections
Answer: | A |
null | Question: Sexual reproduction involves the production of haploid gametes by what?
Options:
A. meiosis
B. lesions
C. mitosis
D. mutations
Answer: | A |
null | Question: B cells and t cells are examples of what type of cells?
Options:
A. heart cells
B. cancer cells
C. white blood cells
D. skin cells
Answer: | C |
null | Question: Scientists perform experiments to test their hypotheses because sometimes the nature of natural universe is what?
Options:
A. not obvious
B. very obvious
C. this obvious
D. become obvious
Answer: | A |
null | Question: What do you call the entire range of wavelengths of electromagnetic waves?
Options:
A. electromagnetic spectrum
B. molecular spectrum
C. electric spectrum
D. gaseous spectrum
Answer: | A |
null | Question: Animals can not produce their own food making them _________.
Options:
A. heterotrophs
B. autotrophs
C. photoreliant
D. omnivores
Answer: | A |
null | Question: Peroxisomes perform a couple of different functions, including lipid metabolism and chemical detoxification. in contrast to the digestive enzymes found in lysosomes, the enzymes within peroxisomes serve to transfer hydrogen atoms from various molecules to oxygen, producing what?
Options:
A. calcium
B. water
C. hydrogen peroxide
D. hydrogen
Answer: | C |
null | Question: What do you call the heat below earth’s surface that can be used to produce electricity?
Options:
A. inert energy
B. renewable energy
C. geothermal energy
D. natural energy
Answer: | C |
null | Question: In biology, a relationship that benefits both entities is known as what?
Options:
A. naturalism
B. altruism
C. predatory
D. mutualism
Answer: | D |
null | Question: What is part of a large fungus that lives underground?
Options:
A. mold
B. bark
C. mushroom
D. bamboo
Answer: | C |
null | Question: The most important characteristic of extant amphibians is a moist, permeable skin used for this?
Options:
A. simple respiration
B. benign respiration
C. cutaneous respiration
D. avian respiration
Answer: | C |
null | Question: How many millions of years ago did pangaea begin breaking apart?
Options:
A. 250
B. 400
C. 600
D. 500
Answer: | A |
null | Question: What part is written first when naming an ionic compound?
Options:
A. cation
B. carbonate
C. anion
D. Atom
Answer: | A |
null | Question: The egg shell membrane encloses the nucleus containing the genetic material and what?
Options:
A. cerebellum
B. cytoplasm
C. exoskeleton
D. enamel
Answer: | B |
null | Question: What makes and stores pigments that give petals and fruit their orange and yellow colors?
Options:
A. protozoa
B. pores
C. sporozoans
D. chromoplasts
Answer: | D |
null | Question: A rock that contains important minerals is called what, a term associated with mining?
Options:
A. gem
B. ore
C. jewel
D. coal
Answer: | B |
null | Question: The remainder is transferred by contraction of what before the ventricles begin to contract?
Options:
A. the stomach
B. the arteries
C. the atria
D. the large intestine
Answer: | C |
null | Question: What is controlled by both genes and experiences in a given envionment?
Options:
A. reflexes
B. animal behaviors
C. instincts
D. learned behaviors
Answer: | B |
null | Question: What is the most useful quantity for counting particles?
Options:
A. the coefficient
B. the mole
C. the vector
D. the periodic table
Answer: | B |
null | Question: Mammals can feed at various levels of food chains, as herbivores, insectivores, carnivores and what else?
Options:
A. omnivores
B. nematodes
C. vegetarians
D. blood eaters
Answer: | A |
null | Question: What carbohydrate from fruit juices is a gel-forming substance important in jelly making?
Options:
A. potassium
B. cellulose
C. pectin
D. gelatin
Answer: | C |
null | Question: The heart and the arteries and veins are associated with what system of the body?
Options:
A. cardiovascular
B. respiration
C. metabolism
D. digestion
Answer: | A |
null | Question: What is the only human cell with flagella?
Options:
A. Feces
B. saliva
C. egg
D. sperm
Answer: | D |
null | Question: The four basic types of tissue are epithelial, muscle, connective, and what?
