question stringlengths 68 502 | answer stringclasses 4
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Question: What is a double membrane of the nucleus that encloses the genetic material?
Options:
A. the cell wall
B. the nuclear envelope
C. the complex envelope
D. the nuclear compression | B |
Question: What is the highest taxon in the classification of living things?
Options:
A. a domain
B. a phylum
C. a family
D. a class | A |
Question: Animal-like protists are called what?
Options:
A. protozoa
B. larvae
C. bacteria
D. genus | A |
Question: Mating with no strong pair-bonds is called?
Options:
A. covalent
B. heterogeneous
C. mutual
D. promiscuous | D |
Question: Rna is especially important during synthesis of what?
Options:
A. sulfur
B. mitochondria
C. glucose
D. protein | D |
Question: Like other bryophytes, moss plants spend most of their life cycle as what?
Options:
A. copepods
B. gametophytes
C. protozoa
D. zygotes | B |
Question: What is the ring of hooks tapeworms use to attach themselves?
Options:
A. cilia
B. dewlap
C. flagella
D. scolex | D |
Question: What form because water erodes the outside of curves and deposits eroded material on the inside?
Options:
A. caverns
B. meanders
C. inlets
D. cascades | B |
Question: Which waterfall series is the largest on the planet?
Options:
A. yosemite falls
B. angel falls
C. niagara falls
D. iguassu falls | D |
Question: What term is used to describe modern seed plants that produce seeds in cones?
Options:
A. gymnosperms
B. angiosperms
C. perennials
D. deciduous | A |
Question: What kind of joints does the skull have that do not allow any movement?
Options:
A. fixed plates
B. fixed cells
C. fixed joints
D. fixed particles | C |
Question: The shoulder and hip are examples of what type of joints?
Options:
A. hinge
B. ball and socket
C. pivot
D. lever | B |
Question: The tails of the hale-bopp comet point away from the sun, evidence that light has what property of motion?
Options:
A. acceleration
B. momentum
C. velocity
D. inertia | B |
Question: What type of virus can cause painful sores on the mouth and genitals?
Options:
A. herpes
B. Aids
C. syphilis
D. gonorrhea | A |
Question: The flood of sodium ions through the symporter provides the energy that allows what to move through the symporter and into the cell?
Options:
A. mitochondria
B. insulin
C. glucose
D. sucrose | C |
Question: Alternative current is produced when a magnet or coil does what?
Options:
A. moves at faster velocities
B. moves back and forth repeatedly
C. moves up and down repeatedly
D. moves in circles at faster rates | B |
Question: What are the chemical formulas for covalent compounds referred to as?
Options:
A. nucleus formulas
B. Electron Formulas
C. magnetic formulas
D. molecular formulas | D |
Question: What do secondary spermatocytes form when completing meiosis?
Options:
A. pores
B. sporozoans
C. spermatids
D. semen | C |
Question: What is the name of the muscle that contracts to cause the joint to straighten?
Options:
A. extensor
B. flexor
C. abductor
D. opposing | A |
Question: Name the process of removing wastes from the body.
Options:
A. filtration
B. excretion
C. degradation
D. depletion | B |
Question: What term means the percentage by mass of each element in a compound?
Options:
A. mass effect
B. percent composition
C. elemental percent
D. biomass | B |
Question: Beaches and deserts collect large deposits of what?
Options:
A. plants
B. water
C. animals
D. sand | D |
Question: What is the name for animals that have a backbone?
Options:
A. vertebrates
B. invertebrates
C. mammals
D. skeletates | A |
Question: The attractive force between water molecules is what kind of reaction?
Options:
A. symmetrical reaction
B. aquatic reaction
C. diffusion reaction
D. dipole reaction | D |
Question: Which procedure helps modern nuclear physics convert lead into gold?
Options:
A. matter fusion
B. nuclear fission
C. nuclear bombardment
D. evaporation | C |
Question: Alkanes are nonpolar and therefore do not attract what?
Options:
A. eons
B. ions
C. atoms
D. molecules | B |
Question: What do we call the lowest layer of the atmosphere?
Options:
A. stratosphere
B. mesosphere
C. troposphere
D. asthenosphere | C |
Question: Oxygenated blood is transported by what system?
Options:
A. nervous
B. skeletal
C. circulatory
D. pulmonary | C |
Question: Internal resistance, or (electrical) resistance in general, involves the resistance of the flow of what?
Options:
A. force
B. current
C. water
D. protons | B |
Question: What gas produced by fossil fuel use is a major cause of global warming?
Options:
A. hydrogen
B. helium
C. phosphorous
D. carbon dioxide | D |
Question: What supports most of earth's ecosystems?
Options:
A. crust
B. moon
C. oceans
D. sun | D |
Question: Because carbohydrates have a carbonyl functional group and several hydroxyl groups, they can undergo a variety of biochemically important reactions. the carbonyl group, for example, can be oxidized to form a carboxylic acid or reduced to form this?
Options:
A. glucose
B. caffeine
C. sucrose
D. alcohol | D |
Question: What do earth and the other planets in the solar system make around the sun?
