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What is it called when your joints start to wear out and they become stiff and painful?
A. tendonitis
B. arthritis
C. endometriosis
D. adenitis
Answer: | B |
Gas, liquid, and solid describe what property of matter?
A. Quatitative
B. Physical
C. states
D. Chemical
Answer: | C |
Differences in fitness among different members of a population can lead to what kind of selection?
A. fluid selection
B. natural selection
C. origin selection
D. subliminal selection
Answer: | B |
What cells carry oxygen?
A. red blood cells
B. lymph cells
C. marrow cells
D. white blood cells
Answer: | A |
What coenzyme is used in the transfer of energy in muscles?
A. hydrofluoric acid
B. atp or adenozine triphosphate
C. glycogen
D. carbolic acid
Answer: | B |
Which asexual reproduction method do starfish use to reproduce?
A. spawning
B. fission
C. budding
D. fragmentation
Answer: | D |
What enables gamma rays to pass through hard matters like bones, teeth, and just about anything?
A. their extremely high energy
B. Weight
C. Being Heavier
D. Density
Answer: | A |
What type of mammals includes opossums, kangaroos, and koalas?
A. monotremes
B. marsupials
C. arthropods
D. crustaceans
Answer: | B |
What do we call animals that have a backbone and belong to the phylum chordata?
A. vertebrates
B. invertebrates
C. organelles
D. mammals
Answer: | A |
Living organisms are affected by changes in ph which can include basic conditions and what other kinds of conditions?
A. sodium
B. complex
C. carbolic
D. acidic
Answer: | D |
What makes up most of the interior of a plant?
A. ground tissue
B. transport tissue
C. support tissue
D. conjunction tissue
Answer: | A |
What part of a plant, which is attached to its stem nodes, is the "main organ" of photosynthesis?
A. flowers
B. leaves
C. roots
D. spores
Answer: | B |
Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to what?
A. net internal force
B. net external force
C. speed
D. kinetic energy
Answer: | B |
What term describes a disease in which the immune system attacks the body’s own cells?
A. autoimmune
B. inflammatory
C. contagious
D. acute
Answer: | A |
Flow of what can introduce alleles that are advantageous or ones that are disadvantageous?
A. eggs
B. genes
C. babies
D. larvae
Answer: | B |
A life cycle continues through reproduction and what?
A. development
B. response
C. mechanical
D. example
Answer: | A |
Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a?
A. chloroplast
B. cell wall
C. plasma membrane
D. brain
Answer: | C |
When zinc metal is mixed with sulfur and heated, what is produced?
A. methane sulfide
B. extraction sulfide
C. zinc sulfide
D. iron
Answer: | C |
What cage composed of 12 pairs of ribs, with their costal cartilages and the sternum, protects the heart and lungs?
A. thoracic
B. sacral
C. lumbar
D. cervical
Answer: | A |
What is the ability of an atom to emit charged particles and energy from its nucleus called?
A. power
B. radioactivity
C. accumulation
D. conductivity
Answer: | B |
Diffusion is an effective transport mechanism over the spatial scales typically found at what level?
A. atom
B. cellular
C. molecular
D. electromagnetic
Answer: | B |
In a car race on a circular track, where the start and finish line are the same, what quantity is neglible?
A. total distance
B. total acceleration
C. total displacement
D. partial displacement
Answer: | C |
What is another name for molecular compounds?
A. synthetic compounds
B. covalent compounds
C. phenotype compounds
D. oxidized compounds
Answer: | B |
The long mouth-tube that some insects use to suck up the nectar of the flower is called what?
A. proboscis
B. prosthesis
C. pistil
D. stamen
Answer: | A |
Cnvs result from regions of what being duplicated or deleted inconsistently within the population?
A. cytoplasm
B. DNA
C. genome
D. genes
Answer: | C |
Insects can have specialized mouthparts, such as a proboscis, to siphon the nectar from what?
A. stems
B. flowers
C. fruits
D. shrubs
Answer: | B |
What is the invisible force that pulls things to earth?
A. motion
B. gravity
C. momentum
D. electromagnetism
Answer: | B |
What do we call the seasonal movement of animals?
A. migration
B. immigration
C. population
D. trade
Answer: | A |
What kind of beneficial relationships with other organisms are common in the plant kingdom?
A. symbiotic
B. autotrophic
C. Host
D. mutualistic
Answer: | D |
Some marine algae have evolved special structures capable of what plant process?
A. respiration
B. photosynthesis
C. pollination
D. seed germination
Answer: | B |
What is the substance called whenatoms of different elements join together?
A. plants
B. compounds
C. crystals
D. crusts
Answer: | B |
What type of solid has atoms arranged in a repeating pattern?
A. hydrocarbons
B. crystals
C. ions
D. metals
Answer: | B |
What is the process called when secretory cells export products?
A. endocytosis
B. morphogenesis
C. exocytosis
D. isolation
Answer: | C |
Natural resources that are limited in supply and cannot be replaced except over millions of years are known as what?