Options:
A. digestive
B. nervous
C. regulatory
D. circulatory
Answer: | B |
null | Question: In plants and algae where does photosynthesis takes place in?
Options:
A. nucleus
B. cell wall
C. chloroplasts
D. cytoplasm
Answer: | C |
null | Question: Another major cause of extinction is global warming , which is also known as?
Options:
A. rapid climate change
B. regional climate change
C. global climate change
D. sudden climate change
Answer: | C |
null | Question: What layer high in the atmosphere protects living things from most of the sun’s harmful uv rays?
Options:
A. Mesosphere
B. ozone layer
C. stratosphere
D. troposphere
Answer: | B |
null | Question: What type of plant makes up nearly all plant species?
Options:
A. angiosperms
B. fungus
C. gymnosperms
D. microbes
Answer: | A |
null | Question: Abnormal electrical activity in the brain is the cause of what disease associated with seizures?
Options:
A. anemia
B. malaria
C. Alzheimer's
D. epilepsy
Answer: | D |
null | Question: What is a measure of randomness or disorder in a system?
Options:
A. chaos theory
B. enthropy
C. biodiversity
D. entropy
Answer: | D |
null | Question: Nonmetal structures contain what type of bonds?
Options:
A. covalent
B. polymeric
C. prevalent
D. gravitational
Answer: | A |
null | Question: What is the only way to transfer thermal energy without matter?
Options:
A. radiation
B. ultraviolet light
C. evaporation
D. osmosis
Answer: | A |
null | Question: What process is used to chemically and mechanically break down the food you eat into smaller parts?
Options:
A. filtration
B. absorption
C. regression
D. digestion
Answer: | D |
null | Question: Which element has atomic number 87?
Options:
A. barium
B. iron
C. francium
D. argon
Answer: | C |
null | Question: The outer ear, or ear canal, carries sound to the recessed protected what?
Options:
A. aorta
B. lungs
C. eardrum
D. ear lobe
Answer: | C |
null | Question: What is the name of the black opening in the eye that lets light enter?
Options:
A. pupil
B. inlet
C. cornea
D. iris
Answer: | A |
null | Question: Through what method or methods of fertilization do amphibians sexually reproduce?
Options:
A. spawning or budding
B. asexual or sexual
C. mitosis and meiosis
D. external or internal
Answer: | D |
null | Question: Trash that gets into fresh and saltwater waterways is called what type of debris?
Options:
A. ocean
B. water
C. aquatic
D. pollution
Answer: | C |
null | Question: Vertebrates are all chordates that have a what?
Options:
A. backbone
B. brain
C. circulatory system
D. fossil
Answer: | A |
null | Question: What is the cause of existence of molecular solids and liquids?
Options:
A. attractive forces
B. few forces
C. negative forces
D. popular forces
Answer: | A |
null | Question: What do we call the force of attraction or repulsion between electrically charged particles?
Options:
A. mechanical force
B. gravitational pull
C. electromagnetic force
D. chemical force
Answer: | C |
null | Question: Evolution occurs because of changes in what over time?
Options:
A. atoms
B. genomes
C. alleles
D. mitochondria
Answer: | C |
null | Question: Culprits in the common cold and aids, what infectious agents are far smaller and simpler than bacteria?
Options:
A. parasites
B. poisons
C. viruses
D. pathogens
Answer: | C |
null | Question: Surface tension comes from the fact that particles at the surface of a liquid do not experience interactions from all directions which leads to what on the surface?
Options:
A. imbalance of forces
B. degradation of forces
C. floating particles
D. waves
Answer: | A |
null | Question: How do glucose, ions, and other larger molecules leave the blood?
Options:
A. through cell membranes
B. through capillary tips
C. through intercellular clefts
D. through veinous fissures
Answer: | C |
null | Question: Which mineral do native americans use to decorate items?
Options:
A. Tanzanite
B. turquoise
C. Topaz
D. Amethyst
Answer: | B |
null | Question: The saguaro doesn't have any leaves to lose water by which process?
Options:
A. propagation
B. evaporation
C. transpiration
D. respiration
Answer: | C |
null | Question: Gap genes are defined by the effect of what in that gene?
