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Which metal is not a solid even at room temperature?
A. iron
B. aluminum
C. copper
D. mercury
Answer:
|
D
|
sciq
|
How do molecules react when a gas is heated?
A. they explode
B. they move faster
C. they move slower
D. they disintegrate
Answer:
|
B
|
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|
Mountain building and earthquakes are some of the responses of rocks when subected to what?
A. time
B. erosion
C. weather
D. stress
Answer:
|
D
|
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|
What is defined as maintaining a stable internal environment?
A. ketosis
B. consciousness
C. homeostasis
D. peristalsis
Answer:
|
C
|
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|
What element chemically weathers rock by combining with a metal?
A. oxygen
B. carbon
C. hydrogen
D. nitrogen
Answer:
|
A
|
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|
Porifera are parazoans that exhibit simple organization and lack true what?
A. tissues
B. cell membranes
C. molecules
D. nuclei
Answer:
|
A
|
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|
The values of which factors are controlled by the experimenter over the course of an experiment?
A. other variables
B. independent approaches
C. independent variables
D. independent elements
Answer:
|
C
|
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|
What are the most common causes of brain injuries?
A. falls
B. lightning strikes
C. alcohol poisoning
D. excessive shaking
Answer:
|
A
|
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|
Electrons are located at fixed distances from the nucleus, what are they called?
A. energy levels
B. Energy layers
C. Positive levels
D. energy concentrations
Answer:
|
A
|
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|
Which factor has a big impact on coastal climates?
A. tide
B. large ocean currents
C. tsunami
D. ocean waves
Answer:
|
B
|
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|
What occurs when light bends as it passes from one type of matter to another?
A. vibration
B. resonance
C. reflection
D. refraction
Answer:
|
D
|
sciq
|
What is a polymer formed by chain addition reactions between monomers that contain a double bond called?
A. an addition monolayer
B. a branched polymer
C. a linear polymer
D. an addition polymer
Answer:
|
D
|
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|
What do you call resources that can be replaced at the rate they are being used?
A. viable
B. renewable
C. innovative
D. abundant
Answer:
|
B
|
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|
The type of vesicle transport that moves a substance out of the cell is called?
A. metabolism
B. exocytosis
C. endocytosis
D. morphogenesis
Answer:
|
B
|
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|
What characteristic of birds is related to the food they eat?
A. tail
B. beak
C. feet
D. feathers
Answer:
|
B
|
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|
What tube carries urine out of the body?
A. urethra
B. kidney
C. fallopian tube
D. uterus
Answer:
|
A
|
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|
What plant products may be classified as simple, aggregate, multiple, or accessory, depending on their origin?
A. pods
B. flowers
C. fruits
D. leaves
Answer:
|
C
|
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|
What term describes the amount of material present in an object?
A. weight
B. density
C. mass
D. volume
Answer:
|
C
|
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|
What class of animals includes the subgroups rodents, carnivores, insectivores, bats, and primates?
A. insects
B. mammals
C. amphibians
D. reptiles
Answer:
|
B
|
sciq
|
What is the transfer of thermal energy by waves that can travel through empty space called?
A. convection
B. vibration
C. radiation
D. induction
Answer:
|
C
|
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|
The lighter photic zone and darker aphotic zone are determined by what?
A. water depth
B. water shape
C. water reflection
D. water density
Answer:
|
A
|
sciq
|
Plant cuttings are an example of what type of reproduction?
A. homosexual
B. autosexual
C. asexual
D. heterosexual
Answer:
|
C
|
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|
Destructive interference in waves occurs when what things overlap?
A. three troughs
B. two waves
C. two troughs
D. three waves
Answer:
|
C
|
sciq
|
When two plates of continental crust collide, the material pushes upward and forms what?
A. low mountain range
B. high mountain range
C. fault lines
D. valleys
Answer:
|
B
|
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|
What is split to produce nuclear energy?
A. atoms
B. chemicals
C. molecules
D. protons
Answer:
|
A
|
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|
What measures the amount of matter in an object?
A. weight
B. concentrations
C. amounts
D. mass
Answer:
|
D
|
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|
What is the primary component of steel alloys?
A. iron
B. carbon
C. alluminum
D. titanium
Answer:
|
A
|
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|
Light energy is absorbed by which kind of molecule?
