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Question: When the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell during this process?
Options:
A. spawning
B. mitosis
C. cytokinesis
D. meiosis | B |
Question: What is the layer above the troposphere?
Options:
A. troposphere
B. thermosphere
C. mesosphere
D. stratosphere | D |
Question: Which system consists of organs that break down food and absorb nutrients such as glucose?
Options:
A. circulatory system
B. excretory system
C. urinary system
D. digestive system | D |
Question: What part of the eye controls the size of the pupil?
Options:
A. avis
B. lens
C. debis
D. iris | D |
Question: Depending on a tumor’s location, for example, cancer surgeons may be unable to remove it. radiation and chemotherapy are difficult, and it is often impossible to target only the cancer cells. the treatments inevitably destroy this?
Options:
A. healthy cells
B. host cells
C. carcinogens
D. fertility | A |
Question: Sodium is an example of what sort of thing that cannot exist by itself in nature?
Options:
A. aspect
B. concept
C. element
D. compound | C |
Question: What type of resource is water power?
Options:
A. nonrenewable
B. biological
C. renewable
D. geothermal | C |
Question: Which part of the plant is responsible for seed production?
Options:
A. pistil
B. leaf
C. flower
D. root | C |
Question: The two main agents of soil erosion are water and what else?
Options:
A. humidity
B. steam
C. glaciers
D. wind | D |
Question: What do aggregate fruits like raspberries form from?
Options:
A. germinoles fused together
B. carpels fused together
C. chloroplast fused together
D. follicles fused together | B |
Question: What kind of ions are named by adding the suffix -ide to the end?
Options:
A. positive ions
B. similar ions
C. negative ions
D. particular ions | C |
Question: These resources can be remade quickly, through natural processes
Options:
A. electric
B. renewable
C. fossil fuel
D. non-renewable | B |
Question: Inorganic chemical compounds can be broadly classified into two groups: ionic compounds and which other group?
Options:
A. molecular compounds
B. electromagnetic compounds
C. atomic compounds
D. cellular compounds | A |
Question: Fish are a diverse and interesting group of organisms in what sub-phylum?
Options:
A. mammals
B. invertebrates
C. vertebrates
D. organelles | C |
Question: Spinal cord injuries are notoriously difficult to treat because spinal nerves do not do what?
Options:
A. cover
B. moisture
C. cartilage
D. regenerate | D |
Question: The ratio of displacement to time interval is the average what?
Options:
A. velocity
B. speed
C. direction
D. acceleration | A |
Question: What is the modern periodic table based on?
Options:
A. metallic number
B. element density
C. element mass
D. atomic number | D |
Question: The needle of a compass is made of what element?
Options:
A. iron
B. nickel
C. aluminum
D. tin | A |
Question: What is the process in which the genetic code in mrna is read to make a protein called?
Options:
A. translation
B. expression
C. splicing
D. modification | A |
Question: What type of protein speeds up chemical reactions in cells?
Options:
A. hemoglobin
B. collagen
C. lipids
D. enzyme | D |
Question: In what part of the lungs is pulmonary gas exchanged?
Options:
A. alveoli
B. bronchi
C. bronchioles
D. trachea | A |
Question: What phenomenon occurs when strong winds blow surface water away from shore, allowing deeper water to flow to the surface and take its place?
Options:
A. hurricane
B. tsunami
C. upwelling
D. percolating | C |
Question: When does the nucleus divide?
Options:
A. epistasis
B. meiosis
C. photosynthesis
D. mitosis | D |
Question: Olfactory, optic, and vestibulocochlear nerves are related to what type of function?
Options:
A. sensory
B. respiratory
C. pulmonary
D. digestion | A |
Question: What happens when alkanes are mixed with oxygen at room temperature?
Options:
A. no reaction
B. combustion
C. redox
D. single replacement | A |
Question: At the bottom of lakes and ponds, bacteria in what zone break down dead organisms that sink there?
