question stringlengths 68 502 | answer stringclasses 4
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Question: Because plants are relatively immobile, they can function with bulky energy storage in the form of what?
Options:
A. fat
B. dioxide
C. starch
D. protein | C |
Question: How do invertebrates reproduce?
Options:
A. asexually
B. constantly
C. sexually
D. randomly | C |
Question: The process of transferring pollen from the male reproductive part of a flower known as the anthers to the female reproductive part of the flower known as the stigma is referred to as what?
Options:
A. inoculation
B. pollination
C. reproduction
D. fertilization | B |
Question: What do you call catalysts that are found inside of living things?
Options:
A. hormones
B. proteins
C. enzymes
D. fibres | C |
Question: Energy from sunlight is absorbed by what pigment in the thylakoid membrane of chloroplasts?
Options:
A. melatonin
B. chlorophyll
C. tannin
D. keratin | B |
Question: Surface tension forces between moleculse cause the surface of liquid to contract to what?
Options:
A. smallest surface area
B. strongest surface area
C. typically surface area
D. Weak Surface area | A |
Question: What term refers to the breaking stress that will cause permanent deformation or fracture of a material?
Options:
A. elasticity
B. malleability
C. tensile strength
D. viscosity | C |
Question: In great apes, what process lasts 8-9 months and usually results in the birth of a single offspring?
Options:
A. hibernation
B. gestation
C. reproduction
D. mating | B |
Question: Plants can reproduce sexually and in which other way?
Options:
A. asexually
B. horizontally
C. genetically
D. spontaneously | A |
Question: Earth is the only planet in the solar system that has what element, which is essential for human life, present in all three of its states?
Options:
A. oxygen
B. water
C. carbon
D. helium | B |
Question: Although individuals of a given species are genetically similar, they are not identical; every individual has a unique set of these?
Options:
A. mutations
B. habits
C. traits
D. chromosomes | C |
Question: The following definition relates to which term: the application of knowledge to real-world problems?
Options:
A. capitalism
B. invention
C. industry
D. technology | D |
Question: Pauropods, presumed relatives of millipedes usually found in soil, leaf litter and other moist places, live on all continents except what?
Options:
A. antarctica
B. inland
C. Europe
D. Ocean | A |
Question: The frequency of a wave is the reciprocal of what other attribute of the wave?
Options:
A. term
B. amplitude
C. period
D. length | C |
Question: People with type o blood are often called what?
Options:
A. likely donors
B. universal donors
C. complete donors
D. flexible donors | B |
Question: Chemical changes occur because of what?
Options:
A. toxic reactions
B. liquid reactions
C. chemical reactions
D. evaporation | C |
Question: Low-level exposure of humans to radiation can cause what?
Options:
A. illness
B. bleeding
C. cancer
D. coughing | C |
Question: What are the nonliving parts of ecosystems like soil and air called?
Options:
A. irrelevant factors
B. exemplified factors
C. inorganic factors
D. abiotic factors | D |
Question: A mixture of a metal with one or more other elements is called?
Options:
A. a hydrogen
B. a carbon
C. a cobalt
D. an alloy | D |
Question: What is a small protein that helps fight infections?
Options:
A. phenotype
B. cytokine
C. zygote
D. glutamate | B |
Question: What type of scientists study the effects people have on their environment?
Options:
A. integrated scientists
B. ecological scientists
C. biological scientists
D. environmental scientists | D |
Question: What do you call the diffusion of solutes through transport proteins in the plasma membrane?
Options:
A. facilitated diffusion
B. exposed diffusion
C. necessitated diffusion
D. Osmosis | A |
Question: Like bacteria, archaea can have what to assist with movement?
Options:
A. antennae
B. flagella
C. cilia
D. sporangia | B |
Question: What kind of mutations are produced by nucleotide-pair insertions or deletions?
Options:
A. framing
B. frameshift
C. shifty
D. cloned | B |
Question: A form of carbon in which carbon atoms are arranged in a hollow sphere is known as?