A. parasite
B. nutrient
C. chlorophyll
D. inorganic
Answer:
|
C
|
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|
What is the second class of fish after ray-finned fish?
A. lobe-finned fish
B. pine - finned fish
C. star-finned fish
D. spar - finned fish
Answer:
|
A
|
sciq
|
Regulation of endocrine depends on the hypothalmus and what other gland?
A. salivary
B. adrenal
C. thyroid
D. pituitary
Answer:
|
D
|
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|
What according to scientists is the major cause of depression?
A. high serotonin levels
B. low serotonin levels
C. low thyroid levels
D. high fat diets
Answer:
|
B
|
sciq
|
What is a soft, malleable, and corrosion resistant material called?
A. lead
B. gold
C. copper
D. tin
Answer:
|
A
|
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|
Momentum is a vector quantity that has the same direction as what?
A. object energy
B. inertia
C. initial speed
D. object ' s velocity
Answer:
|
D
|
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|
What type of role does cartilage play in the human skeleton?
A. insignificant
B. variable
C. important
D. life saving
Answer:
|
A
|
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|
Prokaryotes divide via binary fission and do not undergo what process of cell division?
A. fusion
B. prophase
C. mitosis
D. meiosis
Answer:
|
C
|
sciq
|
Light with the shortest wavelength appears as what color?
A. blue
B. violet
C. red
D. green
Answer:
|
B
|
sciq
|
What is lava called before it reaches the surface of the earth?
A. pyrite
B. crust
C. rock
D. magma
Answer:
|
D
|
sciq
|
What is the term for atherosclerosis of arteries that supply the heart muscle?
A. rapid heart disease
B. cardiovascular disease
C. coronary heart disease
D. essential heart disease
Answer:
|
C
|
sciq
|
Food is chemical energy stored in what?
A. oxygen molecules
B. typical molecules
C. DNA molecules
D. organic molecules
Answer:
|
D
|
sciq
|
What has a bigger impact on water quality, natural events or human activity?
A. all of the above
B. water quality
C. human activity
D. natural events
Answer:
|
C
|
sciq
|
What is the amount of energy required to begin a chemical reaction known as?
A. activation energy
B. decomposition energy
C. reaction energy
D. positive energy
Answer:
|
A
|
sciq
|
Acne is a skin disturbance that typically occurs on areas of the skin that are rich in sebaceous glands (face and back). it is most common along with the onset of puberty due to association with these?
A. thermal changes
B. mental changes
C. digestive changes
D. hormonal changes
Answer:
|
D
|
sciq
|
What are the two main components in a battery?
A. filter and a cathode
B. vortex and a cathode
C. anode and a cathode
D. anode and a vortex
Answer:
|
C
|
sciq
|
Lots of volcanoes form along which boundaries?
A. deposit plate bounderies
B. basalt plate boundaries
C. geyser plate boundaries
D. subduction plate boundaries
Answer:
|
D
|
sciq
|
Which body organ filters the blood in the body and creates urine?
A. liver
B. the arteries
C. intestines
D. the kidneys
Answer:
|
D
|
sciq
|
Compared with the molecules of many other substances, molecules of water are strongly attracted to what?
A. nothing
B. hydrogen
C. each other
D. helium
Answer:
|
C
|
sciq
|
Greater reflection off what atmospheric layer allows am radio waves to travel even farther at night than they can during the day?
A. stratosphere
B. troposphere
C. ionosphere
D. exosphere
Answer:
|
C
|
sciq
|
Earth spinning as air moves over its surface causes what?
A. seasons
B. coriolis effect
C. axial tilt
D. centrifugal effect
Answer:
|
B
|
sciq
|
Beryllium hydride consists of a central beryllium atom with two single bonds to what?
A. hydrogen atoms
B. metabolic atoms
C. nitrogen atoms
D. calcium atoms
Answer:
|
A
|
sciq
|
Amides are actually formed by bringing together an amine-containing molecule and molecule containing what?
A. carboxylic acid
B. polymer acid
C. oxidize acid
D. Fatty acid
Answer:
|
A
|
sciq
|
What are long living plasma cells called?