A. nonrenewable
B. renewable
C. biological
D. precious
Answer: | A |
What is a hydrocarbon in which the carbon chain joins to itself in a ring?
A. circular hydrocarbon
B. acid hydrocarbon
C. asymmetrical hydrocarbon
D. cyclic hydrocarbon
Answer: | D |
The first photosynthetic organisms were not plants, but types of what that lived in the water?
A. fungi
B. bacteria
C. algae
D. pathogens
Answer: | B |
What is the second stage of photosynthesis?
A. production of protein
B. production of glucose
C. glucose destruction
D. pigment release
Answer: | B |
Which layer is the lithosphere located?
A. eclipses layer
B. nearest layer
C. radii layer
D. outermost layer
Answer: | D |
What is speed at any given instant called?
A. spontaneous speed
B. relative speed
C. instantaneous speed
D. marginal speed
Answer: | C |
During birth, a baby passes from the uterus through what organ to leave the body?
A. the urethra
B. Esophagus
C. Ovary
D. the vagina
Answer: | D |
What type of earthquake creates a tsunami?
A. collapse
B. underwater
C. Tectonic
D. volcanic
Answer: | B |
What is the smallest of the galilean moons?
A. phoebe
B. demos
C. aura
D. europa
Answer: | D |
What is the term for a combination of substances in which there is no chemical reaction?
A. a mixture
B. a solution
C. a combination
D. a solute
Answer: | A |
Where does the majority of chemical digestion occur?
A. stomach
B. small intestine
C. mouth
D. large intestine
Answer: | B |
The vertebrate endoskeleton includes a vertebral column, cranium, limbs, and what else?
A. Skin Girdles
B. blood girdles
C. limb girdles
D. tissue girdles
Answer: | C |
What is defined as the velocity of the object at a given moment?
A. relativistic velocity
B. specific gravity
C. instantaneous velocity
D. inertia
Answer: | C |
What is the term for an expression showing the relationship of the reaction rate to the concentrations of each reactant?
A. decay law
B. concentric law
C. rate law
D. flow law
Answer: | C |
How many pi bonds are found in a triple bond?
A. six
B. 10
C. two
D. four
Answer: | C |
What is formed when an acidic solution and a basic solution react together in a neutralization reaction?
A. seawater
B. salt
C. Sodium
D. shallow
Answer: | B |
What is the causative agent of sleeping sickness in humans?
A. bacillus aerophilus
B. pseudomonas asplenii
C. escherichia coli
D. trypanosoma brucei
Answer: | D |
Living things that use energy to make food, both for themselves and other living things, are what part of an ecosystem?
A. consumers
B. decomposers
C. producers
D. growers
Answer: | C |
In science, what process produces evidence that helps answer questions and solve problems?
A. manipulation
B. investigation
C. suspension
D. information
Answer: | B |
What cellular structure is used during endocytosis to allow molecules to enter the cell?
A. membranes
B. tissues
C. nucleus
D. vesicles
Answer: | D |
What are unique about prokaryotic cells' organelles?
A. no cell walls
B. not membrane-bound
C. only membrane - bound
D. no epidermis
Answer: | B |
How long ago did the ancestors of mammals evolve?
A. 10 million
B. 50,900 million years
C. 300 million years
D. 100 million
Answer: | C |
A d. melanogaster population has an average heterozygosity of what?
A. 22 %
B. 21 %
C. 14%
D. 19 %
Answer: | C |
Traits that are affected by more than one gene are what type of traits?
A. monogenetic
B. polygenic traits
C. recessive
D. dominant
Answer: | B |
Pharmacist and surveyor are two career options based in what type of science?
A. obvious
B. Business
C. physical
D. visible
Answer: | C |
What is another term for foodborne illness?
A. pathogen
B. disease
C. food poisoning
D. cancer
Answer: | C |
The mechanical advantage of a machine is related to how it changes what?
A. force
B. example
C. pressure
D. nature
Answer: | A |
What term in physics refers to the use of force to move an object?
A. velocity
B. momentum
C. mass
D. work
Answer: | D |
What is the name of the organelle that helps make and transport proteins and lipids?
A. nucleus
B. mitochondria
C. plasma membrane
D. endoplasmic reticulum
Answer: | D |
What machine is used to determine the calories in food, as well as the average heat yield from burning various grades of coal and oil?
A. radio telescope
B. thermometer
C. calorimeter
D. alethiometer
Answer: | C |
What is the name of the outer part of the adrenal gland located above the kidneys?
A. spleen
B. mitochondria
C. nucleus
D. cortex
Answer: | D |
What kind of energy used heat from magma within the earth to heat homes or produce steam that turns turbines?
A. robust energy
B. renewable energy
C. geothermal energy
D. thermal energy
Answer: | C |
The primary output of the basal nuclei is to the thalamus, which relays that output to where?
A. cerebral cortex
B. Back cortex
C. suffering cortex
D. effect cortex
Answer: | A |
The central nervous system is composed of the brain and what else?
A. the dynamic cord
B. the spinal cord
C. the sclerotic cord
D. the lateral cord
Answer: | B |
A group of genetically identical individuals is called what?