Options:
A. radial orbits
B. elliptical orbits
C. elevated orbits
D. smooth orbits | B |
Question: What do anglerfish use their glow-in-the-dark, rod-like structure for?
Options:
A. for protection
B. to keep warm
C. to attract prey
D. to find a mate | C |
Question: Surface tension is responsible for the fact that small insects can do this on water?
Options:
A. walk
B. float
C. sink
D. swim | A |
Question: What kind of muscle is responsible for making the human heart beat?
Options:
A. respiratory muscle
B. teres minor
C. cardiac muscle
D. deltoid | C |
Question: Channel proteins and carrier proteins help substances diffuse across what?
Options:
A. endoplasmic reticulum
B. cell membrane
C. ribosomes
D. cytoplasm | B |
Question: Humans building communities to make survival easier is an example of humans as a species changing their what?
Options:
A. environment
B. evolution
C. climate
D. instinctive behavior | A |
Question: When a lower energy level is ______ electrons are added to the next higher energy level.
Options:
A. empty
B. ready
C. unbalanced
D. full | D |
Question: The amount of force applied per given area is called?
Options:
A. energy
B. pressure
C. strength
D. power | B |
Question: What is the atomic number of magnesium?
Options:
A. 8
B. 25
C. 12
D. 17 | C |
Question: After the egg is fertilized the mrna is translated into what?
Options:
A. mitochondria
B. DNA
C. protein
D. factor | C |
Question: What is the process that ventilates lungs called?
Options:
A. breathing
B. perspiration
C. photosynthesis
D. reproduction | A |
Question: What aspect of beryllium allows it to absorb x-rays?
Options:
A. low atomic number
B. high atomic number
C. magnetism
D. relative atomic number | A |
Question: What are drilled to monitor groundwater pollution?
Options:
A. test wells
B. sewers
C. aquifers
D. draining wells | A |
Question: The two smallest carboxylic acids are formic acid and what else?
Options:
A. ascorbic acid
B. ethylene acid
C. carbonates acid
D. acetic acid | D |
Question: What incredibly successful species has quickly colonized almost all of earth’s terrestrial habitats, but also impacted earth, its climate, and its environment?
Options:
A. humans
B. fish
C. birds
D. chimpanzees | A |
Question: What prepares the body for fight or flight during emergencies?
Options:
A. abnormal division
B. adrenal mechanism
C. metabolic response
D. sympathetic division | D |
Question: Gymnosperms have evolved to include what?
Options:
A. flowers
B. cells
C. seeds
D. stems | C |
Question: How do gametophyte plants form haploid gametes?
Options:
A. during after mitosis
B. during omniosis
C. during after omniosis
D. through mitosis | D |
Question: What french chemist discovered the radioactive elements polonium and radium?
Options:
A. margaret curie
B. marie curie
C. pascal curie
D. louis pasteur | B |
Question: What is another term for the parabolic motion of a thrown object?
Options:
A. simple motion
B. regular motion
C. newtonian motion
D. projectile motion | D |
Question: Passive immunity arises from the transfer of what to an individual, without requiring them to mount their own active immune response?
Options:
A. bacteria
B. viruses
C. antibodies
D. parasites | C |
Question: At equilibrium reactants and what are equally abundant?
Options:
A. proactives
B. products
C. minerals
D. results | B |
Question: Mitochondria are thought to have evolved from what kind of cells?
Options:
A. ancient ribosome
B. ancient phosphorylation
C. ancient matrix
D. ancient prokaryotic | D |
Question: An acellular, external cuticle protects the _________.
Options:
A. epidermis
B. stomach
C. dermis
D. lungs | A |
Question: The average number of individuals per unit of area or volume is referred to as a population's what?
Options:
A. increase
B. diameter
C. density
D. output | C |
Question: What is the medical term for a condition caused by abnormalities, such as mutations, in your genes or chromosomes?
Options:
A. mutations disorder
B. nervous disorder
C. radiation disorder
D. genetic disorder | D |
Question: What is glucose used for the bacteria?
Options:
A. energy
B. fuel
C. reproduction
D. food | D |
Question: What do carnivores eat?
Options:
A. plants
B. algae
C. animals
D. ice | C |
Question: What is algae easier to covert into that corn is currently used for?
Options:
A. fuel
B. food
C. oil
D. sugar | A |
Question: Dividing net force by total mass yields what?
Options:
A. acceleration
B. energy
C. movement
D. transmission | A |
Question: What ensures that seeds germinate only when conditions for seedling survival are optimal?
Options:
A. seed dormancy
B. seed forcing
C. germination dormancy
D. survival dormancy | A |
Question: The a in atp is short for what?
Options:
A. acetic
B. acid
C. amino
D. adenosine | D |
Question: How many fingers do apes have on each hand?
Options:
A. seven
B. four
C. five
D. six | C |
Question: Which atomic particle has a positive charge?
Options:
A. the proton
B. the nucleus
C. the electron
D. the neutron | A |
Question: What does the presence of gill slits suggest about humans and fish?
Options:
A. Common Cells
B. Shared History
C. common ancestor
D. Same evolutionary chain | C |
Question: What was first discovered in songbirds that produce new neurons while learning songs?
