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null | Question: What secures together immovable joints and prevents them from moving?
Options:
A. light cartilage
B. dense collagen
C. light collagen
D. dense cartilage
Answer: | B |
null | Question: Roots grow in length and width from the primary and secondary what?
Options:
A. frill
B. meristem
C. pistil
D. leaf
Answer: | B |
null | Question: What often involves the loss of hydrogen, the gain of oxygen, or the loss of electrons?
Options:
A. carbonation
B. decomposition
C. oxidation
D. precipitation
Answer: | C |
null | Question: Methane, ethane, and propane are three of the smallest what?
Options:
A. atoms
B. organisms
C. alkanes
D. microorganisms
Answer: | C |
null | Question: Comparing anatomy, and characterizing the similarities and differences, provides evidence of what process?
Options:
A. devolution
B. emergence
C. regression
D. evolution
Answer: | D |
null | Question: What bond is a force of attraction between ions and atoms?
Options:
A. carbon bond
B. chemical bond
C. Ionic bond
D. radiation bond
Answer: | B |
null | Question: What is a measure of the size of sound waves?
Options:
A. wavelength
B. amplitude
C. voltage
D. frequency
Answer: | B |
null | Question: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?
Options:
A. nucleus
B. cerebellum
C. mucus
D. cytoplasm
Answer: | D |
null | Question: A goiter is a visible indication of deficiency of what?
Options:
A. water
B. chlorine
C. iodine
D. arsenic
Answer: | C |
null | Question: Like plants, animals are multicellular what?
Options:
A. prokaryotes
B. membranes
C. isolates
D. eukaryotes
Answer: | D |
null | Question: Most oxygen in blood is bound to a protein called what, and carried to the tissues?
Options:
A. plasma
B. platelete
C. hemoglobin
D. hydrogen
Answer: | C |
null | Question: What two tubes extend from the upper corners of the uterus?
Options:
A. Cervical
B. fallopian
C. ovary
D. ovarian
Answer: | B |
null | Question: What law explains how the change in direction of the light ray depends on how the speed of light changes, which in turn is related to the indices of refraction of the media involved?
Options:
A. Born's law
B. Newton's first law
C. Boyle's law
D. law of refraction
Answer: | D |
null | Question: Which muscles allow your fingers to also make precise movements for actions?
Options:
A. motoric muscles
B. fine movement muscles
C. paired muscles
D. intrinsic muscles
Answer: | D |
null | Question: Pulleys are generally used to do what with objects?
Options:
A. wrap
B. lift
C. clean
D. pack
Answer: | B |
null | Question: What technique is used by insects and birds to find food, mates, and safety from predators?
Options:
A. sleeping
B. mating
C. playing
D. flying
Answer: | D |
null | Question: What is the conversion of metals from their ores to more useful forms called?
Options:
A. nanotechnology
B. thermodynamics
C. metallurgy
D. crystallography
Answer: | C |
null | Question: What is the name of the roundworms digestive organ?
Options:
A. gut
B. tube
C. stomach
D. intestine
Answer: | A |
null | Question: Frogs and toads, salamanders and newts, and caecilians are the three orders of what group of animals?
Options:
A. amphibians
B. mammals
C. marsupials
D. reptiles
Answer: | A |
null | Question: The thick skin, found only on the palms of the hands and the soles of the feet, has an extra what?
Options:
A. layer
B. Skin
C. surface
D. outer
Answer: | A |
null | Question: What is the term for animals that defend their area?
Options:
A. predatory
B. contain
C. territorial
D. Grazing
Answer: | C |
null | Question: What is the fluid that carries sperm through the urethra and out of the body, and provides it with nutrients?
Options:
A. semen
B. blood
C. bacteria
D. yeast
Answer: | A |
null | Question: What layer is above the mesosphere?
Options:
A. thermosphere
B. stratosphere
C. ionosphere
D. exosphere
Answer: | A |
null | Question: Visible light is the narrow segment of what, to which the normal human eye responds?
Options:
A. phenomena spectrum
B. radio spectrum
C. molecular spectrum
D. electromagnetic spectrum
Answer: | D |
null | Question: Name the missing call of biochemical compound: carbohydrates, proteins, nucleic acids.
Options:
A. lipids
B. microorganisms
C. tissues
D. enzymes
Answer: | A |
null | Question: What is the active ingredient in household bleach?
