question stringlengths 68 502 | answer stringclasses 4
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Question: Systems are in thermal equilibrium when they have the same of what measurement?
Options:
A. oxygen
B. mass
C. density
D. temperature | D |
Question: What needs to be increased to change a solid into a liquid or gas?
Options:
A. oxygen
B. pressure
C. temperature
D. volume | C |
Question: Minerals that are not compounds consist of a single what?
Options:
A. gas
B. electron
C. proton
D. element | D |
Question: What globular protein is used in the construction of the hollow tube?
Options:
A. actin
B. tubulin
C. cyclin
D. keratin | B |
Question: Two important types of energy that can be converted to one another include potential and what?
Options:
A. magnetic
B. kinetic
C. thermal
D. physical | B |
Question: What is the diffusion of water through a semipermeable membrane according to the concentration gradient of water across the membrane
Options:
A. Gravity
B. nutrients
C. mirrors
D. osmosis | D |
Question: What are the key cells of an immune response?
Options:
A. erythrocytes
B. histiocytes
C. keratinocytes
D. lymphocytes | D |
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. appearance
B. adaptations
C. systems
D. language | B |
Question: Newly formed what aggregates into threads that form the framework of the clot?
Options:
A. blood
B. plasma
C. collagen
D. fibrin | D |
Question: The general term peptide refers to an amino acid chain of what?
Options:
A. unspecified length
B. small length
C. large length
D. incomplete length | A |
Question: Average global temperature has been doing what for the past several decades?
Options:
A. stabilizing
B. falling
C. rising
D. fluctuating | C |
Question: What disease is caused when the oomycete plasmopara viticola parasitizes grape plants?
Options:
A. alkaline mildew
B. downy mildew
C. dainty mildew
D. toxic mildew | B |
Question: What is the diploid number for fruit flies?
Options:
A. 10
B. 8
C. 7
D. 9 | B |
Question: An example of irreversible denaturation of what substance occurs to the liquid albumin when an egg is fried?
Options:
A. acids
B. bacterial
C. protein
D. liquid | C |
Question: In an environment, symbiosis, competition, and relying on other organisms for food are examples of what?
Options:
A. adaptation
B. commensalism
C. interaction
D. collaboration | C |
Question: What is another term for ghost sharks?
Options:
A. litoria
B. aurea
C. anascea
D. chimaera | D |
Question: What makes the realized niche of chthamalus much smaller than its fundamental niche?
Options:
A. instantaneous competition
B. interspecific competition
C. asexual competition
D. microscopic competition | B |
Question: Red stars are the coolest; which are the hottest?
Options:
A. giant
B. white
C. blue
D. yellow | C |
Question: Which type of muscle is most common in the human body?
Options:
A. digestive
B. smooth
C. skeletal
D. hormonal | C |
Question: What is the name for a combination of elements that acts as a different substance?
Options:
A. solution
B. compound
C. contrast
D. mixture | B |
Question: Volcanoes can be active, dormant, or what else?
Options:
A. burgeoning
B. extinct
C. remnant
D. still | B |
Question: Vesicular transport includes exocytosis and what?
Options:
A. endocytosis
B. phagocytosis
C. meiosis
D. metastasis | A |
Question: What supports the scapula, transmits the weight and forces from the upper limb to the body trunk, and protects the underlying nerves and blood vessels?
Options:
A. clavicle
B. pelvis
C. bladder
D. cranium | A |
Question: What are the three fundamental phases of matter?
Options:
A. solid, liquid, and gas
B. air, water, and land
C. big, small. and medium
D. fast, slow, normal | A |
Question: What system in the human body makes white blood cells that protect the body from diseases?
Options:
A. lymphatic system
B. cardiovascular system
C. reproductive system
D. renal system | A |
Question: Which process or force pulls rocks apart?
Options:
A. composition stress
B. tension stress
C. tactile stress
D. friction stress | B |
Question: What rigid layer surrounds the cell membrane of a plant cell?
