MS Sample Set 4, Round 10 from NSB
A number is obtained by doubling an original value a total of 5 times. What is the final result if the original number is 1?
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A number is obtained by doubling an original value, then doubling that result, and repeating that doubling process 6 times. If the final value is 320, how large was the original number?
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There is a corn field with two varieties of corn, Corn A and Corn B, planted in alternating rows. The tassels are removed from Corn A, ensuring that the only pollen released in the field comes from Corn B. Not considering pollen that could be carried in from outside of the field, how can we characterize the ears of corn that will grow on Corn A?
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When plant scientists began crossing different pure lines, they noticed that the hybrid plants that resulted were: W) Less vigorous than their parents X) Equally as vigorous as their parents Y) Unable to sustain life Z) More vigorous than their parents
W: W) Less vigorous than their parents
X: X) Equally as vigorous as their parents
Y: Y) Unable to sustain life
Z: Z) More vigorous than their parents
Answer: Z) Z) More vigorous than their parents
Which of the following statements about sound energy is true? W) Sound energy is produced by vibrations, not by discrete particles X) Sound energy can easily be used for production of electrical power Y) Sound energy is a form of thermal energy Z) Sound energy is related to chemical changes
W: W) Sound energy is produced by vibrations, not by discrete particles
X: X) Sound energy can easily be used for production of electrical power
Y: Y) Sound energy is a form of thermal energy
Z: Z) Sound energy is related to chemical changes
Answer: W) W) Sound energy is produced by vibrations, not by discrete particles
Ultrasound is acoustic energy in the form of waves with a frequency above the human hearing range. Which of the following statements does NOT reflect a use of ultrasonic energy? W) To observe the condition of a fetus before birth X) To detect motion in the immediate vicinity of a vehicle Y) To make iPod sound quality better Z) To find schools of fish
W: W) To observe the condition of a fetus before birth
X: X) To detect motion in the immediate vicinity of a vehicle
Y: Y) To make iPod sound quality better
Z: Z) To find schools of fish
Answer: Y) Y) To make iPod sound quality better
Which of the following characteristics is the least reliable when identifying minerals? W) Color X) Streak Y) Cleavage Z) Hardness
W: W) Color
X: X) Streak
Y: Y) Cleavage
Z: Z) Hardness
Answer: W) W) Color
What mineral characteristic is defined as a mineral’s ability to break along preexisting planes of weakness?
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Considering a circle of radius 1, which of the following has the largest numerical value? W) Circumference X) Diameter Y) Area Z) Radius
W: W) Circumference
X: X) Diameter
Y: Y) Area
Z: Z) Radius
Answer: W) W) Circumference
What is the surface area, in terms of π, of a cylinder with a radius of π and height of π?
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Which of these constitutes a correct DNA base pairing? W) A-C X) G-T Y) A-T Z) C-C
W: W) A-C
X: X) G-T
Y: Y) A-T
Z: Z) C-C
Answer: Y) Y) A-T
Name the 4 nucleic acids found in DNA.
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What physical quantity does a wattmeter measure?
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A 25 watt lamp has a resistance of 4 ohms. What is the voltage applied across the lamp?
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Which of the following is NOT true about groundwater? W) It never freezes X) It ultimately flows to the ocean Y) It is replenished by surface water from streams, precipitation and rivers Z) It can be depleted by humans in a particular region
W: W) It never freezes
X: X) It ultimately flows to the ocean
Y: Y) It is replenished by surface water from streams, precipitation and rivers
Z: Z) It can be depleted by humans in a particular region
Answer: W) W) It never freezes
In some regions of the U.S., sinkholes form in the bedrock when rocks are naturally dissolved by circulating ground water. Name a rock type which can dissolve, collapsing to form spaces and caverns deep underground.
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What is 4(z + 3) – 2 when z = 6?