Options:
A. chondrite
B. amines
C. fullerene
D. analyte | C |
Question: The two complementary strands of what are separated, much like unzipping a zipper, in the initiation phase?
Options:
A. dna
B. Chromosomes
C. mRNA
D. RNA | A |
Question: Things that are hydrophobic repel or otherwise don't really mix with what?
Options:
A. heat
B. water
C. air
D. magnets | B |
Question: Arteries and veins are two of the three types of blood vessels, what is the third?
Options:
A. capillaries
B. muscles
C. fibroids
D. neurons | A |
Question: What basic structure holds plants upright, bears leaves and other structures, and transports fluids between roots and leaves?
Options:
A. leaves
B. branches
C. flowers
D. stem | D |
Question: What kind of parasites are nearly all ticks that live on the body surfaces of reptiles or mammals?
Options:
A. helminths
B. ectoparasites
C. protozoa
D. bloodsucking | D |
Question: What results when birth rates fall even lower than death rates?
Options:
A. increased growth rate
B. negative growth rate
C. mutation
D. disease | B |
Question: How do hydrogen bonds help ions and other polar molecules?
Options:
A. solidify in water
B. dissolve in water
C. activate in water
D. change in water | B |
Question: What two things determine how much kinetic energy an object has?
Options:
A. its weight and volume
B. its mass and velocity
C. its mass and direction
D. its height and speed | B |
Question: What are the pores in plants that keep certain gases and liquids in and out called?
Options:
A. stigmata
B. chloroplasts
C. lesions
D. stomata | D |
Question: What is the disease in which bronchioles in the lungs periodically swell and fill with mucus?
Options:
A. asthma
B. allergy
C. nausea
D. leukemia | A |
Question: E. histolytica causes what kind of dysentery?
Options:
A. Spastic
B. amebic
C. spicule
D. cocklebur | B |
Question: What is a copy of an image formed by reflection or refraction?
Options:
A. a mirror image
B. an image
C. a photographic image
D. an example | B |
Question: What term refers to the union of a male and female of the same species for reproduction?
Options:
A. evolution
B. mating
C. behavior
D. life cycle | B |
Question: What bodily function do the triceps help perform?
Options:
A. lift the leg
B. extend the arm
C. perform crunches
D. make a fist | B |
Question: What properties describe the existence of matter, as opposed to chemical properties that describe how substances change into other substances?
Options:
A. biological
B. physical
C. astronomical
D. gravitational | B |
Question: Which phylum are all vertebrate organisms a member of?
Options:
A. phylum hominid
B. phylum chordata
C. pylum protozoa
D. phylum arthropod | B |
Question: What property of matter is defined as the ability to do work and is required by all living organisms in order to grow and reproduce?
Options:
A. heating
B. food
C. growth
D. energy | D |
Question: What do nearly all nonsense mutations lead to ?
Options:
A. downs syndrome
B. dehydration
C. hormone release
D. nonfunctional proteins | D |
Question: What cannot be created or destroyed in a chemical reaction?
Options:
A. matter
B. mass
C. energy
D. heat | A |
Question: When the energy of the earthquake reaches shore, it forms a huge wave called?
Options:
A. a typhoon
B. a surge
C. a tidal wave
D. a tsunami | D |
Question: Which muscle is broad, triangular and located on the inferior part of the back where it inserts into the aponeurosis?
Options:
A. dorsolateral dorsi
B. Synergistic dorsi
C. bronchus dorsi
D. latissimus dorsi | D |
Question: What do organisms need to speed up biochemical reactions?
Options:
A. genes
B. enzymes
C. hormones
D. carbohydrates | B |
Question: The properties of cyclic hydrocarbons are generally quite similar to those of the corresponding open-chain compounds. so cycloalkanes (with the exception of cyclopropane, which has a highly strained ring) act very much like noncyclic alkanes. cyclic structures containing five or six carbon atoms, such as cycl... | D |
Question: What collect data on the land and sea in regards to the weather?
Options:
A. turbine stations
B. thermal stations
C. weather stations
D. wind stations | C |
Question: What is a form of matter that has a definite volume, but an indefinite shape?