Options:
A. Brain Cord
B. homeostasis
C. neurogenesis
D. proteins | C |
Question: Whether focused on ancient life, the life of bacteria, or how humans could live on the moon, four unifying principles form the basis of what branch of science?
Options:
A. biology
B. chemistry
C. geology
D. electronics | A |
Question: What do we call the center of a hurricane where the air is calm and clear?
Options:
A. epicenter
B. eye
C. nose
D. neck | B |
Question: Mass can be destroyed to release what?
Options:
A. mass
B. energy
C. acceleration
D. velocity | B |
Question: Name the organ located behind the nasal cavity in which both food and air pass through?
Options:
A. medulla
B. diaphragm
C. pharynx
D. sinus | C |
Question: Both mitosis and meiosis result in eukaryotic cells doing what?
Options:
A. friction
B. dividing
C. multiplication
D. limiting | B |
Question: In resting neurons, the plasma membrane has many open potassium channels but few open of which other channels?
Options:
A. sulfur
B. silicon
C. sodium
D. oxygen | C |
Question: The theory of evolution by what (and other processes) explains both the diversity of organisms and how populations of organisms change over time?
Options:
A. genocide
B. natural selection
C. characteristic selection
D. natural evolution | B |
Question: What is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond?
Options:
A. sulfate
B. fructose
C. sucrose
D. chloride | C |
Question: What is the spread of cancer cells beyond their original site called?
Options:
A. metastasis
B. mutations
C. apoptosis
D. scattering | A |
Question: What is another name for flatworms such as tapeworms and flukes?
Options:
A. platyhelminthes
B. trematodes
C. polychaetes
D. epiphytes | A |
Question: The lithosphere-asthensophere divisions are based on what?
Options:
A. mechanical properties
B. mechanical compounds
C. elemental properties
D. constant properties | A |
Question: The second shell holds a maximum of how many electrons?
Options:
A. 12
B. 9
C. 8
D. 6 | C |
Question: Olfaction refers to which of the five senses?
Options:
A. touch
B. smell
C. sight
D. taste | B |
Question: What devices convert mechanical energy to electric energy?
Options:
A. mechanical generators
B. kinetic generators
C. electric generators
D. transformation generators | C |
Question: When oxygen is not bound to heme and the partial pressure of oxygen is low, hemoglobin readily binds to what?
Options:
A. iron
B. carbon
C. carbon dioxide
D. sulfur | C |
Question: What is group 16 of the periodic table referred to?
Options:
A. sulfur group
B. dioxide group
C. acid group
D. oxygen group | D |
Question: Restoring nitrogen to the soil is one reason for what agricultural practice?
Options:
A. crop rotation
B. plowing
C. irrigation
D. sowing | A |
Question: What is the term for evolution over geologic time above the level of the species?
Options:
A. microevolution
B. macroevolution
C. mutation
D. speciation | B |
Question: Is the heat of reaction positive or negative for an endothermic reaction?
Options:
A. Negative
B. Both
C. Neither
D. positive | D |
Question: The superior nasal concha and middle nasal concha are parts of which bone?
Options:
A. nasal bone
B. nostril bone
C. gastrulation bone
D. ethmoid bone | D |
Question: The energy a chemical reaction needs to get started is called what kind of energy?
Options:
A. function
B. fusion
C. conduction
D. activation | D |
Question: Crossing charges is one method for obtaining what?
Options:
A. hybrids
B. superscripts
C. notations
D. subscripts | D |
Question: What do scientists collect to test a hypothesis?
Options:
A. evidence
B. beilefs
C. books
D. arguements | A |
Question: Fatal swelling of what organ can result from both encephalitis and meningitis, which typically cause a severe headache and a fever?
Options:
A. kidney
B. liver
C. brain
D. heart | C |
Question: Gases can undergo diffusion, or the opposite, which is what?
Options:
A. infusion
B. dissipation
C. defusion
D. effusion | D |
Question: What science is the study of the occurrence, distribution, and determinants of health and disease in a population?
Options:
A. histology
B. epidemiology
C. physiology
D. toxicology | B |
Question: Amphibian larvae go through what process to change into the adult form?
Options:
A. morphing
B. metamorphosis
C. merging
D. parthenogenesis | B |
Question: Reducing the production of what gas, or removing it from the air, are practices that could reduce global warming?
Options:
A. helium
B. carbon dioxide
C. hydrogen
D. oxygen | B |
Question: There are a series of rules for naming branched alkanes (and, ultimately, for all organic compounds). these rules make up the system of nomenclature for naming what?
Options:
A. typical molecules
B. oxygen molecules
C. non-organic molecules
D. organic molecules | D |
Question: Which theory helps predict future events in weather?
Options:
A. expected change theory
B. climate change theory
C. carbon change theory
D. future weather theory | B |
Question: What is defined as a group of living and nonliving things and their environment?
Options:
A. habitat
B. degradation
C. ecosystem
D. degradation | C |
Question: Cancer is caused by mutations, which can be caused by pathogens, chemicals, or what else?
Options:
A. radiation
B. evaporation
C. diseases
D. convection | A |
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