Options:
A. cell wall
B. bark
C. epidermis
D. cuticle | A |
Question: When does internal reflection occur?
Options:
A. when light goes from a slow medium to a fast
B. when light goes from a fast medium to another fast medium
C. when light goes from a fast medium to a slow
D. when light goes from a slow medium to another slow medium | A |
Question: What is the fourth planet from the sun?
Options:
A. Saturn
B. Pluto
C. mars
D. Mercury | C |
Question: Which region of dna consists of one or more genes that encode the proteins needed for a specific function?
Options:
A. antigen
B. chromosome
C. mRNA
D. operon | D |
Question: Members of the genus trypanosoma are flagellate protozoa that cause what?
Options:
A. cancer
B. sleeping sickness
C. hypertension
D. mutations | B |
Question: The major salivary enzyme is called?
Options:
A. sucrase
B. amylase
C. synthase
D. mucosa | B |
Question: Who first discovered the moons of jupiter in 1610?
Options:
A. Newton
B. Socrates
C. darwin
D. galileo | D |
Question: Fossil records show that what process may occur in "fits and starts"?
Options:
A. evolution
B. isolation
C. generation
D. variation | A |
Question: What part of the ear is often described as a bony labyrinth?
Options:
A. inner ear
B. solid ear
C. embedded ear
D. outer ear | A |
Question: Enzymes speed up the rate of a specific chemical reaction and is therefore known as what?
Options:
A. genetic catalysts
B. protein catalysts
C. characteristic catalysts
D. biochemical catalysts | D |
Question: What is required to break bonds in reactants?
Options:
A. food
B. protein
C. energy
D. gas | C |
Question: Organs are made up of two or more types of what?
Options:
A. bones
B. muscles
C. fluids
D. tissues | D |
Question: During what type of reproduction do two haploid gametes join in the process of fertilization to produce a diploid zygote?
Options:
A. sexual reproduction
B. essential reproduction
C. asexual reproduction
D. internal reproduction | A |
Question: What does the ground tissue consist mostly of in the stems of both monocots and eudicots?
Options:
A. epenthesis cells
B. hinterrhein cells
C. eudiocotic cells
D. parenchyma cells | D |
Question: What type of wave is visible light?
Options:
A. radio
B. acoustic
C. electromagnetic
D. static | C |
Question: What catalyzes the hydrolysis of amino acids from the n-terminal end of a protein?
Options:
A. aminopeptidase
B. synthase
C. testosterone
D. nucleic acid | A |
Question: Which group of species is defined as having moist skin without scales?
Options:
A. fish
B. mammals
C. reptiles
D. amphibians | D |
Question: Where are integral proteins embedded?
Options:
A. libid bilayer
B. hemoglobin
C. cytoplasm
D. mitochondria | A |
Question: Skeletal muscles are attached to bones by what?
Options:
A. tendons
B. plasma
C. veins
D. enzymes | A |
Question: The duodenum, the jejunum, and the ileum are the main regions of which organ?
Options:
A. small intestine
B. lungs
C. large intestine
D. heart | A |
Question: Temperature and pressure affect changes in phases or states of what?
Options:
A. energy
B. homeostasis
C. matter
D. decay | C |
Question: The water in some springs are hot because they're heated by what?
Options:
A. fires
B. gravity
C. the sun
D. hot magma | D |
Question: What consists of all the living things and nonliving things interacting in the same area?
Options:
A. habitat
B. ecosystem
C. biodiversity
D. biome | B |
Question: How much can the bacteria in your gut weigh?
Options:
A. 2.15 pounds
B. 2.2 pounds
C. 2 pounds
D. 2 kilograms | C |
Question: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?
Options:
A. cytoplasm
B. nucleus
C. cerebellum
D. mucus | A |
Question: When thinking of the rate at which two gases mix, it is inverse proportional to the density of what?
