MS Sample Set 6, Round 10 from NSB
Barb and Zack start walking around a track at the same time. It takes Barb 10 minutes to complete one lap. Zack completes one lap in 8 minutes. After how many minutes will they be at the starting point together? W) 18 X) 30 Y) 40 Z) 80
W: W) 18
X: X) 30
Y: Y) 40
Z: Z) 80
Answer: Y) Y) 40
What is the difference between the smallest prime number greater than 100 and the largest prime number less than 100?
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An ecologist notices that there are two distinct populations of sparrows that cannot interbreed due to infertility. This demonstrates which of the following types of isolation? W) Mechanical X) Genetic Y) Gametic Z) Hybrid breakdown
W: W) Mechanical
X: X) Genetic
Y: Y) Gametic
Z: Z) Hybrid breakdown
Answer: Y) Y) Gametic
Various parts of the human body show differences in relative growth rates. What principle explains this phenomenon?
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In which of the following locations do most ocean trenches occur? W) Mid-ocean ridge X) Abyssal plains Y) Continental shelf Z) Convergent boundaries
W: W) Mid-ocean ridge
X: X) Abyssal plains
Y: Y) Continental shelf
Z: Z) Convergent boundaries
Answer: Z) Z) Convergent boundaries
Given the combustion equation 2C₄H₁₀ + 13O₂ → 8CO₂ + 10H₂O, how many moles of water can be produced by reacting 12.5 moles of C₄H₁₀ with excess oxygen?
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If a wheel has 15 spokes, how many total spaces will this form between spokes?
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Sam is going to skydive out of a plane that is 8000 feet above sea level. Using g = 32 feet per second squared, find Sam’s height above sea level in feet after he has fallen 10 seconds.
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What type of reaction is 2Al + Fe₂O₃ → 2Fe + Al₂O₃?
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If an atom has an electron in a d subshell, then what is the smallest principal quantum number the electron may possess?
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What type of coal is extremely hard and brittle, is almost pure carbon, and gives off a great amount of heat when it burns?
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Which of the following are the dark debris lines down the center of glaciers caused by rocks scoured from surrounding valley walls? W) Cirques X) Horns Y) Arêtes Z) Medial moraines
W: W) Cirques
X: X) Horns
Y: Y) Arêtes
Z: Z) Medial moraines
Answer: Z) Z) Medial moraines
In which of the following locations found in the human body is the hormone somatotropin produced? W) Thyroid X) Pituitary Y) Thymus Z) Adrenal
W: W) Thyroid
X: X) Pituitary
Y: Y) Thymus
Z: Z) Adrenal
Answer: X) X) Pituitary
Which organelle is the principal site of membrane protein synthesis in eukaryotic cells?
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Which of the following countries produces over 90% of its energy through geothermal resources? W) Iceland X) United States Y) China Z) Russia
W: W) Iceland
X: X) United States
Y: Y) China
Z: Z) Russia
Answer: W) W) Iceland
What happens to a 180 watt solar panel's power output when the solar irradiance is lower than the one specified at standard temperature and pressure? W) The power is converted from AC to DC X) The power is converted from DC to AC Y) It produces more than 180 watts Z) It produces less than 180 watts
W: W) The power is converted from AC to DC
X: X) The power is converted from DC to AC
Y: Y) It produces more than 180 watts
Z: Z) It produces less than 180 watts
Answer: Z) Z) It produces less than 180 watts
Which of the following reproductive structures would be found only in gymnosperms? W) Cones X) Sori Y) Flowers Z) Pistils
W: W) Cones
X: X) Sori
Y: Y) Flowers
Z: Z) Pistils
Answer: W) W) Cones
Which of the following is NOT one of the five principles of evolution? W) Evolution occurs more rapidly at some times than others X) Evolution proceeds at the same rate in all types of organisms Y) Evolution is not always from the simple to the complex Z) Evolution occurs in populations in a gradual process over very long periods of time
W: W) Evolution occurs more rapidly at some times than others
X: X) Evolution proceeds at the same rate in all types of organisms
Y: Y) Evolution is not always from the simple to the complex
Z: Z) Evolution occurs in populations in a gradual process over very long periods of time
Answer: X) X) Evolution proceeds at the same rate in all types of organisms
The volume of a cube is 27,000 cubic feet. What is the length of an edge in yards?
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A circular pizza costs $19.99. Given that the diameter of the pizza is 36 centimeters, what is the cost to the nearest whole number of cents of one square centimeter of pizza?