A. a man
B. a clone
C. replicant
D. brother
Answer: | B |
Where on the earth's surface does the water cycle takes place?
A. inside,under,above
B. on, above, and below
C. for , above , and below
D. on , below , and below
Answer: | B |
Under which conditions do many bacteria carry out alcohol fermentation?
A. anaerobic
B. photosynthesis
C. melting
D. enzymatic
Answer: | A |
Fermat's principle states that what will always take the path that takes the least amount of time?
A. light
B. wind
C. electricity
D. sound
Answer: | A |
What trend is occurring involving the extent of arctic sea ice in summer?
A. slow decrease
B. Ice growth
C. rapid decrease
D. water decrease
Answer: | C |
In vertebrates, cholesterol is synthesized in which organ and obtained from the diet?
A. heart
B. the brain
C. the bone
D. the liver
Answer: | D |
What is a group of lions called?
A. bevy
B. pride
C. coven
D. herd
Answer: | B |
Which layer is found below the lithosphere?
A. stratosphere
B. troposphere
C. asthenosphere
D. magnetosphere
Answer: | C |
What is the name for the nonliving parts of ecosystems?
A. Dead factors
B. diverse factors
C. abiotic factors
D. nucleic factors
Answer: | C |
What do you call the electrons in the outermost energy level of an atom?
A. valence electrons
B. Proper electrons
C. Inner electrons
D. shell electrons
Answer: | A |
What are some of the giant fairy rings produced by?
A. fronds
B. algae
C. mycelia
D. sporangia
Answer: | C |
What are ingrowths on arthropod exoskeletons to which muscles attach?
A. joints
B. pores
C. apodemes
D. rods
Answer: | C |
Which type of electrons plays the most important role in chemical reactions?
A. noncovalent
B. intermediate
C. valence
D. transition
Answer: | C |
What level is greater than 7 in a basic solution?
A. fh
B. gh
C. uh
D. ph
Answer: | D |
What happens to volume as the temperature increases?
A. volume increases
B. volume decreases
C. volume fluctuates
D. volume is unchanged
Answer: | A |
What does an array of radio telescopes collect?
A. light waves
B. radio waves
C. microwaves
D. thermal waves
Answer: | B |
What kind of compounds contain positively and negatively charged ions in a ratio that results in an overall charge of zero?
A. zeronic ions
B. neutral compounds
C. ionic compounds
D. zero charged compunds
Answer: | C |
What are formed when crystals precipitate out from a liquid?
A. chemical sedimentary rocks
B. additive sedimentary rocks
C. diamonds
D. gaseous sedimentary rocks
Answer: | A |
Roundworms exemplify what type of organization, where two or more types of tissues work together to perform a particular function as an organ?
A. delicate - level organization
B. organ-level organization
C. land-level organization
D. bone-level organization
Answer: | B |
Where are protons and neutrons located?
A. electron shell
B. radius
C. epidermis
D. nucleus
Answer: | D |
Why do hummingbirds have long narrow bills?
A. for protection against predators
B. to store food
C. to feed their offspring
D. to reach the nectar at the bottom of flowers
Answer: | D |
Bivalvia and gastropoda are classes of what phylum?
A. mollusks
B. diatoms
C. fishes
D. Insects
Answer: | A |
Kinetic energy of moving particles of matter, measured by their temperatures are known as:
A. atmospheric energy
B. visible energy
C. solar energy
D. thermal energy
Answer: | D |
What is the term for a process that changes some chemical substances into others?
A. toxic reaction
B. chemical reaction
C. acid reaction
D. chain reaction
Answer: | B |
The diagnosis of a disease or condition before the baby is born is called?
A. specialized diagnosis
B. prenatal diagnosis
C. specific diaganosis
D. immature diagnosis
Answer: | B |
A heterogeneous mixture of particles of one substance distributed throughout a second substance in a different phase is known as what?
A. solution
B. suspension
C. disruption
D. fluid
Answer: | B |
On what type of land does runoff cause more erosion?
A. bare
B. grassy
C. metallic
D. mountainous
Answer: | A |
What kind of fats have been implicated in the presence of heart disease?
A. plant fats
B. key fats
C. animal fats
D. trans fats
Answer: | D |
Inducible enzymes usually function in what type of pathways?
A. catabolic
B. enzymatic
C. anabolic
D. biogenic
Answer: | A |
Since electrons are charged, their intrinsic spin creates a what?
A. suppressed electrical field
B. intrinsic magnetic field
C. intrinsic electrical field
D. magnified rupulsed field
Answer: | B |
What do bats use to determine the location of objects?
A. syncopation
B. echolocation
C. infrared light
D. UV light
Answer: | B |
Caffeine is an example of what type of drug?
A. psychoactive
B. nicotine
C. depressant
D. barbiturate
Answer: | A |
What is the use of technology to change the genetic makeup of living things for human purposes?
A. genetic employing
B. genetic engineering
C. biological engineering
D. biological utility
Answer: | B |
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