Options:
A. photic
B. trophic
C. aphotic zone
D. photoreactive zone | C |
Question: What is the name for a heterotroph that eats only or mainly animal foods?
Options:
A. herbivore
B. omnivore
C. carnivore
D. macrophage | C |
Question: What is the name of an extreme form of radiation fog?
Options:
A. tule fog
B. cedar fog
C. smelt fog
D. aura fog | A |
Question: In what form is most of the earth's freshwater?
Options:
A. liqued
B. steam
C. gas
D. frozen | D |
Question: What cells do lymphocytes originate from in the bone marrow?
Options:
A. calcium cells
B. stem cells
C. brain cells
D. kahp cells | B |
Question: What is the common name for a simple harmonic oscillator, which basically consists of a small object suspended on a wire or string?
Options:
A. pendant
B. metronome
C. yo-yo
D. pendulum | D |
Question: What kind of process occurs without the need for a continual input of energy from some external source?
Options:
A. Different Process
B. Decay Process
C. induced process
D. spontaneous process | D |
Question: What are fungus-like protists?
Options:
A. feces
B. molds
C. bacteria
D. viruses | B |
Question: Electrons exist only where the wave is what?
Options:
A. stable
B. seen
C. solid
D. spinning | A |
Question: What are the simplest hydrocarbons?
Options:
A. unsaturated hydrocarbons
B. fossil fuels
C. saturated hydrocarbons
D. complex carbohydrates | C |
Question: The shield type of what phenomenon commonly forms above hotspots in the oceans?
Options:
A. tornado
B. tsunami
C. volcano
D. hurricane | C |
Question: Bromide is present in brines, which are naturally occurring solutions of what?
Options:
A. magnesium
B. iron
C. calcium
D. salt | D |
Question: What shape are the eight sides of an octahedra?
Options:
A. rectangles
B. hexagon
C. square
D. triangles | D |
Question: Unlike an adult sponge, what stage is motile due to cilia that propel it through water?
Options:
A. zygote
B. pupa
C. parasite
D. larva | D |
Question: What weather phenomenon, which may bring clouds and precipitation, is created by stalled air masses?
Options:
A. susceptible front
B. stationary front
C. Horizontal Front
D. cool front | B |
Question: What keeps glaciers from forming in water?
Options:
A. movement
B. skin
C. warmth
D. salt | C |
Question: The human skeleton is an endoskeleton that consists of 206 bones in the adult. it has five main functions: providing support to the body, storing minerals and lipids, producing blood cells, protecting internal organs, and this?
Options:
A. more movement
B. Forward movement
C. enough movement
D. allowing move... | D |
Question: What's the name for the process where pollen is transferred to the ovules of a seed plant?
Options:
A. pollination
B. condensation
C. combination
D. hibernation | A |
Question: At what time of the year can tornadoes occur?
Options:
A. winter
B. spring
C. summer
D. any | D |
Question: How is sediment transported?
Options:
A. landslides
B. winds
C. currents
D. storms | C |
Question: Where are all hormones secreted into before entering the circulatory system?
Options:
A. Amniotic fluid
B. blood stream
C. interstitial fluid
D. Cerebrospinal fluid | C |
Question: Vertebrates have tissues which are organized into organs which in turn are organized into what?
Options:
A. artificial systems
B. information systems
C. maturation systems
D. organ systems | D |
Question: What can renewable resources can be replaced by?
Options:
A. natural processes
B. human processes
C. change processes
D. fossil fuels | A |
Question: When warm air rises up to the tropopause, where does it flow?
Options:
A. east or west
B. north or south
C. west or south
D. east or north | B |
Question: What kind of messages do neurons send?
Options:
A. digestive messages
B. electrical messages
C. minor messages
D. Neurotic messages | B |
Question: What forces in liquids are strong enough to keep them from expanding significantly when heated?