A. device cells
B. memory cells
C. brain Cells
D. context cells
Answer:
|
B
|
sciq
|
When do homologous chromosomes separate and go to different gametes?
A. during electrolysis
B. during meiosis
C. after meiosis
D. before meiosis
Answer:
|
B
|
sciq
|
What type of cells are often the product of normal cells that have lost the ability to regulate the cell cycle?
A. uncontrolled cells
B. sick cells
C. corrosive cells
D. cancerous cells
Answer:
|
D
|
sciq
|
Which ductless gland releases secretions directly into surrounding tissues and fluids?
A. endocrine gland
B. pineal gland
C. marrow gland
D. adrenal glands
Answer:
|
A
|
sciq
|
When different types of tissues work together to perform a unique function, what do they form?
A. Brian
B. organs
C. organ
D. produce
Answer:
|
C
|
sciq
|
Over 90% of the energy we use comes originally from what?
A. sun
B. earth
C. horizon
D. water
Answer:
|
A
|
sciq
|
What term is used to describe an illusion that light from faraway objects is reflected by a pool of water that is not really there?
A. prototype
B. Mirror
C. mirage
D. version
Answer:
|
C
|
sciq
|
How do prokaryotes reproduce?
A. sexually
B. asexually
C. unusually
D. inorganically
Answer:
|
B
|
sciq
|
What does hemoglobin in blood carry to the cells?
A. oxygen
B. carbon dioxide
C. methane
D. nitrogen
Answer:
|
A
|
sciq
|
Surface tension comes from the fact that particles at the surface of a liquid do not experience interactions from all directions which leads to what on the surface?
A. imbalance of forces
B. degradation of forces
C. waves
D. floating particles
Answer:
|
A
|
sciq
|
Where do biochemical reactions occer?
A. inside labs
B. inside organisms
C. in the environment
D. outside organisms
Answer:
|
B
|
sciq
|
What type of behavior has the advantage of being flexible and capable of changing to suit changing conditions?
A. inherited behavior
B. saved behavior
C. learned behavior
D. noted behavior
Answer:
|
C
|
sciq
|
This process breaks rocks and other surface materials into much smaller pieces?
A. corrosion
B. leaching
C. chemical reaction
D. weathering
Answer:
|
D
|
sciq
|
What is the main element in organic compounds?
A. nitrogen
B. oxygen
C. hydrogen
D. carbon
Answer:
|
D
|
sciq
|
What is the basic unit of matter?
A. atoms
B. calories
C. ions
D. neutrons
Answer:
|
A
|
sciq
|
What theory proposes that microorganisms are the cause of many diseases?
A. evolution theory
B. germ theory
C. mutated theory
D. malignant theory
Answer:
|
B
|
sciq
|
Water is a polar compound, so its molecules are attracted to each other and form what kind of bonds?
A. mixed
B. carbon
C. helium
D. hydrogen
Answer:
|
D
|
sciq
|
What is the term for a substance that causes the speed of a reaction to increase?
A. monite
B. component
C. catalyst
D. indicate
Answer:
|
C
|
sciq
|
What is it called when rays focus at different distances from the lens?
A. carbon aberration
B. angular aberration
C. constant aberration
D. spherical aberration
Answer:
|
D
|
sciq
|
Brass and bronze are examples of what type of mixture composed of two or more elements, at least one of which is a metal?
A. alloy
B. halloid
C. metalloid
D. compound
Answer:
|
A
|
sciq
|
What is a region of repetitive noncoding nucleotide sequences at each end of a chromosome?
A. cytoskeleton
B. diploid
C. telomere
D. cellular
Answer:
|
C
|
sciq
|
What is the color of mercury oxide?
A. green
B. red
C. yellow
D. orange
Answer:
|
B
|
sciq
|
At a convergent plate boundary, when one plate is oceanic, there are large what?
A. volcanoes
B. earthquakes
C. plateaus
D. lakes
Answer:
|
A
|
sciq
|
What is the term for the wavelengths of light humans can see?
A. radiation
B. distinct light
C. ultraviolet light
D. visible light
Answer:
|
D
|
sciq
|
What is the charge on a single electron known as?
A. electron charge
B. basic charge
C. fundamental charge
D. elementary charge
Answer:
|
D
|
sciq
|
What mineral that occurs in bones helps combat osteoporosis?