Options:
A. chlorine
B. oxygen
C. magnesium
D. iodine
Answer: | A |
null | Question: Making ultrasonic clicks is a clever way that some moths respond to attacks by what flying mammals?
Options:
A. locusts
B. bats
C. bees
D. birds
Answer: | B |
null | Question: The cytoplasm divides during what stage of the cell cycle?
Options:
A. capitis
B. electrolysis
C. birthing
D. cytokinesis
Answer: | D |
null | Question: What is the term for a symbiotic relationship in which one species benefits while the other species is not affected?
Options:
A. pollenation
B. mutualism
C. parasitism
D. commensalism
Answer: | D |
null | Question: What is the diversity of living things called?
Options:
A. biodiversity
B. ecosystem
C. degradation
D. life cycle
Answer: | A |
null | Question: What is measured with a personal dosimeter?
Options:
A. alcohol concentration
B. blood insulin
C. internal temperature
D. exposure to radioactivity
Answer: | D |
null | Question: Which carbohydrates can be classified in terms of chain length?
Options:
A. simple
B. complex
C. atomic
D. binary
Answer: | A |
null | Question: What charge do atoms carry?
Options:
A. negative
B. static
C. neutral
D. positive
Answer: | C |
null | Question: At certain times of year, a stream or river may overflow its banks. what is the area of land that is flooded called?
Options:
A. lowland
B. floodplain
C. run off
D. inlet
Answer: | B |
null | Question: What are the membrane-bound organelles that are usually larger than vesicles and can have secretory, excretory, and storage functions?
Options:
A. nucleolus
B. vacuoles
C. ribosomes
D. tubules
Answer: | B |
null | Question: Systemic communication through the phloem helps integrate the functions of the whole what?
Options:
A. plant
B. insect
C. bird
D. animal
Answer: | A |
null | Question: In seed plants, after fertilization, what will the ovule eventually develop into?
Options:
A. seed
B. cone
C. root
D. flower
Answer: | A |
null | Question: Many viral diseases can be prevented by giving people what?
Options:
A. vaccines
B. pesticides
C. Lactose
D. cancers
Answer: | A |
null | Question: The outer layer of what anatomical structure is so tough that it keeps out most pathogens?
Options:
A. steel
B. bark
C. skin
D. liver
Answer: | C |
null | Question: What kind of interactions do polar substances experience?
Options:
A. axial interactions
B. monopole-dipole interactions
C. monopole-monopole interactions
D. dipole-dipole interactions
Answer: | D |
null | Question: Genetic traits are characteristics encoded in what?
Options:
A. bacteria
B. rna
C. nuclei
D. dna
Answer: | D |
null | Question: Why do birds need a light-weight body?
Options:
A. food shortages
B. water flotation
C. to stay aloft
D. for cooling
Answer: | C |
null | Question: The spokes of what structures that distinguish saturn appear seasonally, with an origin as yet unknown?
Options:
A. satellites
B. moons
C. craters
D. rings
Answer: | D |
null | Question: The binary halides are an important subclass of what?
Options:
A. salts
B. acids
C. gases
D. minerals
Answer: | A |
null | Question: Red stars are the coolest; which are the hottest?
Options:
A. white
B. blue
C. yellow
D. giant
Answer: | B |
null | Question: What term is used to describe birds that hunt, eat mammals, and other birds?
Options:
A. consumers
B. predators
C. raptors
D. warriors
Answer: | C |
null | Question: What are biomes that occur where a river, a source of fresh water, meets the ocean called?
Options:
A. rapids
B. sediments
C. waterways
D. estuaries
Answer: | D |
null | Question: How many neutrons do 99% of carbon atoms have?
Options:
A. six
B. sixteen
C. five
D. eight
Answer: | A |
null | Question: Animals that live in groups with other members of their species are called what?
Options:
A. social animals
B. grouping animals
C. available animals
D. aggressive animals
Answer: | A |
null | Question: Which organisms break down either organic or inorganic molecules to supply energy for the cell?
Options:
A. asexual organisms
B. chemotrophic organisms
C. photoreactive organisms
D. spicule organisms
Answer: | B |
null | Question: When acellular slime molds swarm, they fuse together to form a single cell with many what?