Options:
A. intermolecular forces
B. particles forces
C. outermolecular forces
D. gravitational forces | A |
Question: Which chromosome is associated with cri du chat syndrome?
Options:
A. spore 5
B. genome 5
C. chromosome 5
D. collagen 5 | C |
Question: The strong affinity of concentrated sulfuric acid for water makes it a good agent of what?
Options:
A. dehydrating
B. diluting
C. hydrating
D. concentrating | A |
Question: Where in the female body does egg production take place?
Options:
A. ovaries
B. testes
C. endometrium
D. uterus | A |
Question: What is the amorphous form of carbon prepared by the incomplete combustion of natural gas?
Options:
A. liquid black
B. dioxide black
C. dark black
D. carbon black | D |
Question: What do gametes undergo to produce many additional copies of themselves?
Options:
A. angiogenesis
B. mitosis
C. cytokinesis
D. prophase | B |
Question: The greenhouse effect on earth is caused by an increase in what in the atmosphere?
Options:
A. phosphorous
B. vapor
C. satellites
D. carbon | D |
Question: What is the term for the quantity of heat required to raise the temperature of 1 gram of a substance by 1 degree celsius?
Options:
A. transferable heat
B. heat requirement
C. thermal heat capacity
D. specific heat capacity | D |
Question: In animals, how many sets of chromosomes do gametes have?
Options:
A. one
B. zero
C. 23
D. 2 | A |
Question: What scale measures acidity?
Options:
A. frequency scale
B. salinity scale
C. ph scale
D. richter scale | C |
Question: What is sulfur trioxide dissolved in to form sulfuric acid?
Options:
A. mercury
B. water
C. lead
D. silver | B |
Question: Mendelian inheritance has its physical basis in the behavior of what?
Options:
A. chromosomes
B. prokaryotes
C. animals
D. ribosomes | A |
Question: The parasympathetic system can also be referred to as the what?
Options:
A. craniosacral system
B. badolato system
C. digestive system
D. lentivirus system | A |
Question: Negative feedback controls insulin secretion by what organ?
Options:
A. uterus
B. thyroid
C. pancreas
D. liver | C |
Question: In the past, what colliding with planet earth has caused many organisms to die off?
Options:
A. meteorites
B. the Sun
C. asteroids
D. acid rain | C |
Question: The number, size, shape, and banding pattern of chromosomes make them easily identifiable in a what?
Options:
A. nanocyte
B. xerophyte
C. karyogram
D. spirogyra | C |
Question: What are the egg shaped organs on either side of the uterus?
Options:
A. lungs
B. testes
C. kidneys
D. ovaries | D |
Question: A voltaic cell uses what type of reaction to generate an electric current
Options:
A. spontaneous redox
B. spontaneous catalyst
C. instantaneous redox
D. chemical reaction | A |
Question: Binary compounds of carbon with less electronegative elements are called what?
Options:
A. carbides
B. carborane
C. oxides
D. alkaloids | A |
Question: What makes viral stis more dangerous than other types?
Options:
A. they are more contagious
B. they are larger
C. they are more severe
D. they are incurable | D |
Question: What flows like taffy or hot wax?
Options:
A. gas
B. molten rock
C. water
D. sand dunes | B |
Question: What unit of measurement determines how far something travels in a given amount of time?
Options:
A. distance
B. speed
C. volume
D. density | B |
Question: What happens do the sound during a resonance?
Options:
A. it dissipates
B. it becomes quieter
C. it echoes
D. amplified, it becomes louder | D |
Question: With a diet of live animals such as birds, small mammals and fish, all crocodilians are considered what?
Options:
A. carnivores
B. predators
C. symbiotes
D. omnivores | A |
Question: Which types of compounds are more likely to burn easily?
Options:
A. covalent
B. chlorophyll
C. hydroxyl
D. salty | A |
Question: Which of newton's law shows that there is a direct relationship between force and acceleration?
