MS Sample Set 14, Round 11 from NSB
Which of the following portions of the nervous system controls involuntary responses during times of stress? W) Somatic X) Enteric Y) Sympathetic Z) Parasympathetic
W: W) Somatic
X: X) Enteric
Y: Y) Sympathetic
Z: Z) Parasympathetic
Answer: Y) Y) Sympathetic
During which of the following phases of meiosis do homologous chromosomes break apart? W) Telophase I X) Anaphase I Y) Prophase II Z) Anaphase II
W: W) Telophase I
X: X) Anaphase I
Y: Y) Prophase II
Z: Z) Anaphase II
Answer: X) X) Anaphase I
When light is shined through a mixture made by suspending colloidal nanoparticles in water, the light is scattered. What is the name of this effect?
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Rank the following three molecules by increasing magnitude of their net dipole moment: 1) Carbon monoxide 2) Carbon dioxide 3) Hydrogen fluoride
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Scientists at SLAC National Accelerator Lab are studying the reactions that alkenes can undergo. Which of the following descriptions most accurately describes alkenes? W) Molecules containing a carbon-carbon double bond X) Molecules containing only carbon and hydrogen Y) Molecules that contain an organic acid group Z) Molecules that are saturated with carbon-hydrogen bonds
W: W) Molecules containing a carbon-carbon double bond
X: X) Molecules containing only carbon and hydrogen
Y: Y) Molecules that contain an organic acid group
Z: Z) Molecules that are saturated with carbon-hydrogen bonds
Answer: W) W) Molecules containing a carbon-carbon double bond
Scientists at the Joint BioEnergy Institute are studying the synthesis of macrolides, which are protein synthesis inhibitors. These molecules are often used for which of the following purposes? W) Lubricants X) Antibiotics Y) Antivirals Z) Lactamases
W: W) Lubricants
X: X) Antibiotics
Y: Y) Antivirals
Z: Z) Lactamases
Answer: X) X) Antibiotics
What general type of microscope uses visible wavelengths and lenses to enlarge an image of a sample?
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Which of the following animals has the highest osmolarity in their extracellular fluids? W) Trout X) Eagle Y) Squid Z) Human
W: W) Trout
X: X) Eagle
Y: Y) Squid
Z: Z) Human
Answer: Y) Y) Squid
What is the coefficient of the bc term in the expansion of $(3a - 4b - 5c)^2$?
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In the alternating arithmetic sequence with first three terms –8, 11, –14, what is the sum of the first 11 terms?
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The Crab Nebula is an example of a remnant of what cataclysmic event?
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What principle of astronomy assumes that the Universe is isotropic and homogeneous?
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Which of the following best describes the relative heterogeneity of the matter distribution and the cosmic microwave background? W) The CMB is more heterogeneous than the matter distribution X) The matter distribution is more heterogeneous than the CMB Y) The CMB and the matter distribution are perfectly homogeneous Z) The matter distribution is more homogeneous than the CMB
W: W) The CMB is more heterogeneous than the matter distribution
X: X) The matter distribution is more heterogeneous than the CMB
Y: Y) The CMB and the matter distribution are perfectly homogeneous
Z: Z) The matter distribution is more homogeneous than the CMB
Answer: X) X) The matter distribution is more heterogeneous than the CMB
How many electrons would be contained in the computational model of a neutral neon atom?
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A Gram stain would be most useful in distinguishing organisms from which of the following groups? W) Bacteria X) Fungi Y) Protozoans Z) Plants
W: W) Bacteria
X: X) Fungi
Y: Y) Protozoans
Z: Z) Plants
Answer: W) W) Bacteria
What membrane transmits sound from the external auditory canal to the middle ear?
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If a polynomial has 3, 4, –5, and –6 as zeroes, which of the following must be a factor of the polynomial? W) x – 6 X) x + 3 Y) x + 4 Z) x + 5
W: W) x – 6
X: X) x + 3
Y: Y) x + 4
Z: Z) x + 5
Answer: Z) Z) x + 5
Identify all of the following three numbers that are divisible by 18: 1) 414 2) 702 3) 836
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Two beams of light with wavelengths of 500 nanometers are projected onto the same point. For these beams to destructively interfere, what is the minimal path length difference, in nanometers, between the beams?
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Consider a spaceship that is orbiting the Earth. Identify all of the following three statements that are TRUE: 1) The spaceship experiences no net gravitational force 2) The spaceship experiences no net acceleration 3) The spaceship’s velocity is changing
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Scientists at the Joint Genome Institute are studying the specialized DNA sequence that links sister chromatids. What is the name of this sequence?