Options:
A. infection
B. mutation
C. modification
D. radiation
Answer: | B |
null | Question: The boiling point of a solution is higher than the boiling point of the pure solvent, but the opposite occurs with this?
Options:
A. freezing point
B. evaporation point
C. liquidity point
D. dissolving point
Answer: | A |
null | Question: Metabolic pathways are a series of reactions catalyzed by multiple what?
Options:
A. enzymes
B. hormones
C. particles
D. vitamins
Answer: | A |
null | Question: What is pressure times area equal to?
Options:
A. mass
B. density
C. volume
D. force
Answer: | D |
null | Question: What is the name for a way of learning that involves reward or punishment?
Options:
A. instinct
B. subjective
C. conditioning
D. objective
Answer: | C |
null | Question: Resistors connected end to end are said to be in what?
Options:
A. lines
B. groups
C. series
D. parallel
Answer: | C |
null | Question: Behaviors that occur naturally and are not learned are called what?
Options:
A. innate
B. acquired
C. intuitive
D. adaptive
Answer: | A |
null | Question: Most metals exist in which form at room temperature?
Options:
A. solids
B. gases
C. oils
D. liquids
Answer: | A |
null | Question: What can be described as a tiny male gametophyte enclosed in a tough capsule?
Options:
A. cell
B. seed
C. dna
D. grain of pollen
Answer: | D |
null | Question: What is the largest organ of the human body?
Options:
A. your blood
B. your brain
C. your lungs
D. your skin
Answer: | D |
null | Question: What is a specific region in space within which a sensory receptor is responsive to stimuli?
Options:
A. amplify field
B. receptive field
C. deceptive field
D. symmetrical field
Answer: | B |
null | Question: The help with diffusion comes from special proteins in the membrane known as what?
Options:
A. lazy proteins
B. transport proteins
C. installation proteins
D. navigation proteins
Answer: | B |
null | Question: What do you call vesicle transport into the cell?
Options:
A. dialysis
B. endocytosis
C. metastasis
D. passive transport
Answer: | B |
null | Question: What is first year after birth is called?
Options:
A. neonatal stage
B. adolescence
C. infancy
D. primary stage
Answer: | C |
null | Question: What form when a single atom gains or loses electrons?
Options:
A. monatomic ions
B. carbon atoms
C. fusional ions
D. vacuoles ions
Answer: | A |
null | Question: What is the star nearest the earth named?
Options:
A. alpha centauri
B. apollinaris centauri
C. andromeda centauri
D. proxima centauri
Answer: | D |
null | Question: What is your body made up of?
Options:
A. skin
B. energy
C. millions of elements
D. trillions of cells
Answer: | D |
null | Question: What radiation, generally produced by thermal motion and the vibration and rotation of atoms and molecules, literally means "below red"?
Options:
A. ultraviolet
B. microscopic
C. infrared
D. gamma radiation
Answer: | C |
null | Question: What type of matter makes up most of the universe?
Options:
A. carbon
B. gas
C. plasma
D. liquid
Answer: | C |
null | Question: What is the term for the deepest places on earth?
Options:
A. mines
B. the core
C. trenches
D. tunnels
Answer: | C |
null | Question: Hurricanes that form in the tropics are called what?
Options:
A. tornados
B. caribbean cyclones
C. tropical cyclones
D. rain cyclones
Answer: | C |
null | Question: What is the star-like structure inside the paramecia?
Options:
A. the reflex vacuole
B. the elongated vacuole
C. the contractile vacuole
D. the baré vacuole
Answer: | C |
null | Question: Kinetic and potential are two forms of what?
Options:
A. exercise
B. energy
C. pressure
D. fuel
Answer: | B |
null | Question: What do humans and bats have physically in common?
Options:
A. body oder
B. body hair
C. wing size
D. gland hair
Answer: | B |
null | Question: Toward the end of pregnancy, the synthesis of oxytocin receptors in what reproductive organ increases?
Options:
A. lungs
B. liver
C. uterus
D. stomach
Answer: | C |
null | Question: What is the process of small molecules passing through the plasma membrane called?
