prompt
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What is the unit used to measure air pressure?
A. newtons
B. pounds per inch
C. millibar
D. mass
Answer:
|
C
|
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|
In which stage does the chromatin condense into chromosomes?
A. prophase ii
B. Telophase II
C. Anaphase I
D. Metaphase I
Answer:
|
A
|
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|
What is the upper-most atmosphere known as?
A. ionosphere
B. xerosphere
C. thermosphere
D. exosphere
Answer:
|
C
|
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|
Reproduction that doesn't involve a male gamete is also known as what?
A. agamogenesis
B. mitosis
C. asexual reproduction
D. meiosis
Answer:
|
A
|
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|
What is the term for an electronic component that consists of many other electronic components?
A. creating circuit
B. electrical current
C. networks
D. integrated circuit
Answer:
|
D
|
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|
What is another term for life science?
A. meteorology
B. biology
C. geology
D. ecology
Answer:
|
B
|
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|
What type of cartilage contains no collagen?
A. shark cartilage
B. lamprey cartilage
C. fetal cartilage
D. joint cartilage
Answer:
|
B
|
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|
In prokaryotes, what are the regions called that repressors bind to?
A. elements
B. enablers
C. consumers
D. operators
Answer:
|
D
|
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|
What instrument has a resolution many times greater than a light microscope, and can be used to see the details on the outside of a cell?
A. element microscope
B. complex microscope
C. molecular microscope
D. electron microscope
Answer:
|
D
|
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|
The temperature at which the individual ions have enough kinetic energy to overcome the attractive forces that hold them in place is called?
A. melting point
B. last point
C. boiling point
D. occurring point
Answer:
|
A
|
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|
What play several important roles in the human body?
A. lipids
B. tissues
C. organs
D. cells
Answer:
|
A
|
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|
What is a measure that has both size and direction?
A. wave
B. vector
C. velocity
D. length
Answer:
|
B
|
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|
What is to blame for water’s boiling point (100°c) being higher than the boiling points of similar substances?
A. electrode bonds
B. helium bonds
C. molecular shape
D. hydrogen bonds
Answer:
|
D
|
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|
Carbonic acid decomposes easily at room temperature into carbon dioxide and what else?
A. helium
B. oxygen
C. water
D. gas
Answer:
|
C
|
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|
What form when a single atom gains or loses electrons?
A. carbon atoms
B. monatomic ions
C. fusional ions
D. vacuoles ions
Answer:
|
B
|
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|
In earthworms, the skin serves as what type of organ?
A. respiratory
B. kidney
C. reproductive
D. excretory
Answer:
|
A
|
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|
Catalytic converters used on motor vehicles break down pollutants in what, yielding non-toxic compounds?
A. exhaust
B. intake
C. oil
D. muffler
Answer:
|
A
|
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|
Processing of filtrate in the proximal tubule helps maintain what level in body fluid?
A. homeostasis
B. ph
C. metabolic level
D. temperature
Answer:
|
B
|
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|
What helps represent age-sex structure of the population?
A. density graph
B. biome model
C. habitat chart
D. population pyramid
Answer:
|
D
|
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|
Large viruses began as what type of cells inside bigger host cells?
A. static
B. simple
C. parasitic
D. symbiotic
Answer:
|
C
|
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|
How can you calculate the density of matter?
A. by dividing its volume by its mass
B. by multiplying its mass by its volume
C. by subtracting mass from volume
D. by dividing its mass by its volume
Answer:
|
D
|
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|
Frogs and toads have long back legs which are specialized for what action?
A. sprinting
B. flying
C. jumping
D. swimming
Answer:
|
C
|
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|
Different regions of the cerebral cortex can be associated with particular functions, a concept known as what?
A. expressiveness of function
B. reversal of function
C. cytoplasm of function
D. localization of function
Answer:
|
D
|
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|
What is the term for a change in the inherited traits of organisms over time?