Options:
A. lungs
B. digestive tracts
C. cytoplasm
D. nuclei
Answer: | D |
null | Question: In autosomal dominant inheritance only one "affected" what is necessary to result in an "affected" phenotype?
Options:
A. trait
B. cells
C. allele
D. molecule
Answer: | C |
null | Question: The testes produce sperm and secrete what?
Options:
A. melanin
B. testosterone
C. thyroxine
D. estrogen
Answer: | B |
null | Question: What kind of structure do purines have?
Options:
A. triple ring structure
B. helical stucture
C. single ring structure
D. double ring structure
Answer: | D |
null | Question: Veins subdivide repeatedly and branch throughout what?
Options:
A. epidermis
B. mesophyll
C. stroma
D. periosteum
Answer: | B |
null | Question: What property makes bone marrow cells ideal for gene therapy?
Options:
A. lifelong reproduction
B. Matching
C. irreversible reproduction
D. behavior reproduction
Answer: | A |
null | Question: Late adulthood begins in the mid-60s and continues until?
Options:
A. death
B. birth
C. adolescence
D. youth
Answer: | A |
null | Question: What is the purpose of a bird using flashy displays?
Options:
A. to signal feeding
B. to protect their territory
C. to attract mates
D. to dissuade predators
Answer: | C |
null | Question: Mass spectrometry today is used extensively in chemistry and biology laboratories to identify chemical and biological substances according to their ratios of what?
Options:
A. mass-to-charge
B. ph to charge
C. volume to charge
D. mass to volume
Answer: | A |
null | Question: What occurs when a gas passes through an opening that is smaller than the mean free path of the particles?
Options:
A. malformation
B. effusion
C. precipitation
D. dissipation
Answer: | B |
null | Question: Gas lines should be made of what so they do not rupture?
Options:
A. Hard material
B. flexible material
C. adjustment material
D. typically material
Answer: | B |
null | Question: What determines the unique sequence for every protein?
Options:
A. form encoding
B. space encoding
C. gene encoding
D. variation encoding
Answer: | C |
null | Question: What are composed of an oxygen atom that forms single bonds with two carbon atoms?
Options:
A. solvents
B. ethers
C. acids
D. sugars
Answer: | B |
null | Question: In what type of process does heat flow into its surroundings and cause an increase in kinetic energy?
Options:
A. exothermic process
B. biochemical process
C. oscillating process
D. chemical process
Answer: | A |
null | Question: Behaviors that are closely controlled by genes and have little to no environmental influence are called what kinds of behaviors?
Options:
A. learned behaviors
B. innate behaviors
C. diverse behaviors
D. generalized behaviors
Answer: | B |
null | Question: Some atoms are more stable when they gain or lose an electron and form what?
Options:
A. electrons
B. ions
C. protons
D. molecules
Answer: | B |
null | Question: What process is used for cell growth, repair of cuts and replacement of worn out cells?
Options:
A. cell division
B. pollination
C. reproduction
D. binary fission
Answer: | A |
null | Question: What type of electrons are attracted to the positive nucleus?
Options:
A. turbulent electrons
B. negative electrons
C. passive electrons
D. particular electrons
Answer: | B |
null | Question: The pancreatic hormones insulin and glucagon maintain glucose homeostasis by tightly regulating the synthesis and breakdown of what?
Options:
A. lipids
B. enzyme
C. glycogen
D. pathway
Answer: | C |
null | Question: The amount of what entering the eyes helps control the biological clock?
Options:
A. light
B. heat
C. air
D. energy
Answer: | A |
null | Question: What was the first object to form in the solar system?
Options:
A. jupiter
B. sun
C. earth
D. moon
Answer: | B |
null | Question: What is used to classify tornadoes?
Options:
A. humidity, rain
B. damage, snowfall
C. seismograph
D. wind speed, damage
Answer: | D |
null | Question: What three primary colors of light can be distinguished by the human eye?
Options:
A. blue, red, orange
B. red, green, blue
C. yellow, green, blue
D. red, green, yellow
Answer: | B |
null | Question: In which kind of animals does parthenogenesis occur?
Options:
A. tissues
B. species
C. invertebrates
D. mammals
Answer: | C |
null | Question: The chemical behavior of elements can largely be explained by what?
Options:
A. chemical configuration
B. neutron configuration
C. electron configurations
D. proton configuration
Answer: | C |
null | Question: What type of fossils are of organisms that lived over a wide area for a fairly short period of time and are used to determine the age of the rock it is in?
