MS Sample Set 8, Round 12 from NSB
Which of the following species thrives in a mangrove? W) Blue crabs X) Sea turtles Y) Sea horses Z) Alligators
W: W) Blue crabs
X: X) Sea turtles
Y: Y) Sea horses
Z: Z) Alligators
Answer: Z) Z) Alligators
Flow cytometry is emerging as a valuable tool for quantifying photosynthetic cells in the environment. What property of photosynthetic cells is exploited in flow cytometry?
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What is the name of the collection of galaxies that contains the Milky Way, M31, M33 and the Magellanic Clouds? W) The Local Group X) The Horsehead Nebula Y) The extended Milky Way Z) The Virgo cluster
W: W) The Local Group
X: X) The Horsehead Nebula
Y: Y) The extended Milky Way
Z: Z) The Virgo cluster
Answer: W) W) The Local Group
A neutrally charged atom has an atomic number of 11 and a mass number of 23. Identify the number of protons, neutrons, and electrons.
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Windows can be rated on the rate at which heat flows through them through which of the following measures? W) E-factor X) W-factor Y) U-factor Z) H-factor
W: W) E-factor
X: X) W-factor
Y: Y) U-factor
Z: Z) H-factor
Answer: Y) Y) U-factor
What is the major end product of glycolysis?
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Clusters of lymph nodes can be found in all EXCEPT which of the following areas? W) Axillae X) Brain Y) Groin Z) Neck
W: W) Axillae
X: X) Brain
Y: Y) Groin
Z: Z) Neck
Answer: X) X) Brain
Name the three subdivisions of the small intestine.
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Mid-ocean ridge valleys are lined with what kind of faults?
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At what point in an inferior planet's orbit will it appear largest in the sky? W) Opposition X) Greatest elongation Y) Inferior conjunction Z) Superior conjunction
W: W) Opposition
X: X) Greatest elongation
Y: Y) Inferior conjunction
Z: Z) Superior conjunction
Answer: Y) Y) Inferior conjunction
If \((x^2)^3 = 64\), what is the value of \(x\)? W) 2 X) 4 Y) 16 Z) 64
W: W) 2
X: X) 4
Y: Y) 16
Z: Z) 64
Answer: W) W) 2
If the length of each edge of a cube is increased by 10%, by what percentage is its volume increased?
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How does coral reproduce? W) It is pollinated by other fish X) Eggs and sperm are released in the open water Y) Male and female coral attract each other Z) It fragments and regrows larger
W: W) It is pollinated by other fish
X: X) Eggs and sperm are released in the open water
Y: Y) Male and female coral attract each other
Z: Z) It fragments and regrows larger
Answer: X) X) Eggs and sperm are released in the open water
What cellular component, common to bacteria, archaea, and eukaryotes, is primarily responsible for protein synthesis?
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What phase must the Moon be in for a solar eclipse to occur? W) New X) Last quarter Y) Crescent Z) Full
W: W) New
X: X) Last quarter
Y: Y) Crescent
Z: Z) Full
Answer: W) W) New
A particular material absorbs violet, blue, and green light. Which of the following colors will NOT be observed when light strikes the material? W) Blue green X) Red Y) Yellow green Z) Orange
W: W) Blue green
X: X) Red
Y: Y) Yellow green
Z: Z) Orange
Answer: W) W) Blue green
Which of the following would be the most accurate glassware to use to measure a volume of water? W) Erlenmeyer flask X) Graduated cylinder Y) Test tube Z) Beaker
W: W) Erlenmeyer flask
X: X) Graduated cylinder
Y: Y) Test tube
Z: Z) Beaker
Answer: X) X) Graduated cylinder
A population crash is most likely when which of the following occurs? W) Unlimited resources are available X) The growth rate slows Y) The population approaches carrying capacity Z) The population overshoots carrying capacity
W: W) Unlimited resources are available
X: X) The growth rate slows
Y: Y) The population approaches carrying capacity
Z: Z) The population overshoots carrying capacity
Answer: Z) Z) The population overshoots carrying capacity
The galactic center appears in which constellation?