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If Jen ran t + 3 kilometers and Susan ran half as much as Jen and biked twice as much as Jen ran, which expression represents their total kilometers of exercise? W) 2.5(t + 3) X) 3.5t + 3 Y) 3.5(t + 3) Z) 1.5t + 4.5
W: W) 2.5(t + 3)
X: X) 3.5t + 3
Y: Y) 3.5(t + 3)
Z: Z) 1.5t + 4.5
Answer: Y) Y) 3.5(t + 3)
What is the term used to describe someone who draws maps? W) Graphic designer X) Meteorologist Y) Geoscientist Z) Cartographer
W: W) Graphic designer
X: X) Meteorologist
Y: Y) Geoscientist
Z: Z) Cartographer
Answer: Z) Z) Cartographer
What type of igneous rock forms underground, cools slowly, and can be identified by its large grain sizes and phaneritic texture?
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You have a yellow banana with no spots. You cut it into chunks to put it into a fruit salad, and it starts to turn brown. What process is causing the banana to turn brown?
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The secret to the prevention of oxidation is to provide a layer of protection between the exposed material and the air. Which of the following is NOT an example of a process used to prevent oxidation? W) Anodizing aluminum X) Waxing a car Y) Putting lemon juice on exposed fruit Z) Spraying paint on metal objects
W: W) Anodizing aluminum
X: X) Waxing a car
Y: Y) Putting lemon juice on exposed fruit
Z: Z) Spraying paint on metal objects
Answer: W) W) Anodizing aluminum
What is the name for all the molten rock that is hidden underground?
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What is the main component of volcanic gas? W) Sulfur Dioxide X) Steam Y) Carbon Dioxide Z) Nitrogen Dioxide
W: W) Sulfur Dioxide
X: X) Steam
Y: Y) Carbon Dioxide
Z: Z) Nitrogen Dioxide
Answer: X) X) Steam
Cheese, yogurt, apple cider, olives, and sauerkraut are all made with: W) Dehydration X) Bacteria Y) Yeast Z) Paramecium
W: W) Dehydration
X: X) Bacteria
Y: Y) Yeast
Z: Z) Paramecium
Answer: X) X) Bacteria
You go to the doctor because you have a sore throat. She looks at your throat and sympathizes, then says, “Go home and rest, you’ll beat that virus in no time!” She does NOT write a prescription for antibiotics, however, because: W) Antibiotics kill bacteria and you have a viral infection X) Antibiotics are being overused Y) Antibiotics are relatively inexpensive Z) Antibiotics only work if you have a cold
W: W) Antibiotics kill bacteria and you have a viral infection
X: X) Antibiotics are being overused
Y: Y) Antibiotics are relatively inexpensive
Z: Z) Antibiotics only work if you have a cold
Answer: W) W) Antibiotics kill bacteria and you have a viral infection
Meteorology is the study of: W) Meteors X) Weather Y) Space Z) Rocks
W: W) Meteors
X: X) Weather
Y: Y) Space
Z: Z) Rocks
Answer: X) X) Weather
Along with tectonic forces, weathering and erosion, which of the following processes also helped to shape landforms on Earth today? W) Condensation X) Upwelling Y) Deposition Z) Transpiration
W: W) Condensation
X: X) Upwelling
Y: Y) Deposition
Z: Z) Transpiration
Answer: Y) Y) Deposition
Which of the following geologic periods is the most recent? W) Permian X) Silurian Y) Devonian Z) Jurassic
W: W) Permian
X: X) Silurian
Y: Y) Devonian
Z: Z) Jurassic
Answer: Z) Z) Jurassic
Purple martins are the largest member of the swallow family in North America. Which of the following is NOT true about purple martins? W) They are monogamous X) They eat only flying insects Y) The male croak song is always sung in the presence of a female Z) Only the female feeds their young
W: W) They are monogamous
X: X) They eat only flying insects
Y: Y) The male croak song is always sung in the presence of a female
Z: Z) Only the female feeds their young
Answer: Z) Z) Only the female feeds their young
What phenomenon is responsible for the shimmer that rises from cement on a hot day? W) Evaporation X) Refraction of light off dust particles Y) Changing light refraction from mixing cool air with warm air Z) An optical illusion
W: W) Evaporation
X: X) Refraction of light off dust particles
Y: Y) Changing light refraction from mixing cool air with warm air
Z: Z) An optical illusion
Answer: Y) Y) Changing light refraction from mixing cool air with warm air
Name the phenomenon that occurs when light is refracted by layers of air which have different temperatures and produce a distorted image.