A. evolution
B. generation
C. emergence
D. mutation
Answer:
|
A
|
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|
What type of diseases do antibiotics not affect?
A. animal stings
B. cancer
C. autoimmune diseases
D. viruses
Answer:
|
D
|
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|
Which system carries out long-distance transport of materials between the root and shoot systems?
A. vascular tissue system
B. perceptual tissue system
C. circulatory tissue system
D. reproductive tissue system
Answer:
|
A
|
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|
How do reptiles typically reproduce?
A. asexually
B. sexually
C. live birth
D. cloning
Answer:
|
B
|
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|
All organisms must adapt to what in order to survive?
A. natural
B. conditions
C. environment
D. weather
Answer:
|
C
|
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|
Biochemical compounds that include sugars, starches, and cellulose are examples of what?
A. lipids
B. proteins
C. electrolytes
D. carbohydrates
Answer:
|
D
|
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|
What emerges from an insect egg?
A. larva
B. parasite
C. cocoon
D. fungi
Answer:
|
A
|
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|
What can protons and neutrons be broken down into?
A. quarks
B. molecules
C. ions
D. strings
Answer:
|
A
|
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|
What is the name of the stage of life when a child becomes sexually mature?
A. adolescence
B. puberty
C. growth spurt
D. maturity
Answer:
|
B
|
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|
What part of the brain is divided from front to back into the left and right hemispheres?
A. medula oblongata
B. cerebellum
C. thalmus
D. cerebrum
Answer:
|
D
|
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|
Because their cells are arranged in bundles, the appearance of skeletal and cardiac muscles is described as what?
A. quadrant
B. cylindrical
C. striated
D. incised
Answer:
|
C
|
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|
What resource is considered nonrewable for human purposes, because it takes so long to form and is depleted by farming and other activities?
A. sunshine
B. acid
C. soil
D. water
Answer:
|
C
|
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|
What in orange juice makes it taste sour?
A. acetic acid
B. carbonation
C. citric acid
D. amino acid
Answer:
|
C
|
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|
What scientist created the modern system for classifying organisms?
A. Pasteur
B. Bohr
C. Newton
D. linnaeus
Answer:
|
D
|
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|
What will be the effect to an organism if its homeostasis is not maintained?
A. death or disease
B. healthy mental state
C. slow aging
D. weight regulation
Answer:
|
A
|
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|
Since warmer molecules have more energy, they are more what?
A. active
B. inactive
C. abundant
D. dense
Answer:
|
A
|
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|
If only blue light strikes green leaves what happens to it?
A. it is absorbed
B. it causes cooling
C. it causes heating
D. it is reflected
Answer:
|
A
|
sciq
|
Which type of animal creates useful substances such as honey, wax, lacquer, and silk?
A. fungus
B. insects
C. spiders
D. bacteria
Answer:
|
B
|
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|
Stringed instruments can help show the relationship between tension and what in strings?
A. volumes
B. temperatures
C. lengths
D. frequencies
Answer:
|
D
|
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|
Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in what?
A. altitude
B. volume
C. temperature
D. density
Answer:
|
C
|
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|
Convex lenses are thicker in the middle than at the edges so they cause rays of light to converge, or meet, at a point called what?
A. the apex
B. focus
C. the center
D. the base
Answer:
|
B
|
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|
What are magnesium carbonate, aluminum hydroxide, and sodium bicarbonate commonly used as?
A. antacids
B. salts
C. antidepressants
D. antibiotics
Answer:
|
A
|
sciq
|
What type of taste do bases normally have?
A. sweet
B. bitter
C. sour
D. salty
Answer:
|
B
|
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|
Which body part helps roundworm prevent their body from expanding?
A. scales
B. skin
C. plate
D. tough cuticle covering
Answer:
|
D
|
sciq
|
The maintenance of constant conditions in the body is also known as what?
A. homeostasis
B. hypothesis
C. consciousness
D. mononucleosis
Answer:
|
A
|
sciq
|
What is the term for tough protein fibers that connects bones to each other?