Options:
A. a liquid
B. a gas
C. a solid
D. a plasma | A |
Question: What is stored and concentrated in the gallbladder?
Options:
A. bile
B. oxygen
C. calcium
D. insulin | A |
Question: What is the first step towards wound repair?
Options:
A. clotting factors
B. hormone factors
C. electrolysis factors
D. blotting factors | A |
Question: Noble gases are monatomic because they only contain one of what?
Options:
A. molecules
B. charges
C. atoms
D. ions | C |
Question: Genetic variation helps ensure that some organisms will survive if what happens?
Options:
A. they get eaten
B. their environment changes
C. there's an earthquake
D. they die | B |
Question: Earth’s magnetic north and south poles are not the same as what?
Options:
A. geographic hemispheres
B. geographic poles
C. geographic currents
D. equatorial planes | B |
Question: Push or pull acting on an object is also called?
Options:
A. effort
B. space
C. force
D. Gravity. | C |
Question: What colors in a neon sign represent real neon?
Options:
A. yellow, white
B. blue, green
C. purple, blue
D. red, orange | D |
Question: What kind of waves consist of vibrating electric and magnetic fields?
Options:
A. gaseous waves
B. electromagnetic waves
C. sound waves
D. hydraulic waves | B |
Question: When do weather balloons return to earth?
Options:
A. when the timer runs out
B. when the air heats up
C. when the air cools
D. when it bursts | D |
Question: What is the addition of oxygen to a molecule or the removal of hydrogen from a molecule called?
Options:
A. precipitation
B. ionization
C. evaporation
D. oxidation | D |
Question: Hair and nails are made of what?
Options:
A. chromatin
B. cellulose
C. keratin
D. proteins | C |
Question: What radiation, generally produced by thermal motion and the vibration and rotation of atoms and molecules, literally means "below red"?
Options:
A. gamma radiation
B. infrared
C. ultraviolet
D. microscopic | B |
Question: Lactose intolerance is a condition characterized by indigestion caused by this?
Options:
A. pasteurized products
B. fried products
C. dairy products
D. raw products | C |
Question: What is the name of the liquid component of a solution?
Options:
A. solute
B. solvent
C. ionic
D. reactant | B |
Question: What type of tissue consists of cells that cover inner and outer body surfaces?
Options:
A. mitochondrial ?
B. Soft Tissue
C. aberrant ?
D. epithelial? | D |
Question: Where is the site of photosynthesis?
Options:
A. the chloroplast
B. the organism
C. another chloroplast
D. the chloroburst | A |
Question: What can be identified as an element, a compound, or a mixture?
Options:
A. waves
B. energy
C. matter
D. light | C |
Question: Vaccination is the process of exposing a person to pathogens on purpose so the person will develop what?
Options:
A. sensitivity
B. allergy
C. immunity
D. autonomy | C |
Question: What is the layer above the troposphere?
Options:
A. sediment
B. earth
C. stratosphere
D. condensation | C |
Question: The calvin cycle and light reactions are the two stages of what process?
Options:
A. photosynthesis
B. condensation
C. evaporation
D. cell growth | A |
Question: Untreated chlamydia can lead to pelvic inflammatory disease, which affects what organ system?
Options:
A. female reproductive system
B. circulatory system
C. endocrine system
D. nervous system | A |
Question: What feature of the land do contour lines show?
Options:
A. bodies of water
B. flat surfaces
C. three-dimensional shape
D. trails | C |
Question: By what process does the haploid gametophyte produce the gametes?
Options:
A. meiosis
B. Spermatogenesis
C. mitosis
D. angiogenesis | C |
Question: Where do carrier proteins carry ions or molecules?
Options:
A. across isotopes
B. between nuclei
C. across the membrane
D. back to nucleus | C |
Question: Among vertebrates, what broad category of animals is most capable of learning?
Options:
A. mammals
B. reptiles
C. fish
D. birds | A |
Question: What is the first step of the calvin cycle called?
Options:
A. carbon maturation
B. carbon fixation
C. dioxide fixation
D. breath fixation | B |
Question: What harmful substance must not be drained into s storm sewer?
