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null | Question: Many genetic disorders are caused by mutations in one or a few of?
Options:
A. blood cells
B. organs
C. lesions
D. genes
Answer: | D |
null | Question: Decay of what provides some of earth's internal heat?
Options:
A. decaying elements
B. radioactive elements
C. ionic elements
D. radioactive compounds
Answer: | B |
null | Question: Where are the terrestrial planets located, in relation to the sun?
Options:
A. To the right
B. closest
C. To the left
D. farthest
Answer: | B |
null | Question: What is the term for the relationship in which one species benefits while the other species is harmed?
Options:
A. symbiotic relationship
B. combative relationship
C. parasitic relationship
D. commensal relationship
Answer: | A |
null | Question: On what day of the cycle does ovulation usually occur?
Options:
A. 14th
B. 17th
C. 1st
D. 7th
Answer: | A |
null | Question: How does the heart transport blood?
Options:
A. blood vessels
B. blood pellets
C. nerves
D. muscles
Answer: | A |
null | Question: What shape is the colony of a volvox cell?
Options:
A. coil-shaped
B. tubular
C. hollow ball shaped
D. pyramid
Answer: | C |
null | Question: Unlike plants, animal species rely almost exclusively on what type of reproduction?
Options:
A. multiplication
B. sexual reproduction
C. pollination
D. regeneration
Answer: | B |
null | Question: Where is gabbro found?
Options:
A. wetlands
B. oceanic crust
C. volcanoes
D. forest floor
Answer: | B |
null | Question: In photosynthesis, what process involving carbon dioxide and oxygen occurs through small, regulated openings called stomata?
Options:
A. osmosis
B. transpiration
C. fertilization
D. gas exchange
Answer: | D |
null | Question: What serious sti can damage the heart, brain and other organs or even cause death, if untreated?
Options:
A. cirrhosis
B. chlamydia
C. syphilis
D. herpes
Answer: | C |
null | Question: What do you call a group of organisms of the same species that live in the same area?
Options:
A. biosphere
B. ecosystem
C. population
D. system
Answer: | C |
null | Question: The potential of what can be used to measure the ph of a solution?
Options:
A. galvanic cell
B. symbiotic cell
C. stimulation cell
D. electrodes cell
Answer: | A |
null | Question: Most crustaceans have separate sexes, so they reproduce sexually using what?
Options:
A. eggs and pod
B. pod and eggs
C. asexual reproduction
D. eggs and sperm
Answer: | D |
null | Question: Which competition leads to one species going extinct or both becoming more specialized?
Options:
A. intraspecific
B. interspecific
C. mimicry
D. beneficial
Answer: | B |
null | Question: What type of gas are stars made up of?
Options:
A. hydrogen
B. water vapor
C. calcium
D. freon
Answer: | A |
null | Question: What happens to growth of plants and bacteria in warmer regions?
Options:
A. they are stunted
B. they grow slower
C. they grow faster
D. they mutate
Answer: | C |
null | Question: Toxic compounds in the environment have the most severe impact on animals that are top-level what?
Options:
A. vegetarian
B. carnivores
C. herbivores
D. omnivores
Answer: | B |
null | Question: Aquatic producers need nutrients and what dissolved gas, which is more abundant near the surface of water?
Options:
A. helium
B. methane
C. oxygen
D. nitrogen
Answer: | C |
null | Question: The radioactive gas radon and uv radiation are culprits in different types of what disease?
Options:
A. cancer
B. metabolic disease
C. reproductive
D. diabetes
Answer: | A |
null | Question: What organs have tiny tubes leading to and from elastic air sacs that improve airflow and oxygen uptake?
Options:
A. apendix
B. lungs
C. liver
D. ovaries
Answer: | B |
null | Question: What are the pyramid-shaped, paired organs that are connected to the trachea by the right and left bronchi?
Options:
A. ovaries
B. stomachs
C. kidneys
D. lungs
Answer: | D |
null | Question: What is the name of the cell that results when a sperm nucleus fuses with a egg nucleus?
Options:
A. a zygote
B. a cytoplasm
C. a filament
D. t cell
Answer: | A |
null | Question: Several neuropeptides, relatively short chains of amino acids, serve as neurotransmitters that operate via metabotropic what?
Options:
A. membranes
B. lipids
C. organelles
D. receptors
Answer: | D |
null | Question: The distance between the crests of electromagnetic waves is called what?