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Which of the following describes the relationship between water particles and ocean waves? W) Waves move water particles effectively along the surface of water X) Waves have no impact on the motion of water particles Y) Water moves in vertical orbits in the direction of waves Z) Water particles are fragmented in the white caps of waves
W: W) Waves move water particles effectively along the surface of water
X: X) Waves have no impact on the motion of water particles
Y: Y) Water moves in vertical orbits in the direction of waves
Z: Z) Water particles are fragmented in the white caps of waves
Answer: Y) Y) Water moves in vertical orbits in the direction of waves
Evaluate the following expression for \(r = 7\): \(\bigl(\tfrac{4r - 7}{3}\bigr)^2 \div 7\).
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Which of the following ordered pairs is a solution to this set of inequalities: \(x < 0\); \(y < 5\); \(y < -2x + 4\); \(y > -2x\)? W) (-1, -2) X) (-1, 3) Y) (3, -1) Z) (1, 2)
W: W) (-1, -2)
X: X) (-1, 3)
Y: Y) (3, -1)
Z: Z) (1, 2)
Answer: X) X) (-1, 3)
If 10 incandescent 100 W light bulbs are replaced with 10 LED lights of equivalent lumens, approximately how many fewer watts/hour will the LED lights consume?
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In order to achieve maximum power point tracking in a renewable energy source, a signal is generated and utilized via pulse width modulation. Pulses with variable duty cycle are then sent to which part of the DC/DC converter circuit in order to control it? W) The inductors X) The capacitors Y) The input voltage source Z) The transistors/switches
W: W) The inductors
X: X) The capacitors
Y: Y) The input voltage source
Z: Z) The transistors/switches
Answer: Z) Z) The transistors/switches
A bacterium is suddenly immersed in a high salt media. What is the MOST likely response of the cell? W) Actively transport water into the cell X) Actively transport water out of the cell Y) Actively transport potassium into the cell Z) Actively transport small organic molecules out of the cell
W: W) Actively transport water into the cell
X: X) Actively transport water out of the cell
Y: Y) Actively transport potassium into the cell
Z: Z) Actively transport small organic molecules out of the cell
Answer: Y) Y) Actively transport potassium into the cell
For decades the Gram stain was the primary tool for distinguishing between broad groups of bacteria. The Gram stain exploits differences in what cellular structure between gram positive and gram negative bacteria?
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Vinegar is a liquid solution containing acetic acid and water. It could be accurately classified as which of the following? W) A colloid X) A compound Y) A homogeneous mixture Z) A heterogeneous mixture
W: W) A colloid
X: X) A compound
Y: Y) A homogeneous mixture
Z: Z) A heterogeneous mixture
Answer: Y) Y) A homogeneous mixture
What particle is the smallest indivisible unit of light?
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What type of solution has a higher concentration of hydroxide ions than hydronium ions?
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Which of the following would NOT be a good characteristic of an index fossil? W) The fossil has distinctive characteristics X) The species survived for millions of years Y) The species lived in many different places Z) The species is not a soft-bodied organism
W: W) The fossil has distinctive characteristics
X: X) The species survived for millions of years
Y: Y) The species lived in many different places
Z: Z) The species is not a soft-bodied organism
Answer: X) X) The species survived for millions of years
Why is the angle of incidence of sunlight important for solar panels? W) It helps the panel remain cooler, but decreases the power output X) It helps the panel remain hotter, and increases the power output Y) The closer the angle is to normal, the more power produced by the panel Z) The further the angle is from normal, the more power produced by the panel
W: W) It helps the panel remain cooler, but decreases the power output
X: X) It helps the panel remain hotter, and increases the power output
Y: Y) The closer the angle is to normal, the more power produced by the panel
Z: Z) The further the angle is from normal, the more power produced by the panel
Answer: Y) Y) The closer the angle is to normal, the more power produced by the panel
How many kilowatt-hours does a heater running at 100 watts consume per 24 hour period?