Options:
A. debris
B. motor oil
C. alcohol
D. water runoff | B |
Question: What is the special name given to the diffusion of water through the cell membrane?
Options:
A. passive transport
B. electrolysis
C. hemostasis
D. osmosis | D |
Question: What happens to the electrical conductivity of metals when placed in a pot of boiling water?
Options:
A. decreases slowly
B. increases quickly
C. stays the same
D. increases slowly | A |
Question: Most bird species display this behavior, meaning the male and female remain together for breeding for a few years or until one mate dies?
Options:
A. polygamy
B. dichotomy
C. monogamy
D. isolation | C |
Question: Many pathogens spread by droplets in the air. droplets are released when a person does what?
Options:
A. coughs or sneezes
B. itches or scratches
C. vomits or cries
D. cries or laughs | A |
Question: Chemical reactions that consume energy are called what?
Options:
A. endothermic reactions
B. greedy reactions
C. inefficient reactions
D. exothermic reactions | A |
Question: What do most organisms eat in the profundal zone of a lake?
Options:
A. dead organisms
B. fish waste
C. algae organism
D. fresh organisms | A |
Question: The variation in a sample can be represented by what quantity, which means the total spread of values?
Options:
A. range
B. median
C. variety
D. mode | A |
Question: A protein’s shape is determined, most fundamentally, by the sequence of what type of acids?
Options:
A. amino
B. lactic
C. lipids
D. acetic | A |
Question: What are the 3 types of tissues that modern plants have?
Options:
A. sturdy , ground , and vascular
B. sinuous , ground , and vascular
C. dermal, ground, and vascular
D. cambrium, epidermis, and ground | C |
Question: Tropomyosin is a type of what, that winds around the chains of the actin filament and covers the myosin-binding sites to prevent actin from binding to myosin?
Options:
A. bacteria
B. protein
C. amine
D. enzyme | B |
Question: Which group of the periodic table consists of hydrogen and the alkali metals?
Options:
A. group 1
B. group 3
C. group 4
D. group 2 | A |
Question: What helps frogs swim during the tadpole phase?
Options:
A. a tail
B. flagella
C. fins
D. cilia | A |
Question: What kind of radiation can be used to disrupt the dna-rna protein synthesis cycle that allows bacteria to reproduce?
Options:
A. infrared
B. microwave
C. non-ionizing
D. ionizing | D |
Question: The adult cells that form the butterfly begin growing in what developmental stage?
Options:
A. embryo
B. pupa
C. caterpillar
D. mitochondria | A |
Question: What is the simplest type of carbon-based compounds?
Options:
A. Buckminsterfullerine
B. particles
C. graphite
D. hydrocarbons | D |
Question: What kinds of cells that are important to our physical functioning can atrophy when they are not used?
Options:
A. muscles
B. brain
C. digestive
D. reproductive | A |
Question: Dengue fever and yellow fever are examples of diseases caused by what type of pathogen?
Options:
A. bacteria
B. worms
C. virus
D. fungi | C |
Question: The geologic time scale is divided into eons, eras, periods, and?
Options:
A. zones
B. epochs
C. tropics
D. cultures | B |
Question: What molecule is used for most energy functions in organisms?
Options:
A. atp or adenozine triphosphate
B. RNA or ribonucleic acid
C. DNA or deoxyribonucleic acid
D. ADP or Adenosine Diphosphate | A |
Question: Which part of the nephron collects wastes in the blood?
Options:
A. tubule
B. filter
C. vesicle
D. waste sac | A |
Question: What kind of behavior occurs only after experience or practice?
Options:
A. learned behavior
B. memory
C. instinctive behavior
D. juvenile behavior | A |
Question: The right side of the heart collects what type of blood from the body?
Options:
A. oxygen-poor
B. dioxide-poor
C. oxygen-rich
D. potassium-rich | A |
Question: Hot material from near the sun’s center rises in which zone?
Options:
A. convection zone
B. drifting zone
C. radiative zone
D. thermosphere | A |
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