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Which of the following best describes nuclear potential energy? W) The average total potential energy of all the protons and neutrons in an atomic nucleus X) The mutual electrostatic energy of two charges Y) The electric potential energy divided by a charge associated with a static electric field Z) A force on electrically charged objects near a nucleus
W: W) The average total potential energy of all the protons and neutrons in an atomic nucleus
X: X) The mutual electrostatic energy of two charges
Y: Y) The electric potential energy divided by a charge associated with a static electric field
Z: Z) A force on electrically charged objects near a nucleus
Answer: W) W) The average total potential energy of all the protons and neutrons in an atomic nucleus
The Sun shines on a lake at an oblique angle. Compared to your view on the shore, in which of the following ways does a fish see the Sun? W) Higher in the sky X) Lower in the sky Y) The same location in the sky Z) Total internal reflection blocks the appearance of the Sun
W: W) Higher in the sky
X: X) Lower in the sky
Y: Y) The same location in the sky
Z: Z) Total internal reflection blocks the appearance of the Sun
Answer: W) W) Higher in the sky
What is the name for the lines on a weather map that join places of the same air pressure?
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Which combination of characteristics allows the greatest amount of water to permeate the ground? W) Steep slopes, silty soils, and cool temperatures X) Low slopes, sandy soils, and cool temperatures Y) Steep slopes, sandy soils, and hot temperatures Z) Low slopes, clay-rich soils, and hot temperatures
W: W) Steep slopes, silty soils, and cool temperatures
X: X) Low slopes, sandy soils, and cool temperatures
Y: Y) Steep slopes, sandy soils, and hot temperatures
Z: Z) Low slopes, clay-rich soils, and hot temperatures
Answer: X) X) Low slopes, sandy soils, and cool temperatures
Human infants weighing more or less than the average birth weight of 6 to 8 pounds have a greater chance of mortality. Which of the following types of natural selection describes this phenomenon? W) Diversifying X) Stabilizing Y) Directional Z) Disruptive
W: W) Diversifying
X: X) Stabilizing
Y: Y) Directional
Z: Z) Disruptive
Answer: X) X) Stabilizing
After gram staining, what color should Escherichia coli bacteria appear under the microscope?
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Plasmas are typically described as glowing substances that are which of the following? W) Non-conductive X) Conductive Y) Neutral Z) Non-superconductive
W: W) Non-conductive
X: X) Conductive
Y: Y) Neutral
Z: Z) Non-superconductive
Answer: X) X) Conductive
Which of the following has the highest kinetic energy? W) A 35-gram bullet traveling at 1.20 × 10³ meters per second X) A 35-kilogram cheetah running at 30 meters per second Y) An 875-kilogram car traveling at 5 meters per second Z) A 148-gram pitched baseball moving at 45 meters per second
W: W) A 35-gram bullet traveling at 1.20 × 10³ meters per second
X: X) A 35-kilogram cheetah running at 30 meters per second
Y: Y) An 875-kilogram car traveling at 5 meters per second
Z: Z) A 148-gram pitched baseball moving at 45 meters per second
Answer: W) W) A 35-gram bullet traveling at 1.20 × 10³ meters per second
Scientists theorize that Jupiter’s core is which of the following? W) Rock X) Water vapor Y) Ammonia and methane Z) Hydrogen and helium
W: W) Rock
X: X) Water vapor
Y: Y) Ammonia and methane
Z: Z) Hydrogen and helium
Answer: W) W) Rock
For a given reaction in which A and B react to create C, doubling the concentration of A will cause the reaction rate to be multiplied by 3, while doubling the concentration of B will result in the reaction rate being multiplied by 4. If the concentration of A and B are both quadrupled, by what numerical factor will the rate of the reaction be multiplied?
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Which of the following regular polygons could NOT be used to completely tile the floor of a video game center? W) Hexagon X) Pentagon Y) Quadrilateral Z) Triangle
W: W) Hexagon
X: X) Pentagon
Y: Y) Quadrilateral
Z: Z) Triangle
Answer: X) X) Pentagon
The first row in a theatre contains 8 seats. Each row contains 2 seats more than the one in front of it. How many total people can sit in the first 6 rows?
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What is the name of the amount of energy required to remove an electron from the highest occupied orbital of an atom?
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Which of the following elements possesses the highest ionization energy? W) Oxygen X) Silicon Y) Neon Z) Chlorine
W: W) Oxygen
X: X) Silicon
Y: Y) Neon
Z: Z) Chlorine
Answer: Y) Y) Neon
In which of the following locations is the densest ocean water on Earth found? W) Mediterranean Sea X) Off the coast of Antarctica Y) Off the coast of Peru Z) Off the coast of Hawaii
W: W) Mediterranean Sea
X: X) Off the coast of Antarctica
Y: Y) Off the coast of Peru
Z: Z) Off the coast of Hawaii
Answer: X) X) Off the coast of Antarctica
What group of minerals has the following characteristics: 1) they can be gemstones or abrasives; 2) they are found in many colors; 3) they have a hardness of about 6.5 to 7.5; and 4) they are nesosilicates?