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What is the approximate mass of the largest stars? W) 1 solar mass X) 10 solar masses Y) 100 solar masses Z) 1000 solar masses
W: W) 1 solar mass
X: X) 10 solar masses
Y: Y) 100 solar masses
Z: Z) 1000 solar masses
Answer: Y) Y) 100 solar masses
Which of the following is a sedimentary rock made of microscopic fossil marine shells? W) Chalk X) Shale Y) Coal Z) Lignite
W: W) Chalk
X: X) Shale
Y: Y) Coal
Z: Z) Lignite
Answer: W) W) Chalk
A triangle has vertices (6, 7), (11, 9) and (3, 8). After undergoing a particular transformation, its corresponding new vertices are (8, 10), (13, 12) and (5, 11), respectively. What type of transformation did it undergo? W) Dilation X) Translation Y) Reflection Z) Rotation
W: W) Dilation
X: X) Translation
Y: Y) Reflection
Z: Z) Rotation
Answer: X) X) Translation
Which of the following angles cannot be trisected using only compass and straightedge? W) 45° X) 120° Y) 135° Z) No angle can be trisected
W: W) 45°
X: X) 120°
Y: Y) 135°
Z: Z) No angle can be trisected
Answer: X) X) 120°
Which of the following was a top predator during the Devonian period? W) Coelecanth X) Trilobite Y) Crinoid Z) Dunkleosteus
W: W) Coelecanth
X: X) Trilobite
Y: Y) Crinoid
Z: Z) Dunkleosteus
Answer: Z) Z) Dunkleosteus
A peptide sequence with the amino acid composition proline-glycine-glycine-tyrosine would have what percentage of aromaticity? W) 25% X) 50% Y) 75% Z) 100%
W: W) 25%
X: X) 50%
Y: Y) 75%
Z: Z) 100%
Answer: W) W) 25%
Which of the following statements is NOT part of the standard model of frictional force assumptions? W) Frictional force is independent of contact area X) Frictional force is proportional to normal force Y) Frictional coefficient is proportional to force between objects Z) Frictional force is independent of velocity
W: W) Frictional force is independent of contact area
X: X) Frictional force is proportional to normal force
Y: Y) Frictional coefficient is proportional to force between objects
Z: Z) Frictional force is independent of velocity
Answer: Y) Y) Frictional coefficient is proportional to force between objects
What mysterious type of matter is hypothesized to comprise over 80% of the mass of our galaxy?
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Which of the following is NOT a steroid? W) Cholesterol X) Triacylglycerols Y) Testosterone Z) Estradiol
W: W) Cholesterol
X: X) Triacylglycerols
Y: Y) Testosterone
Z: Z) Estradiol
Answer: X) X) Triacylglycerols
Kepler’s laws of planetary motion describe the path of two objects, one orbiting the other, as which of the following? W) Hyperbolic with the Sun at one extreme end from the object X) Spherical with the Sun at a radial distance from the object Y) A figure eight with the Sun and the object intersecting periodically Z) Elliptical with the Sun at one of the foci
W: W) Hyperbolic with the Sun at one extreme end from the object
X: X) Spherical with the Sun at a radial distance from the object
Y: Y) A figure eight with the Sun and the object intersecting periodically
Z: Z) Elliptical with the Sun at one of the foci
Answer: Z) Z) Elliptical with the Sun at one of the foci
What draws the charged particles from the solar wind to the polar regions of the Earth? W) Jet stream currents in Earth’s upper atmosphere X) Earth’s magnetic field Y) Earth’s electric field Z) Centrifugal force
W: W) Jet stream currents in Earth’s upper atmosphere
X: X) Earth’s magnetic field
Y: Y) Earth’s electric field
Z: Z) Centrifugal force
Answer: X) X) Earth’s magnetic field
Which of the following Appalachian Mountain provinces is the eroded remnant of a folded mountain belt? W) Valley and Ridge belt X) Great Valley Y) Piedmont Z) Appalachian Plateau
W: W) Valley and Ridge belt
X: X) Great Valley
Y: Y) Piedmont
Z: Z) Appalachian Plateau
Answer: W) W) Valley and Ridge belt
A rectangular box has a volume of 200 cubic inches. The length of the box is 10 inches, and the height is 4 inches. What is the ratio of the width of the box to the length of the box?
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A group of 3 boys and 3 girls are taking a photograph, standing side-by-side in a line. If they must alternate gender, how many different arrangements are possible?
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