MS Sample Set 3, Round 4 from NSB
Which of the following BEST describes the number property used in the following equation: \((3 \times 2) \times 5 = 3 \times (2 \times 5)\) W) associative property of multiplication X) commutative property of multiplication Y) distributive property of multiplication Z) multiplicative property of one
W: W) associative property of multiplication
X: X) commutative property of multiplication
Y: Y) distributive property of multiplication
Z: Z) multiplicative property of one
Answer: W) W) associative property of multiplication
Arrange the following in increasing order: \((\,-3)^2\); \(-(\,4)^2\); \((\,-1)^4\); \(-(\,-3)^3\)
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To the nearest whole number, convert \(53\,^\circ\mathrm{C}\) into kelvin.
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To the nearest whole number, convert \(60\,^\circ\mathrm{C}\) into degrees Fahrenheit.
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Which of the following is NOT a rodent: W) rabbit X) chipmunk Y) prairie dog Z) squirrel
W: W) rabbit
X: X) chipmunk
Y: Y) prairie dog
Z: Z) squirrel
Answer: W) W) rabbit
Order the following taxonomic groups from LARGEST to SMALLEST: family; class; order; phylum.
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In a modern optimally functioning internal combustion engine, most of the energy is lost as: W) heat X) unburnt fuel Y) CO₂ Z) carbon monoxide
W: W) heat
X: X) unburnt fuel
Y: Y) CO₂
Z: Z) carbon monoxide
Answer: W) W) heat
Which of the following statements is LEAST accurate regarding states of matter: W) solids when heated typically expand X) gases can be made of a single element Y) matter on Earth is never in a plasma state Z) gases condense to form liquids
W: W) solids when heated typically expand
X: X) gases can be made of a single element
Y: Y) matter on Earth is never in a plasma state
Z: Z) gases condense to form liquids
Answer: Y) Y) matter on Earth is never in a plasma state
At its maximum brightness, which planet of our solar system appears brighter than any other planet in the sky?
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In which of the following locations are you MOST likely to find a well-preserved dinosaur fossil: W) within key beds of the Devonian Period X) within metamorphic rocks of the Cretaceous Period Y) within sedimentary rocks laid down during the Mesozoic Era Z) within volcanic casts of the Jurassic Period
W: W) within key beds of the Devonian Period
X: X) within metamorphic rocks of the Cretaceous Period
Y: Y) within sedimentary rocks laid down during the Mesozoic Era
Z: Z) within volcanic casts of the Jurassic Period
Answer: Y) Y) within sedimentary rocks laid down during the Mesozoic Era
Giving your answer as a proper fraction in its simplest form, multiply the following two fractions: \(\frac{11}{6}\) and \(\frac{6}{5}\).
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Giving your answer as a mixed fraction reduced to lowest terms, subtract the following fractions: [fractions omitted].
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Which of the following is NOT true of metric volumes: W) a liter is larger than a centiliter X) a milliliter is smaller than a picoliter Y) a deciliter is smaller than a liter Z) a microliter is smaller than a milliliter
W: W) a liter is larger than a centiliter
X: X) a milliliter is smaller than a picoliter
Y: Y) a deciliter is smaller than a liter
Z: Z) a microliter is smaller than a milliliter
Answer: X) X) a milliliter is smaller than a picoliter
Giving your answer in proper scientific notation with the correct number of significant digits, convert 800 km/h into meters per hour.
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Name all of the following 4 organisms that molt: 1) nematode; 2) clam; 3) lobster; 4) mollusk.
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What is the scientific term for the type of circulatory system found in lobsters in which blood empties into spaces in the body that are not contained in vessels?
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Which of the following is a Group 1 metal that gives off a persistent yellow color when burned in a flame test, and is also used in commercial and highway vapor lamps that have a yellow glow: W) neon X) potassium Y) sodium Z) zinc
W: W) neon
X: X) potassium
Y: Y) sodium
Z: Z) zinc
Answer: Y) Y) sodium
Consider an atom that has an original atomic mass of 33 and has 17 neutrons. If it then loses one proton, what is the resultant atomic number of the atom?
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A psychrometer is used to measure: W) salinity X) humidity Y) wind direction Z) pressure
W: W) salinity
X: X) humidity
Y: Y) wind direction
Z: Z) pressure
Answer: X) X) humidity
What is the most common scientific name of the instrument used to measure wind speed?
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If the mileage scale on a road map is 1 cm per 2.5 miles, an 80-mile trip would be represented by how many centimeters on the same map?
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Of the following five quantities, which is the LEAST and which is the GREATEST, respectively: \(0.425\); \(\tfrac{1}{4}\); \(2\); \(-9\); \(\tfrac{4}{3}\).