Options:
A. the container
B. gas
C. matter
D. dioxide | B |
Question: What serious sti can damage the heart, brain and other organs or even cause death, if untreated?
Options:
A. chlamydia
B. cirrhosis
C. herpes
D. syphilis | D |
Question: When a seed is produced by apomixis, the embryo develops without what?
Options:
A. infection
B. fertilization
C. infection
D. stimulation | B |
Question: When an oxidation number of an atom is decreased in the course of a redox reaction, that atom is being what?
Options:
A. destroyed
B. reduced
C. increased
D. replaced | B |
Question: A venule is an extremely small vein, generally 8–100 micrometers in diameter. postcapillary venules join multiple capillaries exiting from a capillary bed. multiple venules join to form what?
Options:
A. glands
B. arteries
C. clots
D. veins | D |
Question: The active site can only bind certain what?
Options:
A. substrates
B. proteins
C. membranes
D. electrons | A |
Question: In a food chain, what group of organisms breaks down animal remains and wastes to get energy?
Options:
A. decomposers
B. detritivores
C. primary consumers
D. producers | A |
Question: What is the term for organisms that have adaptations to both salty and basic conditions?
Options:
A. haloalkaliphiles
B. salinophytes
C. heterophiles
D. sporozoans | A |
Question: What organism is the most disruptive towards the diversity of other species?
Options:
A. bacteria
B. insects
C. humans
D. reptiles | C |
Question: Migration and hibernation are examples of behaviors that occur on what temporal basis?
Options:
A. weekly
B. nocturnal
C. daily
D. annual | D |
Question: What are all of the living or once-living aspects of the environment called?
Options:
A. fossils
B. abiotic factors
C. photic factors
D. biotic factors | D |
Question: Temporal and spatial summation at the axon hillock determines whether a neuron generates what?
Options:
A. hidden potential
B. action potential
C. false potential
D. change potential | B |
Question: What two systems are the lungs part of?
Options:
A. stomach and nervous
B. respiratory and excretory
C. heart and excretory
D. stomach and excretory | B |
Question: What occurs in a formerly inhabited area that was disturbed?
Options:
A. secondary succession
B. mass extinction
C. spontaneous mutation
D. natural selection | A |
Question: What can demonstrate the decrease in energy, biomass or numbers within an ecosystem?
Options:
A. spontaneous mutation
B. ecological pyramids
C. food chains
D. biomes | B |
Question: What evolutionary concept characterizes a species by body shape and other structural features?
Options:
A. spontaneous evolution theory
B. morphological species concept
C. geologic species concept
D. primary speciation | B |
Question: What determines the unique sequence for every protein?
Options:
A. variation encoding
B. gene encoding
C. form encoding
D. space encoding | B |
Question: By breaking down organic matter, roundworms play an important role in which cycle?
Options:
A. carbon cycle
B. water cycle
C. metamorphic cycle
D. circadian cycle | A |
Question: In the lungs, oxygen diffuses out of the alveoli and into where?
Options:
A. capillaries
B. blood
C. cillia
D. neurons | A |
Question: What term is used to describe animals that excrete ammonia?
Options:
A. ammonstand
B. spirogyra
C. ammonotelic
D. xerophyte | C |
Question: The numbers and types of species in most ecosystems change to some degree through time and this is called?
Options:
A. physiological succession
B. continuous succession
C. environmental succession
D. ecological succession | D |
Question: The enormous number of species is due to the tremendous variety of what?
Options:
A. sounds
B. tissues
C. environments
D. measurements | C |
Question: What is the energy needed to start a reaction between catalysts and reactants called?
Options:
A. activation energy
B. decomposition energy
C. conductivity energy
D. reaction energy | A |
Question: Which proteins bind to the surfaces of microorganisms and are particularly attracted to pathogens that are already tagged by the adaptive immune system?
Options:
A. mobilize proteins
B. complement proteins
C. whereby proteins
D. attractive proteins | B |
Question: What type of competition occurs between members of the same species?