Options:
A. index fossils
B. inventory fossils
C. reference fossils
D. rate fossils
Answer: | A |
null | Question: What is released into the atmosphere when fossil fuels are burned?
Options:
A. hydrogen dioxide
B. carbon dioxide
C. hydrogen monoxide
D. ferris oxide
Answer: | B |
null | Question: What is the term for matter that does not let any light pass through?
Options:
A. reflective
B. mirrored
C. opaque
D. dark
Answer: | C |
null | Question: What is the name of the narrow tube that begins at the stomach and ends at the large intestine?
Options:
A. small tissues
B. pancreas
C. small intestine
D. small stomach
Answer: | C |
null | Question: Animals need plants for food and?
Options:
A. fuel
B. energy
C. reproduction
D. shelter
Answer: | B |
null | Question: What forces in liquids are strong enough to keep them from expanding significantly when heated?
Options:
A. outermolecular forces
B. gravitational forces
C. intermolecular forces
D. particles forces
Answer: | C |
null | Question: When does exchange of dna segments happen between non-sister chromatids of homologous chromosomes?
Options:
A. during crossing-over
B. during meiosis
C. during mitosis
D. during diversion
Answer: | A |
null | Question: What separates one river system's basin from another river system's basin?
Options:
A. a sink
B. a bend
C. a divide
D. a divert
Answer: | C |
null | Question: What substance, which forms igneous rock, flows out in rivers of lava when it reaches the surface?
Options:
A. granite
B. fertilizer
C. magma
D. soil
Answer: | C |
null | Question: Upon death of an organism, during composition, what returns to the soil as ammonium ions?
Options:
A. hydrogen
B. nitrogen
C. potasium
D. calcium
Answer: | B |
null | Question: What type of reproduction occurs in almost all fungi?
Options:
A. sexual
B. fragmentation
C. asexual
D. budding
Answer: | A |
null | Question: When two of these meet, the result is often a storm?
Options:
A. tectonic plates
B. electromagnetic waves
C. air pockets
D. air masses
Answer: | D |
null | Question: Mitosis actually occurs in how many phases?
Options:
A. six
B. two
C. Seven
D. four
Answer: | D |
null | Question: Bacteria, viruses, fungi, and protozoa are examples of what, the term for a disease-causing microorganism?
Options:
A. germ
B. pathogen
C. fungus
D. microbe
Answer: | B |
null | Question: Inside each lymph node is a honeycomb of connective tissue with spaces filled by what?
Options:
A. platelets
B. red blood cells
C. white blood cells
D. hemoglobin
Answer: | C |
null | Question: What is released when catabolic pathways break down complex molecules?
Options:
A. energy
B. food
C. oxygen
D. hydrogen
Answer: | A |
null | Question: In stars like our sun, hydrogen atoms join together to create what?
Options:
A. water molecule
B. oxygen atom
C. iron atom
D. helium atom
Answer: | D |
null | Question: What term is used to describe a simple diagram that shows one way energy flows through an ecosystem?
Options:
A. fuel chain
B. food chain
C. food pyramid
D. water cycle
Answer: | B |
null | Question: The lancelet lacks what feature that distinguishes vertebrates?
Options:
A. backbone
B. feet
C. skin
D. mouth
Answer: | A |
null | Question: What are groups of young stars loosely held together by gravity called?
Options:
A. galaxies
B. closed clusters
C. open clusters
D. constellations
Answer: | C |
null | Question: What is another term for chemical messenger molecules?
Options:
A. enzymes
B. hormones
C. pheromones
D. acids
Answer: | B |
null | Question: The wavelength of a wave is the distance between corresponding points on what?
Options:
A. basic waves
B. adjacent waves
C. spectrum
D. distant waves
Answer: | B |
null | Question: All the blood in the human body is filtered about 60 times a day by what?
Options:
A. heart
B. kidneys
C. liver
D. lungs
Answer: | B |
null | Question: Arteries and veins are two of the three types of blood vessels, what is the third?
Options:
A. muscles
B. neurons
C. fibroids
D. capillaries
Answer: | D |
null | Question: Like all tetrapods except birds and mammals, frogs possess a heart with what structure?
Options:
A. three chambers
B. eight chambers
C. four chambers
D. One Chamber
Answer: | A |
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