MS Sample Set 7, Round 4 from NSB
What size of particle is loess [LOH-es]? W) Clay X) Silt Y) Sand Z) Gravel
W: W) Clay
X: X) Silt
Y: Y) Sand
Z: Z) Gravel
Answer: X) X) Silt
Which of the following is LEAST likely to occur at a subduction zone? W) Transform faulting X) Offshore trenches Y) Deep-focus earthquakes Z) Active volcanism
W: W) Transform faulting
X: X) Offshore trenches
Y: Y) Deep-focus earthquakes
Z: Z) Active volcanism
Answer: W) W) Transform faulting
In pea plants, the yellow seed trait is completely dominant over the green seed trait. Suppose you cross a pea plant that is heterozygous for the yellow seed trait with a pea plant containing green seeds. What colors of seed will the offspring have? W) Green X) Yellow Y) Half of the offspring will have green seeds and half will have yellow seeds Z) A seed color that is halfway between green and yellow
W: W) Green
X: X) Yellow
Y: Y) Half of the offspring will have green seeds and half will have yellow seeds
Z: Z) A seed color that is halfway between green and yellow
Answer: Y) Y) Half of the offspring will have green seeds and half will have yellow seeds
Plants that are said to be non-vascular are lacking what two types of conductive tissues?
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Which of the following is a real number that does NOT have a reciprocal? W) –1 X) 0 Y) 1 Z) π
W: W) –1
X: X) 0
Y: Y) 1
Z: Z) π
Answer: X) X) 0
What is the total surface area of a cylinder with a base radius of 2 and a height equal to the diameter of the base?
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If an electrochemical device is operating at 1.5 volts and delivering 1 ampere of current, how much power is it delivering in watts?
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In a residence, how are appliances generally connected to the power supply? W) In series X) In parallel Y) In a delta to wye connection Z) In a wye to delta connection
W: W) In series
X: X) In parallel
Y: Y) In a delta to wye connection
Z: Z) In a wye to delta connection
Answer: X) X) In parallel
How many protons and how many neutrons are there in carbon-13?
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Which of the following does NOT describe ideal fluid flow? W) Viscous X) Laminar Y) Incompressible Z) Steady state
W: W) Viscous
X: X) Laminar
Y: Y) Incompressible
Z: Z) Steady state
Answer: W) W) Viscous
Leprosy is a bacterial disease that results in skin lesions and nerve damage. Which of the following animals is known to be a common host of this disease? W) Raccoons X) Armadillos Y) Coyotes Z) Opossums
W: W) Raccoons
X: X) Armadillos
Y: Y) Coyotes
Z: Z) Opossums
Answer: X) X) Armadillos
According to endosymbiotic theory, cyanobacteria gave rise to which cellular organelle?
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Which of the following igneous minerals would be the first to melt as temperature increases? W) Quartz X) Potassium feldspar Y) Olivine Z) Hornblende
W: W) Quartz
X: X) Potassium feldspar
Y: Y) Olivine
Z: Z) Hornblende
Answer: W) W) Quartz
In 1953, two scientists, Stanley Miller and Harold Urey, conducted a famous experiment on the origin of life. They passed an electrical charge through a closed system containing methane, ammonia, hydrogen, and water. What did this process produce that led to the currently accepted theory of biogenesis? W) Nucleic acids X) Lipids Y) Amino acids Z) Proteins
W: W) Nucleic acids
X: X) Lipids
Y: Y) Amino acids
Z: Z) Proteins
Answer: Y) Y) Amino acids
In what form does energy that is not passed on to the next level in a food web exit from an ecosystem?
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What are the names of the two different groups of trees: those that generally lose their leaves in autumn and those with needle-shaped leaves with cones?
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Simplify the following, if y is not equal to 1: $$\frac{y}{y - 1} \;-\; \frac{1}{y - 1}.$$
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Given the geometric sequence with first three terms of 8, 2, and 1/2, respectively, what is its 6th term?