Options:
A. intraspecific
B. interspecific
C. interspecies
D. exospecies | A |
Question: Alternation of generations is characteristic of the life cycle of all what?
Options:
A. animals
B. cells
C. plants
D. organs | C |
Question: What carries the instructions from the nucleus to the cytoplasm?
Options:
A. anderson rna
B. concept rna
C. messenger rna
D. dirscriptor rna | C |
Question: What is measured using units pascal, bar, atmosphere or mmhg?
Options:
A. fuel
B. pressure
C. Muscle
D. push | B |
Question: What is a disease that can be spread from animals to humans called?
Options:
A. Anthroponosis
B. parasite
C. zoonosis
D. proteolysis | C |
Question: Where does most of the mass for an atom reside?
Options:
A. nucleus
B. neutrons
C. protons
D. electrons | A |
Question: When electric current flows through a wire, it creates what type of field that surrounds the wire in circles?
Options:
A. magnetic
B. thermal
C. kinetic
D. gravitational | A |
Question: What is the outermost layer of the skin?
Options:
A. dermis
B. callus
C. nexus
D. epidermis | D |
Question: What is it called when waves spread out as they travel around obstacles or through openings in obstacles?
Options:
A. diffraction
B. destruction
C. absorption
D. diffusion | A |
Question: What is the process of oxidized iron that has been exposed to air and water?
Options:
A. crystallization
B. bark
C. crust
D. rust | D |
Question: What consists of one or two closed loops through which current can flow?
Options:
A. cooling circuit
B. electric circuit
C. thermal reaction
D. magnetic poles | B |
Question: What muscle is imperative to breathing in helping the air move in and out of the lungs?
Options:
A. uterus
B. spleen
C. kidneys
D. diaphragm | D |
Question: What third property is different if two boxes have the same volume but one has greater mass?
Options:
A. output
B. density
C. oxygen
D. diameter | B |
Question: What occurs when two opposite charges are separated by some amount of distance?
Options:
A. radioactivity
B. dipole
C. particle
D. diffusion | B |
Question: What is the term for the span in the life of an organism from one generation to the next?
Options:
A. life cycle
B. era
C. life span
D. time consumption | A |
Question: Deposition also occurs when a stream or river empties into a large body of what?
Options:
A. even water
B. still water
C. calm water
D. homogeneous water | B |
Question: What is the process called in which nutrients pass into the bloodstream?
Options:
A. accumulation
B. incorporation
C. absorption
D. accumulation | C |
Question: The colloquial term "ribbon worm" refers to the mostly marine species of what phylum?
Options:
A. nematoida
B. gnathifera
C. lophophorata
D. nemertea | D |
Question: The number, size, shape, and banding pattern of chromosomes make them easily identifiable in a karyogram and allow for the assessment of many chromosomal
Options:
A. beliefs
B. nutrients
C. abnormalities
D. processes | C |
Question: The logistics of carrying out cellular metabolism sets limits on what physical property of the cell?
Options:
A. size
B. composition
C. surface
D. layer | A |
Question: What large dwarf planet in our solar system was only discovered in 2005?
Options:
A. artemis
B. zeus
C. eris
D. Cerus | C |
Question: Covalent bond energies can be used to estimate the enthalpy changes of what?
Options:
A. liquid reactions
B. Pressure reactions
C. chemical reactions
D. crystals reactions | C |
Question: What type of waste is eliminated from the body through the anus?
Options:
A. urine
B. solid
C. carbon dioxide
D. liquid | B |
Question: Fungi cause three different types of human illness: poisonings, parasitic infections, and what?
Options:
A. diabetes
B. heart disease
C. diarrhea
D. allergies | D |
Question: If you find dna floating in a cell's cytoplasm, what kind of organism is it?
Options:
A. prokaryotic
B. eurocratic
C. xerophytic
D. unicellular | A |
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