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null | Question: Cancers are caused by a series of what?
Options:
A. adaptations
B. parasites
C. mutations
D. microbes
Answer: | C |
null | Question: Vivipary refers to the development and nourishment of a what?
Options:
A. nucleus
B. egg
C. embryo
D. seed
Answer: | C |
null | Question: Morphological and molecular data indicate that wings evolved how many times in insects?
Options:
A. many times
B. once
C. never
D. twice
Answer: | B |
null | Question: Amorphous selenium is a photosensitive what?
Options:
A. insulator
B. diffusion
C. electromagnet
D. semiconductor
Answer: | D |
null | Question: Compound light microscopes use lenses to do what?
Options:
A. stop light
B. twist light
C. burn light
D. focus light
Answer: | D |
null | Question: What 'counting' instrument is used to measure radioactivity?
Options:
A. geiger counter
B. Liquid Counter
C. pryor counter
D. ellie counter
Answer: | A |
null | Question: What is the most important element to life?
Options:
A. calcium
B. carbon
C. hydrogen
D. nitrogen
Answer: | B |
null | Question: What are the basic units of structure and function in living organisms?
Options:
A. lipids
B. molecules
C. proteins
D. cells
Answer: | D |
null | Question: What do vertebrates possess that is made up of repeating bony units?
Options:
A. notochord
B. vertebral column
C. spinal cord
D. skull
Answer: | B |
null | Question: What do we call natural resources that are remade by natural processes as quickly as people use them?
Options:
A. exotic
B. nonrenewable
C. geothermal
D. renewable
Answer: | D |
null | Question: Where do greenhouse gases trap heat?
Options:
A. atmosphere
B. ground
C. altitude
D. space
Answer: | A |
null | Question: What do you call a mixture of two or more substances in which dissolved particles are distributed evenly throughout?
Options:
A. liquid
B. water
C. solution
D. concentrate
Answer: | C |
null | Question: What is the basic characteristic of monoprotic bases?
Options:
A. accepts no neutrons
B. accepts one proton
C. accepts one neutron
D. accepts no protons
Answer: | B |
null | Question: What are tiny, hair like projections?
Options:
A. spinicles
B. actin
C. cilia
D. fuzz
Answer: | C |
null | Question: Ecosystem dynamics include more than the flow of energy and recycling of matter. ecosystems are also dynamic because they?
Options:
A. stay the same
B. recreate exactly alike
C. change through time
D. never move
Answer: | C |
null | Question: In order to survive and maintain what state, an organism must quickly adapt to changing environmental conditions?
Options:
A. acclimatization
B. regulation
C. ketosis
D. homeostasis
Answer: | D |
null | Question: Genetics is the branch of biology that focuses on heredity in what?
Options:
A. fruits
B. organisms
C. vacuums
D. schools
Answer: | B |
null | Question: The kidneys help control acid-base balance by excreting _____ and generating bicarbonate that helps maintain blood plasma ph within a normal range?
Options:
A. magnesium ions
B. sodium ions
C. hydrogen ions
D. lithium ions
Answer: | C |
null | Question: The main functions of epithelia are protection from the environment, coverage, secretion and excretion, absorption, and this?
Options:
A. absorption
B. accumulation
C. diffusion
D. filtration
Answer: | D |
null | Question: Ions flow through atp synthase from the thylakoid space into the stroma in a process called known as what?
Options:
A. chemiosmosis
B. respiration
C. fertilization
D. oxidation
Answer: | A |
null | Question: What is the name of the first stage of photosynthesis?
Options:
A. consumption
B. contamination
C. light reactions
D. absorption
Answer: | C |
null | Question: Normal blood is comprised of nearly half erythrocytes, which is another word for what cells?
Options:
A. red blood cells
B. monocytes
C. plateletes
D. white blood cells
Answer: | A |
null | Question: About 20 percent of carbon dioxide is bound by hemoglobin and is transported where?
Options:
A. bones
B. intestines
C. brain tissues
D. lungs
Answer: | D |
null | Question: Untreated botulism is typically fatal because muscles required for breathing fail to contract when the release of what chemical is blocked?
Options:
A. monoxide
B. hydrogen
C. acetylcholine
D. carbon dioxide
Answer: | C |
null | Question: What is the liquid inside the central vacuole called?
Options:
A. cytoplasm
B. chloroplasm
C. osmotic fluid
D. cell sap
Answer: | D |
null | Question: What are the earth's two poles called?