Options:
A. none of the above
B. third
C. second
D. first | C |
Question: Which proteins recognize and combine with harmful materials, including both toxic chemicals and invasive microorganisms?
Options:
A. antibodies
B. enzymes
C. collagen
D. essential amino acids | A |
Question: What type of behavioral rhythms are linked to the yearly cycle of seasons?
Options:
A. annual
B. biannual
C. circannual
D. monthly | C |
Question: What type of scientist uses earth-orbiting telescopes?
Options:
A. astrologer
B. biologist
C. astronomer
D. anthropologist | C |
Question: Sponges possess an internal skeleton called what?
Options:
A. exoskelton
B. endoskeleton
C. hydrostatic skeleton
D. fluid skeleton | B |
Question: A fundamental particle of matter, protons and neutrons are made of these?
Options:
A. particles
B. atoms
C. neutrinos
D. quarks | D |
Question: What is the name of the smaller molecules that make up proteins?
Options:
A. DNA acids
B. rna acids
C. fundamental acids
D. amino acids | D |
Question: What is the term for a state of matter that yields to sideways or shearing forces?
Options:
A. fluid
B. solid
C. plasma
D. gravity | A |
Question: Many structures in fish are adaptations for what type of lifestyle?
Options:
A. symbiotic
B. carnivorous
C. aquatic
D. asexual | C |
Question: What takes place at some coastlines or along the equator and brings cool, nutrient-rich water to the surface?
Options:
A. upwelling
B. flooding
C. red tide
D. high tide | A |
Question: The major classes of living members of this phylum include gastropods, bivalves, and cephalopods?
Options:
A. insects
B. crustaceans
C. invertebrates
D. mollusks | D |
Question: What is the thin coat of phospholipids that surrounds the cell and controls what enters and leaves?
Options:
A. plasma
B. cell membrane
C. blood
D. myelin | B |
Question: Because conditions are not ideal, most populations grow ____________.
Options:
A. historically
B. logistically
C. SOCIALLY
D. mathematically | B |
Question: Besides the inner membrane, where are many respiratory enzymes found?
Options:
A. cytoplasm
B. the matrix
C. alveoli
D. golgi apparatus | B |
Question: The most common elements have the most tightly bound __________.
Options:
A. quarks
B. membrane
C. atoms
D. nuclei | D |
Question: What are particles that feel the strong nuclear force called?
Options:
A. bosons
B. baryons
C. hadrons
D. mesons | C |
Question: Aquatic producers need nutrients and what dissolved gas, which is more abundant near the surface of water?
Options:
A. nitrogen
B. helium
C. methane
D. oxygen | D |
Question: All elements are most stable when their outermost shell is filled with electrons according to which rule?
Options:
A. coupling rule
B. string rule
C. octet rule
D. quartet rule | C |
Question: What do you need to do to water to make it steam?
Options:
A. cool it
B. freeze it
C. stir it
D. heat it | D |
Question: When scientists work in natural settings rather than a lab, it is called what?
Options:
A. fieldwork
B. exploratory
C. outside work
D. extracurricular activity | A |
Question: What is released into the atmosphere when fossil fuels are burned?
Options:
A. hydrogen monoxide
B. hydrogen dioxide
C. carbon dioxide
D. ferris oxide | C |
Question: The leaf chameleon (brookesia micra) was discovered in northern madagascar in 2012. at just over one inch long, it is what?
Options:
A. largest chameleon
B. first known chameleon
C. smallest known chameleon
D. hottest known chameleon | C |
Question: Water and many metals are materials that have low resistance to electric currents and are therefore known as what?
Options:
A. good insulators
B. radioactive
C. electromagnets
D. electric conductors | D |
Question: What is the name of the science that is concerned with naming and grouping organisms?
Options:
A. taxonomy
B. methodology
C. biology
D. geology | A |
Question: What substance can be identified by their atomic number and mass number?
Options:
A. elements
B. compounds
C. solutions
D. structures | A |
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