Options:
A. convection
B. diffusion
C. permeation
D. absorption
Answer: | B |
null | Question: Which organ of the body do large tapeworms attack or block?
Options:
A. heart
B. liver
C. kidneys
D. intestines
Answer: | D |
null | Question: The end of the phospholipid molecule that is polar and attracts water is called what?
Options:
A. magnetic
B. hydrophobic
C. cytosolic
D. hydrophilic
Answer: | D |
null | Question: What is a condition where plants are grown in mineral solutions without soil called?
Options:
A. hydrozone
B. hydroponics
C. biosphere
D. climate zone
Answer: | B |
null | Question: If a mistake is made by dna polymerase while adding nucleotides, incorrect bases are removed and replaced by the correct base, and the process of what continues?
Options:
A. polymerization
B. digestion
C. hybridization
D. fermentation
Answer: | A |
null | Question: What are the simplest hydrocarbons?
Options:
A. unsaturated hydrocarbons
B. complex carbohydrates
C. saturated hydrocarbons
D. fossil fuels
Answer: | C |
null | Question: All cells have a jellylike substance in which subcellular components are suspended. what is that substance?
Options:
A. cortisol
B. cytosol
C. glycerol
D. plasma
Answer: | B |
null | Question: This is the study of evolutionary history of groups of related organisms?
Options:
A. paleontology
B. phylogeny
C. phrenology
D. synonymy
Answer: | B |
null | Question: Endocytosis and exocytosis are types of vesicle transport that carry very large molecules across what structure?
Options:
A. dermis
B. cell membrane
C. cell substrate
D. the heart
Answer: | B |
null | Question: What kind of systems use fluid to transmit pressure and increase force?
Options:
A. plumbing systems
B. electromagnetic systems
C. hydraulic systems
D. thermal systems
Answer: | C |
null | Question: Which law predicts increasing entropy based on living systems?
Options:
A. planetary
B. kinetic
C. thermodynamic
D. kelper's
Answer: | C |
null | Question: Large increases in the diversity of life have resulted from adaptive radiations that followed what?
Options:
A. mass migrations
B. mass extinctions
C. mass mutations
D. glaciers
Answer: | B |
null | Question: What is produced during the hydrogenation of vegetable oils?
Options:
A. partially-hydrogenated fatty acids
B. trans fatty acids
C. complete fatty acids
D. rich fatty acids
Answer: | B |
null | Question: What happens when the kidneys cannot remove wastes from the blood?
Options:
A. kidney failure
B. choanocyte failure
C. intestinal failure
D. tissue failure
Answer: | A |
null | Question: What is produced during the light reactions in photosynthesis?
Options:
A. carbon
B. waste
C. oxygen
D. nitrogen
Answer: | C |
null | Question: All animals that derive energy from food are classified as what?
Options:
A. lifeforms
B. heliotrophs
C. heterotrophs
D. paleotrophs
Answer: | C |
null | Question: Which cells change the accessibility, transcription, or translation of a gene?
Options:
A. prokaryotic
B. endogenous
C. ribosomes
D. eukaryotic
Answer: | D |
null | Question: When a balloon is rubbed against hair, why do they attract each other?
Options:
A. constantly electron charge
B. opposite electron charge
C. lean electron charge
D. same electron charge
Answer: | B |
null | Question: Which orbitals do electrons fill first?
Options:
A. furthest from nucleus
B. charged orbitals
C. closest to the nucleus
D. empty orbitals
Answer: | C |
null | Question: Alkynes are what type of compound?
Options:
A. Split Hydrocarbons
B. unsaturated hydrocarbons
C. reversible hydrocarbons
D. proteins hydrocarbons
Answer: | B |
null | Question: The speed of a wave through connected harmonic oscillators depends on the distance between them, the spring constant, and the what?
Options:
A. temperature
B. concentrations
C. mass
D. density
Answer: | C |
null | Question: The secondary wall contains _________ , a secondary cell component in plant cells that have completed cell growth/expansion.
Options:
A. cellulose
B. lignin
C. cytoplasm
D. glucogen
Answer: | B |
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