Options:
A. west and south
B. southwest and south
C. east and west
D. north and south
Answer: | D |
null | Question: An allele is an alternative form of what structure?
Options:
A. gene
B. enzyme
C. protein
D. amino acid
Answer: | A |
null | Question: Bacteria are responsible for many types of what in humans?
Options:
A. diseases
B. colors
C. smells
D. food
Answer: | A |
null | Question: What kind of solution might cause animal cells to burst?
Options:
A. monatomic
B. hypotonic
C. eutrophic
D. Acid Solution
Answer: | B |
null | Question: The yellowstone hot spot is a famous example of a what?
Options:
A. form hot spot
B. continental hot spot
C. oceanic hot spot
D. deeper hot spot
Answer: | B |
null | Question: Glucose, galactose, and fructose are all what?
Options:
A. structoxes
B. hexoses
C. alucoxes
D. fluxes
Answer: | B |
null | Question: What kind of water are cattails adapted for with narrow, strap-like leaves?
Options:
A. moving water
B. turbulent water
C. saline water
D. stagnant water
Answer: | A |
null | Question: What traits are those that are inherited unchanged in a hybridization?
Options:
A. recessive traits
B. alleles
C. dominant traits
D. mutations
Answer: | C |
null | Question: Asteroids, comets, and planets move around the sun in curved paths called what?
Options:
A. orbits
B. curves
C. satellites
D. ellipticals
Answer: | A |
null | Question: Hormones are often regulated through what?
Options:
A. intensity loops
B. response loops
C. alternating loops
D. feedback loops
Answer: | D |
null | Question: When electric current flows through a wire, it creates what type of field that surrounds the wire in circles?
Options:
A. magnetic
B. kinetic
C. gravitational
D. thermal
Answer: | A |
null | Question: What do you call any substance in food that the body needs?
Options:
A. a nutrient
B. antioxidant
C. dietary
D. beneficial
Answer: | A |
null | Question: Double strands of what wrap around histone proteins to form nucleosomes, which are coiled into a chromatin fiber?
Options:
A. ribosomes
B. dna
C. bacteria
D. chromatids
Answer: | B |
null | Question: What process converts the sun's hydrogen nuclei into helium?
Options:
A. nuclear fission
B. solar fission
C. combustion
D. nuclear fusion
Answer: | D |
null | Question: What phenotype do gain-of-function mutations usually result in?
Options:
A. external
B. internal
C. submissive
D. dominant
Answer: | D |
null | Question: The products of what process are needed for cellular respiration, and vice versa?
Options:
A. spermatogenesis
B. photosynthesis
C. circulation
D. digestion
Answer: | B |
null | Question: Chromosomes further condensed in which stage?
Options:
A. zooflagellate stage
B. tracheophyte stage
C. zygum stage
D. diakinesis stage
Answer: | D |
null | Question: The cochlea and vestibul make up what part of the ear?
Options:
A. upper
B. middle
C. inner
D. outer
Answer: | C |
null | Question: What is the most abundant biochemical compound?
Options:
A. soil
B. cellulose
C. methane
D. tissue
Answer: | B |
null | Question: What type of growth generally occurs only when a population is living under ideal conditions, yet cannot continue for very long?
Options:
A. analogous growth
B. negative growth
C. logarithmic growth
D. exponential growth
Answer: | D |
null | Question: If the buoyant force is greater than the force of gravity acting on a ship, what will happen to the ship?
Options:
A. it will bobble
B. it will explode
C. it will sink
D. it will float
Answer: | D |
null | Question: According to which process, sublevels and orbitals are filled with electrons in order of increasing energy?
Options:
A. Schrodinger's cat
B. aufbau
C. particle dynamics
D. hausen
Answer: | B |
null | Question: What forms when tectonic plates move above a hot spot?
Options:
A. earthquake chain
B. volcanic system
C. volcanic chain
D. volcanic setting
Answer: | C |
null | Question: Where does cellular respiration occur?
Options:
A. mitochondria
B. nucleus
C. Golgi apparatus
D. chloroplasts
Answer: | A |
null | Question: What are negative electrons attracted to?
Options:
A. ions
B. neutral electrons
C. hormones
D. positive protons
Answer: | D |
null | Question: What cause the rippled surface of the ocean?