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Why is copper one of the most common materials used to make wires that carry electricity? W) Because of its dielectric properties X) Because of its perfect insulating properties Y) Because it has both conducting and dielectric properties Z) Because it is a good conductor
W: W) Because of its dielectric properties
X: X) Because of its perfect insulating properties
Y: Y) Because it has both conducting and dielectric properties
Z: Z) Because it is a good conductor
Answer: Z) Z) Because it is a good conductor
Which of the following units is used to describe the amount of electric current passing through a conductor? W) Volt X) Ohm Y) Ampere Z) Weber
W: W) Volt
X: X) Ohm
Y: Y) Ampere
Z: Z) Weber
Answer: Y) Y) Ampere
Batteries require energy transfer in a redox reaction. Which of the following describes one possible type of cell in a battery? W) Magnetic X) Electrolytic Y) Galvanic Z) Electrochemical
W: W) Magnetic
X: X) Electrolytic
Y: Y) Galvanic
Z: Z) Electrochemical
Answer: Y) Y) Galvanic
Which of the following is true of Coulomb’s law? W) It describes the interaction of two magnets in a magnetic field X) It is independent of the separation distance between the two points of charge Y) It measures the total energy in an electric field Z) It is a vector function
W: W) It describes the interaction of two magnets in a magnetic field
X: X) It is independent of the separation distance between the two points of charge
Y: Y) It measures the total energy in an electric field
Z: Z) It is a vector function
Answer: Z) Z) It is a vector function
Name one of the two elements that formed Earth’s first atmosphere.
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Put the following four atmospheric layers in order from lowest to highest altitude: 1) Mesosphere; 2) Troposphere; 3) Thermosphere; 4) Stratosphere.
Choices:
Correct Order:
Which of the following types of coal has the highest carbon content? W) Bituminous X) Peat Y) Anthracite Z) Lignite
W: W) Bituminous
X: X) Peat
Y: Y) Anthracite
Z: Z) Lignite
Answer: Y) Y) Anthracite
What class of mollusks includes modern day clams? W) Scaphopoda X) Gastropoda Y) Bivalvia Z) Cephalopoda
W: W) Scaphopoda
X: X) Gastropoda
Y: Y) Bivalvia
Z: Z) Cephalopoda
Answer: Y) Y) Bivalvia
Which of the following biomes has the lowest net primary production? W) Tundra X) Tropical rainforest Y) Savannah Z) Coniferous forest
W: W) Tundra
X: X) Tropical rainforest
Y: Y) Savannah
Z: Z) Coniferous forest
Answer: W) W) Tundra
Under which of the following conditions would a plant’s stomata most likely be open? W) Cold and dry X) Hot and dry Y) Cold and moist Z) Hot and moist
W: W) Cold and dry
X: X) Hot and dry
Y: Y) Cold and moist
Z: Z) Hot and moist
Answer: Y) Y) Cold and moist
Fossil continuity, coastline shape, and other geologic data support today’s continents arising from a supercontinent that existed during the late Paleozoic and early Mesozoic eras. What is the name given to that supercontinent?
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Which of the following is a trace fossil? W) Petrified wood X) Brachiopod shell Y) Worm burrow Z) Dinosaur bone
W: W) Petrified wood
X: X) Brachiopod shell
Y: Y) Worm burrow
Z: Z) Dinosaur bone
Answer: Y) Y) Worm burrow
Subtract –97 + a from 3 + a.
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Express the following in scientific notation: $$\frac{(6 \times 10^7)\times(6 \times 10^{11})}{(3 \times 10^8)}.$$
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If in a given circuit with a 4.0 ohm resistor, the potential difference across it is 12 volts, what is the current traveling through it, in amperes? W) 1 X) 3 Y) 4 Z) 48
W: W) 1
X: X) 3
Y: Y) 4
Z: Z) 48
Answer: X) X) 3
Plasma is a common phase of matter on the Sun. On Earth, however, there are very specific times and places where plasma can be found. Other than fire, whose status as a plasma is hotly debated, what natural phenomenon can generate plasma on Earth?
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Which of the following is true about permafrost? W) It exists in the Antarctic but not the Arctic X) It is not affected by the warming climate Y) It can support plant growth near the surface Z) It is a practical permanent substrate for roads and buildings
W: W) It exists in the Antarctic but not the Arctic
X: X) It is not affected by the warming climate
Y: Y) It can support plant growth near the surface
Z: Z) It is a practical permanent substrate for roads and buildings
Answer: Y) Y) It can support plant growth near the surface
List the three primary layers that make up the Earth, in order of decreasing mass.