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The dinosaur known as a Brontosaurus since 1879 is correctly referred to by what name?
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Which of the following statements is NOT true about the Apatosaurus? W) It was an omnivore X) It could crack its tail like a whip to ward off would-be attackers Y) It had a small jaw Z) An adult weighed as much as 20 elephants
W: W) It was an omnivore
X: X) It could crack its tail like a whip to ward off would-be attackers
Y: Y) It had a small jaw
Z: Z) An adult weighed as much as 20 elephants
Answer: W) W) It was an omnivore
What is the chemical name for the compound NaCl?
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What is the chemical name for the compound Cd(MnO₄)₂?
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What is the name given to the supercontinent believed to have existed around 250 million years ago, before the continents split apart and drifted to where they are today?
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Rank the seven continents in order from largest to smallest area.
Choices:
Correct Order:
You are the manager of a video game store who is trying to decide what type of games to order and re-stock for next month. In looking at past and current sales, which of the following data descriptions would be of most interest to you? W) Mean X) Median Y) Mode Z) Range
W: W) Mean
X: X) Median
Y: Y) Mode
Z: Z) Range
Answer: Y) Y) Mode
If you had a stem-and-leaf plot in which the first stem 1 had leaves of 2, 2, and 4; the second stem 2 had leaves of 1, 4, and 5; and the third stem 3 had leaves of 0, 0, and 1; what is the median?
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Name the environmental phenomenon most closely associated with air movement and measured using millimeters of mercury.
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In millimeters of mercury, what is the standard atmospheric pressure at sea level?
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What is the phenomenon of water moving across a semi-permeable membrane from an area of higher concentration to an area of lower concentration?
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What are pinocytosis, phagocytosis, and exocytosis types of?
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Triangle CAT is a triangle with right angle A. Angle T is twice the measure of angle C. What is the measure of angle T in degrees?
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Point D with coordinates (–1, –3) is reflected over the y-axis. The result is then reflected through the line y = x. What are the coordinates of the first image of the point D?
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Touching hot objects with oven mitts relies on insulation that slows heat movement from the hot pan to your hand. However, the air in the oven mitt is only a good insulator if convection is not able to happen. That means that the air must be: W) Warm X) Slow Y) Moving Z) Stagnant
W: W) Warm
X: X) Slow
Y: Y) Moving
Z: Z) Stagnant
Answer: Z) Z) Stagnant
Fiberglass insulation is one option for home insulation. It can be placed in attics, within outside walls, under floors, over unheated garages, and in other locations. Which of the following is NOT an advantage of fiberglass insulation? W) It reduces heat flow in and out of the home, so less energy is used for heating and cooling X) It can reduce transmission of sound from one room to another or from the outside Y) It is entirely made from recycled materials Z) It is non-combustible
W: W) It reduces heat flow in and out of the home, so less energy is used for heating and cooling
X: X) It can reduce transmission of sound from one room to another or from the outside
Y: Y) It is entirely made from recycled materials
Z: Z) It is non-combustible
Answer: Y) Y) It is entirely made from recycled materials
What state of matter is responsible for the production of light in fluorescent and neon lights?
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DO NOT ACCEPT:
In a closed system, exergonic reactions may NOT increase the available: W) Heat X) Pressure Y) Entropy Z) Energy
W: W) Heat
X: X) Pressure
Y: Y) Entropy
Z: Z) Energy
Answer: X) X) Pressure