Options:
A. wavelength
B. trough
C. variation
D. crest
Answer: | A |
null | Question: What is considered to be the most common intrusive igneous rock?
Options:
A. basalt
B. sandstone
C. obsidian
D. granite
Answer: | D |
null | Question: The nucleus is comprised primarily of?
Options:
A. energy
B. empty space
C. matter
D. faith
Answer: | B |
null | Question: Introduction genetics is the study of what?
Options:
A. heredity
B. obesity
C. biology
D. variability
Answer: | A |
null | Question: How thick is the earth's continental crust, on average?
Options:
A. 25 kilometers
B. 35 kilometers
C. 15 kilometers
D. 60 kilometers
Answer: | B |
null | Question: Which science is an extension of genetics, evolution, anatomy, physiology, and other biological disciplines?
Options:
A. ethology
B. neurobiology
C. microbiology
D. chronology
Answer: | A |
null | Question: Blood is pumped from the heart, pushing open which valves?
Options:
A. thoracic and aortic
B. pulmonary and aortic semilunar
C. pulmonary and respiratory
D. aortic and carotid
Answer: | B |
null | Question: What is the source of most of the energy used?
Options:
A. the sun
B. the Earth
C. the Moon
D. fossil fuels
Answer: | A |
null | Question: Amines are classified according to the number of carbon atoms bonded directly to what atom?
Options:
A. nitrogen
B. helium
C. oxygen
D. hydrogen
Answer: | A |
null | Question: What are some uses of chlorine gas?
Options:
A. cleaning, disinfecting and in swimming pools
B. washing hands
C. rooting plant cuttings
D. fueling airplanes
Answer: | A |
null | Question: A vapor light produces visible light by what process?
Options:
A. solutes
B. electroluminescence
C. luminescent
D. Solar Energy
Answer: | B |
null | Question: Between meals, when the level of blood glucose drops below a certain point, a signal is sent to what organ saying “make more glucose"?
Options:
A. brain
B. liver
C. kidney
D. pancreas
Answer: | B |
null | Question: Love canal was an infamous example of what type of pollution?
Options:
A. Visual Pollution
B. industrial waste dumping
C. Land Pollution
D. thermal pollution
Answer: | B |
null | Question: If only blue light strikes green leaves what happens to it?
Options:
A. it causes heating
B. it is absorbed
C. it is reflected
D. it causes cooling
Answer: | B |
null | Question: The rate of heat transfer by radiation is largely determined by what?
Options:
A. color
B. scope
C. environment
D. sound
Answer: | A |
null | Question: What type of particles can a beta particle be?
Options:
A. anode or positron
B. electron or positron
C. cytoplasm or positron
D. diode or positron
Answer: | B |
null | Question: What changes the chemical composition of a substance and can only occur through a chemical reaction?
Options:
A. chemical changes
B. Oxygen Changes
C. mineral changes
D. carbon changes
Answer: | A |
null | Question: Different interatomic distances produce different lattice what?
Options:
A. weights
B. surfaces
C. energies
D. qualities
Answer: | C |
null | Question: When does a caldera form?
Options:
A. before an eruption
B. after a hurricane
C. when faults form
D. after an eruption
Answer: | D |
null | Question: Bonding in molecules with resonance forms is better described by which theory?
Options:
A. Pascal's theory
B. molecular orbital theory
C. Geiger theory
D. string theory
Answer: | B |
null | Question: Young eutherians complete their embryonic development within what?
Options:
A. pollen grains
B. spores
C. uterus
D. ovaries
Answer: | C |
null | Question: Matching donor and recipient blood types is important because different blood types have different types of what?
Options:
A. coagulants
B. charges
C. antibodies
D. antigens
Answer: | C |
null | Question: Which can cause serious metabolic disorders, too little or too much thyroid hormone in the blood?
Options:
A. neither
B. both
C. too much only
D. too little only
Answer: | B |
null | Question: What is the term for behaviors that are closely controlled by genes with little or no environmental influence?
Options:
A. observational behaviors
B. innate behaviors
C. learned behavior
D. reflex behaviors
Answer: | B |
null | Question: What is a factor in determining weight but not mass?
Options:
A. gravity
B. location
C. material
D. function
Answer: | B |
null | Question: What type of environment is maintained in homeostasis?
Options:
A. noisy internal
B. stable external
C. constant internal
D. fluid internal
Answer: | C |
null | Question: In ancient egypt gold mines were the property of what?