A. calcium
B. iron
C. magnesium
D. potassium
Answer:
|
A
|
sciq
|
When the wind deposits sand, it forms small hills, what are these hills called?
A. mud puddles
B. sand dunes
C. snow banks
D. sand tunnels
Answer:
|
B
|
sciq
|
Carboxylic acids have an acidic hydrogen atom, but esters do not. what do esters have in place of an acidic hydrogen atom?
A. crystallization group
B. hydrocarbon group
C. carbonation group
D. synthesis group
Answer:
|
B
|
sciq
|
Latitude, humidity, and elevation affect the type of what, a term for a large naturally occurring community?
A. climate
B. territory
C. ecosystem
D. biome
Answer:
|
D
|
sciq
|
The distance between two crests of a wave of light is referred to as what, which is related to the color of light?
A. spectrum
B. bandwidth
C. magnitude
D. wavelength
Answer:
|
D
|
sciq
|
What is the basic unit of structure and function in all organisms?
A. the neutron
B. the electron
C. the cell
D. the atom
Answer:
|
C
|
sciq
|
Which organ in the human body filters blood and excretes urine?
A. the thyroid
B. the liver
C. the bladder
D. the kidney
Answer:
|
D
|
sciq
|
Sugars are simple types of what biochemical compounds and possess relatively small molecules?
A. carbohydrates
B. proteins
C. vegetables
D. lipids
Answer:
|
A
|
sciq
|
What type of tissue is blood?
A. nervous
B. connective
C. muscular
D. epithelial
Answer:
|
B
|
sciq
|
What is the force that causes objects to fall down to the ground?
A. pull
B. motion
C. velocity
D. gravity
Answer:
|
D
|
sciq
|
The distance of stars is measured in what terms, meaning the light takes many thousands of years to reach us?
A. light years
B. light months
C. light decades
D. light hours
Answer:
|
A
|
sciq
|
What type of matter often sinks into cracks between rocks?
A. vapor
B. energy
C. liquid
D. algae
Answer:
|
C
|
sciq
|
Name a one-celled organism that can be found on your skin, in the ground, or in all different types of water.
A. bacteria
B. virus
C. pathogens
D. fungus
Answer:
|
A
|
sciq
|
What type of power is generated using a nonrenewable resource?
A. wind power
B. water power
C. nuclear power
D. solar power
Answer:
|
C
|
sciq
|
The earth is tilted on its what?
A. axis
B. compass
C. radius
D. top
Answer:
|
A
|
sciq
|
What can human facial expressions communicate?
A. emotions
B. theories
C. ideas
D. behaviors
Answer:
|
A
|
sciq
|
What are the two types of vascular plants?
A. Water and spore
B. ants and seed
C. seedless and seed
D. dahlias and seed
Answer:
|
C
|
sciq
|
What type of flexion is the bending of the neck or body toward the right or left side?
A. ventral
B. lateral
C. cylindrical
D. orbital
Answer:
|
B
|
sciq
|
Common wisdom has it that the temporal bone (temporal = “time”) is so named because this area of the head (the temple) is where hair typically first turns gray, indicating the passage of what?
A. birth
B. ships
C. wealth
D. time
Answer:
|
D
|
sciq
|
Catenulids typically reproduce asexually by budding where?
A. their posterior end
B. their anterior end
C. their analogous end
D. their neuronal end
Answer:
|
A
|
sciq
|
What gland secretes a fluid that mixes with sperm to help form semen?
A. testicle
B. thy·mus
C. thyroid
D. prostate gland
Answer:
|
D
|
sciq
|
During an earthquake what causes seismic waves?
A. high winds
B. low tide
C. rock displacement
D. Currents
Answer:
|
C
|
sciq
|
What term describes waves that travel through matter?
A. heat waves
B. replaced waves
C. mechanical waves
D. water waves
Answer:
|
C
|
sciq
|
What type of radioactive decay is generally only dangerous when emitted inside the body?
A. nucleus decay
B. alpha decay
C. variant decay
D. ionic decay
Answer:
|
B
|
sciq
|
Energy that is stored in a person or object is called?
A. mechanical energy
B. kinetic energy
C. potential energy
D. vertical energy
Answer:
|
C
|
sciq
|
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