A. cords
B. muscles
C. tetons
D. ligaments
Answer:
|
D
|
sciq
|
What is the study of macroscopic properties, atomic properties, and phenomena in chemical systems?
A. thermal chemistry
B. differential chemistry
C. molecular chemistry
D. physical chemistry
Answer:
|
D
|
sciq
|
Bones, cartilage, and ligaments make up what anatomical system?
A. Muscular system
B. skeletal system
C. Integumentary system
D. Lymphatic system
Answer:
|
B
|
sciq
|
What is the first part of the large intestine called?
A. duodenum
B. jejunum
C. cecum
D. colon
Answer:
|
C
|
sciq
|
What occurs when nature reclaims areas formerly occupied by life?
A. secondary succession
B. primary succession
C. typical succession
D. tertiary succession
Answer:
|
A
|
sciq
|
To solubilize the fats so that they can be absorbed, what organ secretes a fluid called bile into the small intestine?
A. stomach
B. spleen
C. small intestine
D. gall bladder
Answer:
|
D
|
sciq
|
When the hemoglobin loses its oxygen, it changes to what color?
A. bluish red
B. purple red
C. light pink
D. grayish red
Answer:
|
A
|
sciq
|
How are weather patterns formed?
A. uneven heating of the atmosphere
B. the moon's gravitational pull
C. carbon dioxide
D. pollution from planes
Answer:
|
A
|
sciq
|
Boyle discovered that what property of a gas is inversely proportional to its volume?
A. amount
B. temperature
C. mass
D. pressure
Answer:
|
D
|
sciq
|
What amazing machines smash particles that are smaller than atoms into each other head-on?
A. absorption accelerators
B. nitrogen accelerators
C. observant accelerators
D. particle accelerators
Answer:
|
D
|
sciq
|
The interaction of what opposite factors describe a biome and ecosystem?
A. hygroscopic and abiotic
B. abiotic and biotic
C. innate and biotic
D. metastasis and biotic
Answer:
|
B
|
sciq
|
What is caused by differences in density at the top and bottom of the ocean?
A. deep currents
B. still water
C. flat currents
D. shallow currents
Answer:
|
A
|
sciq
|
What is the layer of tissue between the body and shell called?
A. cuticle
B. mantle
C. epidermis
D. collagen
Answer:
|
B
|
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|
Well suited to absorb water and dissolved minerals from the soil, thin-walled dermal cells and tiny hairs cover what basic plant structures?
A. roots
B. flowers
C. leaves
D. stems
Answer:
|
A
|
sciq
|
What is the major artery of the body, taking oxygenated blood to the organs and muscles of the body?
A. capillary
B. diastolic
C. carotid
D. aorta
Answer:
|
D
|
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|
What do you call a growing mass of cancerous cells that pushes into nearby tissues?
A. pallet
B. tumor
C. calcium
D. bacteria
Answer:
|
B
|
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|
What is the major intracellular cation?
A. glucose
B. magnesium
C. sodium
D. potassium
Answer:
|
D
|
sciq
|
The enzyme pepsin plays an important role in the digestion of proteins by breaking down intact protein to what short-chain amino acids?
A. peptides
B. proteins
C. protons
D. lipids
Answer:
|
A
|
sciq
|
What remains a constant of radioactive substance over time?
A. volatility
B. acidity
C. temperature
D. rate of decay
Answer:
|
D
|
sciq
|
Terrestrial ecosystems, also known for their diversity, are grouped into large categories called what?
A. bisomes
B. biomes
C. monomes
D. substrates
Answer:
|
B
|
sciq
|
High explosives create shock waves that exceed the speed of sound, a phenomenon that goes by what term?
A. ion speed
B. supersonic
C. light speed
D. turbulence
Answer:
|
B
|
sciq
|
What do you call a structure composed of two or more types of tissues that work together to do a specific task?
A. cell
B. system
C. organ
D. marrow
Answer:
|
C
|
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|
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