Options:
A. city
B. prospectors
C. state
D. people
Answer: | C |
null | Question: At the time of birth, bones of the brain case are separated by what wide areas of fibrous connective tissue, which later become sutures?
Options:
A. fontanelles
B. cerebellum
C. sporozoans
D. fluctuations
Answer: | A |
null | Question: Which theory helps predict future events in weather?
Options:
A. future weather theory
B. carbon change theory
C. expected change theory
D. climate change theory
Answer: | D |
null | Question: The majority of salamanders lack what organs, so respiration occurs through the skin or through external gills?
Options:
A. throats
B. lungs
C. noses
D. mouths
Answer: | B |
null | Question: Respiratory distress syndrome results from insufficient production of what?
Options:
A. alveoli
B. pulmonary surfactant
C. lung tissue
D. carbon dioxide
Answer: | B |
null | Question: What is the microtubule-organizing center found near the nuclei of animal cells?
Options:
A. entrosome
B. centrosome
C. lysosome
D. spliceosome
Answer: | B |
null | Question: Telomerase is typically active in germ cells and adult what?
Options:
A. sex cells
B. stem cells
C. human growth hormone
D. chromosomes
Answer: | B |
null | Question: Which process helps bacteria in the gut break down the remains of the digested food?
Options:
A. fermentation
B. synthesis
C. decomposition
D. oxidation
Answer: | A |
null | Question: What are the primary producers in terrestrial biomes?
Options:
A. gases
B. animals
C. soil
D. plants
Answer: | D |
null | Question: The accumulation of what cells begin the development of the vertebral column and thoracic cage?
Options:
A. semiosis cells
B. False cells
C. hindbrain cells
D. mesenchyme cells
Answer: | D |
null | Question: What is the evolutionary history of a group of related organisms called?
Options:
A. phylogeny
B. lineage
C. superfamily
D. ancestry
Answer: | A |
null | Question: Destructive interference occurs when two identical waves are superimposed exactly out of phase. a standing wave is one in which two waves superimpose to produce a wave that varies in amplitude but does not do this?
Options:
A. substrate
B. membrane
C. reproduce
D. propagate
Answer: | D |
null | Question: A man made lake is known as what?
Options:
A. Lagoon
B. resevoirs
C. Pond
D. Lake
Answer: | B |
null | Question: What occurs when light bumps into tiny particles of matter and spreads out in all directions?
Options:
A. scattering
B. kaleidoscope
C. rainbow effect
D. darkness
Answer: | A |
null | Question: What type of ecologists work to identify and manipulate the processes that most limit recovery of ecosystems from disturbances?
Options:
A. conservation ecologists
B. quality ecologists
C. environmental
D. restoration ecologists
Answer: | D |
null | Question: What do fish eggs hatch to form?
Options:
A. fish eggs hatch to form larvae
B. unfertilized eggs
C. adolescent fish
D. tadpoles
Answer: | A |
null | Question: What term describes how closely packed the particles of matter are?
Options:
A. range
B. space
C. mass
D. density
Answer: | D |
null | Question: What do you call the carbohydrate formed when two monosaccharides bond together?
Options:
A. disaccharide
B. glucose
C. calcite
D. hydroxyl
Answer: | A |
null | Question: What term means the percent by mass of each element in a compound?
Options:
A. percent composition
B. calculated composition
C. molecular composition
D. mass composition
Answer: | A |
null | Question: The large positive free energy change leads to a value that is extremely what?
Options:
A. complex
B. small
C. random
D. high
Answer: | B |
null | Question: Which fish has a round sucker used to suck the blood of other fish?
Options:
A. shark
B. abalone
C. lamprey
D. moray
Answer: | C |
null | Question: What is the disease where some alveoli of the lungs fill with fluid?
Options:
A. pneumonia
B. lung cancer
C. lyme disease
D. leukemia
Answer: | A |
null | Question: Where is the only place an electric charge can be found?
Options:
A. neuron
B. translator
C. conductor
D. ion
Answer: | C |
null | Question: What is the process of action potentials in myelinated axons jumping between the nodes of ranvier called?
Options:
A. photoreactive conduction
B. saltatory conduction
C. saltatory movement
D. pinworm conduction
Answer: | B |
null | Question: Animals that eat decomposing organic material, such as dung beetles, make the material available to what organisms that break it down further?