Options:
A. earthquakes
B. waves
C. winds
D. tides
Answer: | B |
null | Question: _________ are one-celled organisms with a nucleus which cause diseases such as malaria.
Options:
A. mosquitos
B. protozoa
C. fungi
D. larvae
Answer: | B |
null | Question: What energy, produced by vibrations, cannot travel through empty space?
Options:
A. sound
B. light
C. plasma
D. heat
Answer: | A |
null | Question: What is type of sugar is produced through photosynthesis?
Options:
A. glutamate
B. glucose
C. insulin
D. carbohydrates
Answer: | B |
null | Question: Antibiotics can be used to fight what, in general?
Options:
A. fever
B. viruses
C. pathogens
D. bacteria
Answer: | D |
null | Question: Dessication is an extreme and usually fatal form of what in animals?
Options:
A. dehydration
B. diarrhea
C. starvation
D. depletion
Answer: | A |
null | Question: What is the term for the distance between two corresponding points on adjacent waves?
Options:
A. arc wave
B. wavelength
C. bandwidth
D. variation
Answer: | B |
null | Question: What type of function does the long bone perform?
Options:
A. acts as pivot
B. acts as pulley
C. works as piston
D. work as lever
Answer: | D |
null | Question: What protective substance covers the skin of most reptiles?
Options:
A. hairs
B. pores
C. scales
D. feathers
Answer: | C |
null | Question: The production of light by living things is called what?
Options:
A. bioluminescence
B. apoptosis
C. bio-glow
D. attenuation
Answer: | A |
null | Question: What provides clear evidence of evolution?
Options:
A. mutations
B. extinction
C. biologists
D. fossils
Answer: | D |
null | Question: What force opposes a motion of a moving body? for example a car breaking on a road.
Options:
A. thermal
B. vibration
C. friction
D. tension
Answer: | C |
null | Question: What do we call plants that shed their leaves seasonally each year?
Options:
A. annuals
B. deciduous plants
C. lush plants
D. perennials
Answer: | B |
null | Question: In budding , organisms reproduce by having new individuals split off from what?
Options:
A. ova
B. existing ones
C. a sister chromatid
D. nuclei
Answer: | B |
null | Question: What happens to light when it reflects from a rough surface?
Options:
A. becomes isolated
B. gets diffused
C. reflects
D. becomes concentrated
Answer: | B |
null | Question: During fetal development of the heart, what does the bulbus cordis develop into?
Options:
A. last ventricle
B. right atrium
C. right ventricle
D. left atrium
Answer: | C |
null | Question: A _______ of biology is a fundamental concept that is just as true for a bee or a sunflower as it is for us.
Options:
A. notion
B. principle
C. theory
D. hypothesis
Answer: | B |
null | Question: What is the term for a watertight seal between two adjacent animal cells?
Options:
A. cell wall
B. cell membrane
C. placental barrier
D. tight junction
Answer: | D |
null | Question: A pulley changes the direction of the force t exerted by the cord without changing its what?
Options:
A. latitude
B. position
C. magnitude
D. longitude
Answer: | C |
null | Question: Collisions between hydrogen atoms demonstrate one form of what?
Options:
A. destructive fusion
B. nuclear fusion
C. nuclear reaction
D. nuclear radiation
Answer: | B |
null | Question: What branch of biology focuses on heredity?
Options:
A. cell biology
B. botany
C. zoology
D. genetics
Answer: | D |
null | Question: Upwelling mantle at the mid-ocean ridge pushes plates in which direction?
Options:
A. eastward
B. westward
C. inward
D. outward
Answer: | D |
null | Question: Which process helps deaminate amino acids?
Options:
A. transamination
B. caramelization
C. deactivation
D. bromination
Answer: | A |
null | Question: Monosaccharides, disaccharides, and polysaccharides are types of what kind of macromolecule?
Options:
A. glucose
B. nutrients
C. carbohydrate
D. protein
Answer: | C |
null | Question: Evaporation of moisture is greatest where it is?
Options:
A. sunny and populated
B. cool and snowy
C. hot and sunny
D. rainy and hot
Answer: | C |
null | Question: What body system gets rid of waste?
Options:
A. digestive system
B. excretory system
C. Muscular system
D. nervous system
Answer: | B |
null | Question: Instead of heat, organisms use what to speed up reactions?