Choices:
Correct Order:
A glacier splits a population of rabbits in two. Which of the following best describes what might happen in the two populations over a long period of time? W) Allopatric speciation X) Sympatric speciation Y) Sexual selection Z) Migration
W: W) Allopatric speciation
X: X) Sympatric speciation
Y: Y) Sexual selection
Z: Z) Migration
Answer: W) W) Allopatric speciation
The following four features are common characteristics of which phylum of organisms: notochord, dorsal hollow nerve cord, pharyngeal slits, and a postanal tail?
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What Atlantic island nation is located on top of both a hotspot and a divergent plate boundary?
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Most groundwater is stored in pore spaces that are typically how big? W) 1 to 5 millimeters X) 1 to 5 centimeters Y) 1 to 5 decimeters Z) 1 to 5 meters
W: W) 1 to 5 millimeters
X: X) 1 to 5 centimeters
Y: Y) 1 to 5 decimeters
Z: Z) 1 to 5 meters
Answer: W) W) 1 to 5 millimeters
If the point (–2, y) lies on the line with equation 5x + 3y = 5, what is the value of y? W) –5 X) –5/3 Y) 3/5 Z) 5
W: W) –5
X: X) –5/3
Y: Y) 3/5
Z: Z) 5
Answer: Z) Z) 5
A standard pair of dice is rolled. What is the probability that the sum of the numbers on the two dice is 8?
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What is the general term for a source of renewable energy that is made from organic material of plants or animals?
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Ground source heat pumps, a form of geothermal energy, are most similar to which of the following renewable energy applications? W) Solar cooker X) Solar water heater Y) Solar dryer Z) Solar parabolic collector
W: W) Solar cooker
X: X) Solar water heater
Y: Y) Solar dryer
Z: Z) Solar parabolic collector
Answer: X) X) Solar water heater
Proteins can be separated by which of the following? W) Chromatography X) Electrolysis Y) Distillation Z) Reverse osmosis
W: W) Chromatography
X: X) Electrolysis
Y: Y) Distillation
Z: Z) Reverse osmosis
Answer: W) W) Chromatography
Which of the following is a vitamin D deficiency disease of the young, often marked by the faulty ossification of bone? W) Rhinitis X) Rickets Y) Scurvy Z) Psoriasis
W: W) Rhinitis
X: X) Rickets
Y: Y) Scurvy
Z: Z) Psoriasis
Answer: X) X) Rickets
Compared to almost all other types of waves, electromagnetic waves are unique because they can travel through what? W) Solids X) Plasma Y) Bone Z) Vacuum
W: W) Solids
X: X) Plasma
Y: Y) Bone
Z: Z) Vacuum
Answer: Z) Z) Vacuum
Which of the following is classified as a homogeneous mixture? W) Solution X) Gel Y) Foam Z) Emulsion
W: W) Solution
X: X) Gel
Y: Y) Foam
Z: Z) Emulsion
Answer: W) W) Solution
Which of the following is NOT true with regard to the organization of the periodic table? W) Elements are grouped into their natural states as solids, liquids, and gases X) Elements are in order of increasing atomic number Y) Elements are grouped into metals, metalloids, and nonmetals Z) Elements are divided into periods, groups, and series
W: W) Elements are grouped into their natural states as solids, liquids, and gases
X: X) Elements are in order of increasing atomic number
Y: Y) Elements are grouped into metals, metalloids, and nonmetals
Z: Z) Elements are divided into periods, groups, and series
Answer: W) W) Elements are grouped into their natural states as solids, liquids, and gases
Which of the following best describes why water has the ability to dissolve ionic compounds? W) It has high compressibility X) Its molecules are polar Y) It contains salt Z) It has high surface tension
W: W) It has high compressibility
X: X) Its molecules are polar
Y: Y) It contains salt
Z: Z) It has high surface tension
Answer: X) X) Its molecules are polar