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A dog has difficulty locating a stick at the bottom of a clear, shallow pool because he perceives it to be in a slightly different spot. This is BEST explained by which property of light: W) diffraction X) reflection Y) refraction Z) polarization
W: W) diffraction
X: X) reflection
Y: Y) refraction
Z: Z) polarization
Answer: Y) Y) refraction
Which of the following typically accounts for the greatest amount of magnification in a compound light microscope: W) condenser lens X) objective lens Y) ocular lens Z) diaphragm
W: W) condenser lens
X: X) objective lens
Y: Y) ocular lens
Z: Z) diaphragm
Answer: X) X) objective lens
What is the most common simple sugar or monosaccharide that makes up most of the carbohydrates of the typical American’s diet?
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Which one of the following five molecules is a disaccharide that is present in high levels in milk: maltose; fructose; glucose; lactose; hexose.
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Which of the following is NOT an example of a chemical change: W) shiny new copper tarnishing to a green color X) bubbles forming in a solution of vinegar following the addition of baking soda Y) steel turning red upon heating Z) iron rusting
W: W) shiny new copper tarnishing to a green color
X: X) bubbles forming in a solution of vinegar following the addition of baking soda
Y: Y) steel turning red upon heating
Z: Z) iron rusting
Answer: Y) Y) steel turning red upon heating
Rusting of iron is a chemical combination of what two chemical elements?
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What is the name for the gas found primarily in the stratosphere that absorbs UV radiation and ultimately protects life on Earth?
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Which of the following is immediately released when an earthquake occurs: W) convection currents within the mantle X) radiation energy originating from the mantle Y) stored heat energy from the Sun Z) elastic energy stored in rocks
W: W) convection currents within the mantle
X: X) radiation energy originating from the mantle
Y: Y) stored heat energy from the Sun
Z: Z) elastic energy stored in rocks
Answer: Z) Z) elastic energy stored in rocks
If a fair die is tossed once, what is the probability that an odd number or a number less than 3 is thrown, expressed as a fraction in lowest terms?
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If the time is 1:15 PM, what time will it be, given as hours, minutes and AM or PM, in 630 minutes?
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Which of the following gases was most likely LEAST abundant in Earth’s early atmosphere: W) carbon dioxide X) ammonia Y) water Z) oxygen
W: W) carbon dioxide
X: X) ammonia
Y: Y) water
Z: Z) oxygen
Answer: Z) Z) oxygen
Arrange the following organisms from the first to appear on Earth to the most recent: 1) fish; 2) invertebrates; 3) reptiles; 4) mammals.
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What type of nucleic acid has codons for matching with anticodons?
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How many nucleotide bases make up an anticodon?
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What are the most common SI units used for the acceleration of an object?
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Neglecting friction, what is the acceleration, in meters per second squared, of a 20-kilogram iron block across a horizontal surface if 700 newtons is applied to the block?
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Which of the following is NOT true about Earth’s water: W) the Antarctic ice sheet holds most of the world’s fresh water X) an estuary is a place where a fresh water river is mixed with ocean water Y) rivers and lakes make up less than 1% of all fresh water Z) the global ocean conveyor system is powered mostly by surface winds
W: W) the Antarctic ice sheet holds most of the world’s fresh water
X: X) an estuary is a place where a fresh water river is mixed with ocean water
Y: Y) rivers and lakes make up less than 1% of all fresh water
Z: Z) the global ocean conveyor system is powered mostly by surface winds
Answer: Z) Z) the global ocean conveyor system is powered mostly by surface winds
What is the name for the layer of the Earth that is nearly 1,800 miles thick and represents about 68% of the Earth’s mass?
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If side A of a right triangle measures 4 m and the hypotenuse measures 5 m, what is the length of side B, in meters?
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What is the area of a square, in square meters, if its perimeter is 28 m?
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What gaseous molecule is produced from the burning of fossil fuels and is believed to be the primary cause of the greenhouse warming effect on Earth?
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Which of the following is NOT typically considered an alternative energy source: W) hot springs X) natural gas Y) wind energy Z) sun energy
W: W) hot springs
X: X) natural gas
Y: Y) wind energy
Z: Z) sun energy
Answer: X) X) natural gas
What is the most common term for the arrangement of veins in the leaves of most monocots?
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How many cotyledons are found in seedlings of plants that develop into adult plants with parallel veins in their leaves and flower parts usually in multiples of three?
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Solutions with a pH less than about 6 typically have what distinctive taste?
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What is the SI unit for frequency?
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Which of the following is NOT directly or indirectly a result of a large earthquake: W) fires X) tsunami Y) mass wasting Z) lightning
W: W) fires
X: X) tsunami
Y: Y) mass wasting
Z: Z) lightning
Answer: Z) Z) lightning
The area known as the “ring of fire” is prone to intense earthquake and volcanic activity because this is where: W) the oceanic crust is the thinnest X) the oceanic crust is the densest Y) density differences between the lithosphere and the mantle are most pronounced Z) most convergent plate boundaries are found
W: W) the oceanic crust is the thinnest
X: X) the oceanic crust is the densest
Y: Y) density differences between the lithosphere and the mantle are most pronounced
Z: Z) most convergent plate boundaries are found
Answer: Z) Z) most convergent plate boundaries are found