Options:
A. synthesis
B. metabolism
C. acids
D. catalysis
Answer: | D |
null | Question: How long do the long-lived isotopes require to decay to a safe level in a nuclear reactor?
Options:
A. millions of years
B. thousands of years
C. hundreds of years
D. tens of years
Answer: | B |
null | Question: What is the pairing of an adult male to an adult female to produce young?
Options:
A. evolution
B. asexual reproduction
C. binary fission
D. mating
Answer: | D |
null | Question: Molds and casts usually form in which type of rock?
Options:
A. metamorphic
B. crystalline
C. igneous
D. sedimentary
Answer: | D |
null | Question: What do aquatic arthropods use to exchange gases?
Options:
A. gills
B. diaphragm
C. pores
D. lungs
Answer: | A |
null | Question: What is the ratio of the mass of an object to its volume?
Options:
A. density
B. frequency
C. diameter
D. median
Answer: | A |
null | Question: What type of reaction is a transfer of a proton from one molecule or ion to another?
Options:
A. acid-base
B. ionic bonding
C. thermal reaction
D. ionization
Answer: | A |
null | Question: What is a mutation?
Options:
A. change in the swetha sequence of dna
B. change in the nucleotide sequence of dna
C. change in the rna sequence of dna
D. change in the distinct sequence of dna
Answer: | B |
null | Question: The protist life cycle benefits by including what forms of reproduction?
Options:
A. ideal and sexual
B. atypical and sexual
C. asexual and sexual
D. asexual and biological
Answer: | C |
null | Question: What is the top 200 meters of water in the ocean called?
Options:
A. photic zone
B. thymic zone
C. organelle zone
D. over zone
Answer: | A |
null | Question: What are typically named for their major physical or climatic factors in addition to their predominant vegetation?
Options:
A. habitats
B. terrestrial biomes
C. aqueous biomes
D. communities
Answer: | B |
null | Question: Certain anaerobic parabasalid species exist in the digestive tracts of termites and wood-eating cockroaches, where they contribute an essential step in the digestion of this?
Options:
A. nutrients
B. fiber
C. cellulose
D. carbonate
Answer: | C |
null | Question: Where can you find humid subtropical climates?
Options:
A. between 40 and 60 degrees latitude
B. between 40 and 60 degrees longitude
C. between 20 and 40 degrees longitude
D. between 20 and 40 degrees latitude
Answer: | D |
null | Question: Control of the body can be somatic or autonomic, offering one way to divide what organ system by function?
Options:
A. circulatory system
B. nervous system
C. cardiovascular system
D. central system
Answer: | B |
null | Question: A hair grows out of a follicle and passes through what before extending above the skin surface?
Options:
A. callus
B. epidermis
C. cartilage
D. dermis
Answer: | B |
null | Question: What is the function of chloroplasts that are found in plant and algal cells?
Options:
A. glycolysis
B. photosynthesis
C. spermatogenesis
D. mitosis
Answer: | B |
null | Question: Distinguished by the great red spot, what planet has an upper atmosphere containing ammonia clouds?
Options:
A. saturn
B. mars
C. uranus
D. jupiter
Answer: | D |
null | Question: All living cells in multicellular organisms contain an internal cytoplasmic compartment, and a nucleus within the cytoplasm. cytosol, the jelly-like substance within the cell, provides the fluid medium necessary for this?
Options:
A. apoptosis
B. meiosis
C. cell division
D. biochemical reactions
Answer: | D |
null | Question: Ice ages, continental drift, and giant meteorites striking earth have caused what phenomenon?
Options:
A. depletion
B. gravity
C. extinction
D. waves
Answer: | C |
null | Question: Meats and dairy products link to photosynthesis because the animals were fed what?
Options:
A. biofuel
B. carnivorous diets
C. chloroplasts
D. plant-based foods
Answer: | D |
null | Question: What phase is pure chlorine present as?
Options:
A. gas
B. mist
C. oil/gas
D. liquid
Answer: | A |
null | Question: The desire to understand how and why things happen is shared by all branches of what?
Options:
A. government
B. population
C. science
D. society
Answer: | C |
null | Question: The only obvious difference between boys and girls at birth is what type of organs?
Options:
A. reproductive
B. digestive
C. respiratory
D. nervous
Answer: | A |
null | Question: The process in which animals use visual cues to communicate is known as what?
Options:
A. peripheral communication
B. visual indication
C. visual communication
D. distinctive communication
Answer: | C |
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