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When using the gel electrophoresis technique, which of the following DNA segments will migrate the furthest from where they were loaded? W) The largest X) The smallest Y) The most negatively charged Z) The most positively charged
W: W) The largest
X: X) The smallest
Y: Y) The most negatively charged
Z: Z) The most positively charged
Answer: X) X) The smallest
Name two of the following three pyrimidine nucleotides: 1) Thymine; 2) Uracil; 3) Cytosine.
Choices:
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The first public demonstration of vegetable-oil-based diesel fuel took place at the 1900 World’s Fair. What type of oil was used? W) Corn X) Sunflower Y) Peanut Z) Canola
W: W) Corn
X: X) Sunflower
Y: Y) Peanut
Z: Z) Canola
Answer: Y) Y) Peanut
Given that stopping a bus requires 0.19 liters of fuel, and cars consume 0.076 liters per kilometer, how long in kilometers would your bus commute need to be to save an amount of gasoline equivalent to stopping the bus once?
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Which of the following statements is NOT true about electric eels? W) They are not eels, but fish X) They use electrical fields to navigate and explore their surroundings Y) They are endangered Z) They can produce up to 600 volts of electricity
W: W) They are not eels, but fish
X: X) They use electrical fields to navigate and explore their surroundings
Y: Y) They are endangered
Z: Z) They can produce up to 600 volts of electricity
Answer: Y) Y) They are endangered
When you look at coral on a reef, which of the following are you seeing? W) Sodium bicarbonate that precipitates from the seawater X) Deposits from fish and other marine vertebrates Y) Zoantharian corals extending from their calcareous caps Z) Minerals deposited as a result of runoff from nearby mainlands
W: W) Sodium bicarbonate that precipitates from the seawater
X: X) Deposits from fish and other marine vertebrates
Y: Y) Zoantharian corals extending from their calcareous caps
Z: Z) Minerals deposited as a result of runoff from nearby mainlands
Answer: Y) Y) Zoantharian corals extending from their calcareous caps
The radius of a bicycle tire is 10 inches. How far in inches does the wheel travel in six revolutions? W) 120π X) 90π Y) 60π Z) 45π
W: W) 120π
X: X) 90π
Y: Y) 60π
Z: Z) 45π
Answer: W) W) 120π
Given a line segment in a plane, how many different isosceles right triangles in the plane have the given line segment as a side?
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Which of the following molecules is an alkene? W) CH₄ X) C₂H₄ Y) C₃H₈ Z) C₅H₁₂
W: W) CH₄
X: X) C₂H₄
Y: Y) C₃H₈
Z: Z) C₅H₁₂
Answer: X) X) C₂H₄
Which of the following elements has the largest electron affinity? W) Lithium X) Beryllium Y) Fluorine Z) Nitrogen
W: W) Lithium
X: X) Beryllium
Y: Y) Fluorine
Z: Z) Nitrogen
Answer: Y) Y) Fluorine
A psychrometer is used by meteorologists to most directly measure which of the following? W) Wind chill X) Relative humidity Y) Wind direction Z) Barometric pressure at high altitudes
W: W) Wind chill
X: X) Relative humidity
Y: Y) Wind direction
Z: Z) Barometric pressure at high altitudes
Answer: X) X) Relative humidity
If you were to build a pond in your back yard, which of the following materials should you use to line the bottom of the pond? W) Clay X) Sand Y) Silt Z) A mixture of sand, silt, and clay
W: W) Clay
X: X) Sand
Y: Y) Silt
Z: Z) A mixture of sand, silt, and clay
Answer: W) W) Clay
Which of the following is the pH of the normal human stomach lumen? W) 2-3 X) 4-5 Y) 6-7 Z) 8-9
W: W) 2-3
X: X) 4-5
Y: Y) 6-7
Z: Z) 8-9
Answer: W) W) 2-3
Unlike eukaryotes, prokaryotes typically have only one chromosome. Which of the following is a unique characteristic of prokaryotic genomes? W) Exons X) Telomeres Y) Circular chromosomes Z) Presence of genes
W: W) Exons
X: X) Telomeres
Y: Y) Circular chromosomes
Z: Z) Presence of genes
Answer: Y) Y) Circular chromosomes