Options:
A. pathogens
B. bacteria
C. protozoa
D. consumers
Answer: | B |
null | Question: What part of the body do fish use to absorb oxygen?
Options:
A. tail fin
B. gills
C. under belly
D. dorsal fin
Answer: | B |
null | Question: What are two ways cnidarians are able to reproduce?
Options:
A. spawning and sexual
B. asexually and sexually
C. mitosis and meiosis
D. internally and externally
Answer: | B |
null | Question: The periodic table is an arrangement of the elements in order of increasing what?
Options:
A. metallic numbers
B. gravity numbers
C. negative numbers
D. atomic numbers
Answer: | D |
null | Question: Digestion of polysaccharides and disaccharides in the small intestine produces glucose and other?
Options:
A. monosaccharides
B. nitrates
C. protein
D. fat
Answer: | A |
null | Question: What is the area around the nucleus of an atom where electrons are likely to be, called?
Options:
A. electron cloud
B. electron membrane
C. electron pocket
D. electron wave
Answer: | A |
null | Question: What basic units are neither created nor destroyed during a chemical change, but are instead rearranged?
Options:
A. molecules
B. Electrons
C. atoms
D. particles
Answer: | C |
null | Question: The anterior pituitary produces seven different what, each with a special function?
Options:
A. hormones
B. proteins
C. neurotransmitters
D. enzymes
Answer: | A |
null | Question: Traits may also be controlled by multiple alleles or multiple what?
Options:
A. eggs
B. genes
C. lesions
D. chromosomes
Answer: | B |
null | Question: What type of organism has many different specialized cells that work together to carry out life processes?
Options:
A. mutated organism
B. single-celled organism
C. sequenced organism
D. multicellular organism
Answer: | D |
null | Question: What part of the brain is divided from front to back into the left and right hemispheres?
Options:
A. thalmus
B. cerebellum
C. cerebrum
D. medula oblongata
Answer: | C |
null | Question: Light moving from air into water is bent ___________ the normal?
Options:
A. more
B. less
C. Longly
D. thinly
Answer: | A |
null | Question: Which process helps provide cleaner water for agriculture?
Options:
A. purification
B. sterilization
C. osmosis
D. process of desalinization
Answer: | D |
null | Question: The reproductive tissues of male and female humans develop similarly in utero until a low level of the hormone testosterone is released from male what?
Options:
A. bladder
B. liver
C. kidneys
D. gonads
Answer: | D |
null | Question: What force pulls objects toward the center of the earth?
Options:
A. centrifugal force
B. gravity
C. momentum
D. kinetic energy
Answer: | B |
null | Question: Layers of what create a volcano?
Options:
A. limestone
B. lava
C. crust
D. rock
Answer: | B |
null | Question: What do tadpoles clear out of waterways?
Options:
A. algae
B. oxygen
C. pollution
D. disease
Answer: | A |
null | Question: Almost all plants make food through what process?
Options:
A. evolution
B. photosynthesis
C. hydrolysis
D. glycolysis
Answer: | B |
null | Question: What term means the abnormal or excessive extension of a joint - particularly a hinged joint - beyond its normal range of motion, thus resulting in injury?
Options:
A. sprain
B. hypercorrection
C. tear
D. hyperextension
Answer: | D |
null | Question: What can be used to accelerate the rate at which chemical reactions occur?
Options:
A. protein
B. components
C. hormones
D. enzymes
Answer: | D |
null | Question: What is the term for the process of turning sunlight's energy into food?
Options:
A. glycolysis
B. light compression
C. photosynthesis
D. atherosclerosis
Answer: | C |
null | Question: Light travels more quickly in air than what?
Options:
A. earth
B. glass
C. water
D. metal
Answer: | C |
null | Question: The voltages generated at a power plant are stepped up by what passive devices, which then reduce voltage to a safe level at the point of use?
Options:
A. capacitors
B. batteries
C. transformers
D. transistors
Answer: | C |
null | Question: The oxygen regions of the water molecules have what kind of charge?
Options:
A. neutral
B. certain
C. negative
D. positive
Answer: | C |
null | Question: Prokaryotes and the nitrogen cycle nitrogen is a very important element for life because it is part of proteins and this?
Options:
A. nuclear forces
B. molecules
C. nucleic acids
D. nerve cells
Answer: | C |
null | Question: The hemolymph and body cells exchange chemicals within what body part?
Options:
A. the gums
B. the sinuses
C. the lungs
D. the heart
Answer: | B |
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