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Scientists studying enzymes that reduce nitrogen to ammonia have found they can also reduce carbon dioxide to what fuel-relevant, single-carbon molecule?
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Phosphorite typically contains phosphate in what mineral phase? W) Apatite X) Fluorite Y) Muscovite Z) Talc
W: W) Apatite
X: X) Fluorite
Y: Y) Muscovite
Z: Z) Talc
Answer: W) W) Apatite
What type of fold occurs when a sequence of sedimentary layers is upfolded?
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Convert “two-five” in base 6 to base 10.
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To the nearest integer, what is the length of a space diagonal in a right rectangular prism with edges of lengths 5, 6, and 9?
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A nonsense mutation is most likely to result in which of the following events? W) Transcriptional run-on X) Intron inclusion Y) Protein truncation Z) Post-translational modification
W: W) Transcriptional run-on
X: X) Intron inclusion
Y: Y) Protein truncation
Z: Z) Post-translational modification
Answer: Y) Y) Protein truncation
How many mature sperm cells are formed from the development of a single diploid primary spermatocyte?
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It is typically more difficult to start moving a heavy object sitting on the ground than it is to keep it moving. This is because of what type of friction?
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Rank the following three ranges of the electromagnetic spectrum in terms of increasing wavelength: 1) X rays 2) Radio waves 3) Visible light
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A group of 14 people took a trivia test. Jack’s score of 55 ranked him 8th on the list, right after Jill. If the median of all scores was 58.5, what was Jill’s score?
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A rectangle has an area of 338 square meters. It can be divided into 2 congruent squares with one segment. In meters, what is the perimeter of the rectangle?
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Which of the following best explains why Titan has an atmosphere while Enceladus does not? W) Titan’s orbit shields it from solar wind X) Titan is more massive Y) Titan has a lower average temperature Z) Titan has a high orbital eccentricity
W: W) Titan’s orbit shields it from solar wind
X: X) Titan is more massive
Y: Y) Titan has a lower average temperature
Z: Z) Titan has a high orbital eccentricity
Answer: X) X) Titan is more massive
Which of the following values, in solar masses, is closest to the maximum mass a main sequence star can possess and still end its life as a white dwarf? W) 0.2 X) 1 Y) 3 Z) 7
W: W) 0.2
X: X) 1
Y: Y) 3
Z: Z) 7
Answer: Z) Z) 7
Angular momentum can be expressed in which of the following combinations of SI units? W) Kilogram meters per second X) Kilogram meters squared per second Y) Kilogram seconds Z) Kilograms per meter second
W: W) Kilogram meters per second
X: X) Kilogram meters squared per second
Y: Y) Kilogram seconds
Z: Z) Kilograms per meter second
Answer: X) X) Kilogram meters squared per second
Andrew is tuning the A string on his violin by comparing it to a 440 Hz tuning fork. If his violin string is 437 Hz, what beat frequency will he hear?
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Which of the following locations primarily consists of smooth muscle? W) Bicep X) Stomach Y) Heart Z) Deltoid
W: W) Bicep
X: X) Stomach
Y: Y) Heart
Z: Z) Deltoid
Answer: X) X) Stomach
Which of the following biomes would be characterized by a large proportion of coniferous trees, populations of hibernating mammals, moraine lakes, and bogs? W) Tundra X) Deciduous forest Y) Grassland Z) Taiga
W: W) Tundra
X: X) Deciduous forest
Y: Y) Grassland
Z: Z) Taiga
Answer: Z) Z) Taiga
Which of the following types of tectonic boundaries most immediately precedes the creation of a new ocean basin? W) Ocean-ocean convergent X) Ocean-continent divergent Y) Continent-continent divergent Z) Ocean-continent convergent
W: W) Ocean-ocean convergent
X: X) Ocean-continent divergent
Y: Y) Continent-continent divergent
Z: Z) Ocean-continent convergent
Answer: Y) Y) Continent-continent divergent
Low-grade metamorphism of shale will transform it into what rock?
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The endpoints of a diameter of a circle have coordinates (7, –4) and (–3, 16). What is the y-coordinate of the center of the circle?
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Solve for x: $\sqrt{x + 13} = x + 7$.
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What type of heat transfer best describes the heat that the Sun transmits to the Earth?
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A particle is moving with a horizontal velocity of 6 m/s and a vertical velocity of –8 m/s. What is its speed, in m/s?
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Cities along the southern and eastern coasts of the Great Lakes often receive more precipitation during the winter than their counterparts across the Lakes due to what phenomenon?
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Identify all of the following three planets that do not have a significant planetary magnetic field: 1) Mercury 2) Jupiter 3) Mars
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