MS Sample Set 11, Round 6 from NSB
What vasculature [VASS-kyu-lah-chur] in the human circulatory system relies on valves?
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Which of the following pairs of structures can be considered homologous? W) Human hand and cat paw X) Butterfly wings and bat wings Y) Whale flipper and spider leg Z) Grasshopper leg and dog leg
W: W) Human hand and cat paw
X: X) Butterfly wings and bat wings
Y: Y) Whale flipper and spider leg
Z: Z) Grasshopper leg and dog leg
Answer: W) W) Human hand and cat paw
Which of the following types of fossil fuels is created primarily from the remains of vegetation? W) Oil X) Coal Y) Natural Gas Z) Heavy Oil
W: W) Oil
X: X) Coal
Y: Y) Natural Gas
Z: Z) Heavy Oil
Answer: X) X) Coal
Identify all of the following four units that are commonly used for energy: 1) Kilowatt-hour; 2) British thermal unit; 3) Joule [jool]; 4) Horsepower.
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In August 2012, NASA’s Curiosity rover landed on what surface feature of Mars? W) Olympus Mons X) Northern Ice Cap Y) Southern Ice Cap Z) Gale Crater
W: W) Olympus Mons
X: X) Northern Ice Cap
Y: Y) Southern Ice Cap
Z: Z) Gale Crater
Answer: Z) Z) Gale Crater
Which of the following is a widespread and long-lived, violent convectively-induced straight-line windstorm that is associated with a fast-moving band of severe thunderstorms usually taking the form of a bow echo? W) Polar front X) Derecho Y) Haboob Z) Line echo wave pattern
W: W) Polar front
X: X) Derecho
Y: Y) Haboob
Z: Z) Line echo wave pattern
Answer: X) X) Derecho
A right triangle has one angle that measures 52 degrees. In degrees, what is the measure of the third angle of this triangle? W) 38 X) 48 Y) 128 Z) 142
W: W) 38
X: X) 48
Y: Y) 128
Z: Z) 142
Answer: W) W) 38
The base-six numeral four-four-three is equivalent to what in base 10?
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A colleague explaining the results of an experiment tells you that a plot of position as a function of time is a straight line. Which of the following can you deduce from this information? W) Acceleration was decreasing X) Velocity was increasing Y) Acceleration was zero Z) Velocity was zero
W: W) Acceleration was decreasing
X: X) Velocity was increasing
Y: Y) Acceleration was zero
Z: Z) Velocity was zero
Answer: Y) Y) Acceleration was zero
A 2-pound ball traveling to the right collides elastically [ee-LASS-tik-lee] with a stationary 1-pound ball. Which of the following is most likely to occur as a result of the collision? W) The 2-pound ball will travel to the left while the 1-pound ball will travel to the right X) The 1-pound ball and the 2-pound ball will move to the right at the same speed Y) The 1-pound ball and the 2-pound ball will move to the right at different speeds Z) The 1-pound ball will move to the right while the 2-pound ball remains stationary
W: W) The 2-pound ball will travel to the left while the 1-pound ball will travel to the right
X: X) The 1-pound ball and the 2-pound ball will move to the right at the same speed
Y: Y) The 1-pound ball and the 2-pound ball will move to the right at different speeds
Z: Z) The 1-pound ball will move to the right while the 2-pound ball remains stationary
Answer: Y) Y) The 1-pound ball and the 2-pound ball will move to the right at different speeds
Which of the following is found in both prokaryotic [PRO-care-ee-AW-tic] and eukaryotic [YOU-care-ee-AW-tic] cells? W) Ribosomes [RYE-beh-sohms] X) Golgi [GOAL-jee] apparatus Y) Mitochondria [my-tow-KON-dree-ah] Z) Endoplasmic [EN-doh-PLAZ-mik] reticulum [reh-TIK-yoo-lum]
W: W) Ribosomes [RYE-beh-sohms]
X: X) Golgi [GOAL-jee] apparatus
Y: Y) Mitochondria [my-tow-KON-dree-ah]
Z: Z) Endoplasmic [EN-doh-PLAZ-mik] reticulum [reh-TIK-yoo-lum]
Answer: W) W) Ribosomes [RYE-beh-sohms]
When blood sugar levels rise, the pancreas releases what compound into the blood as a signal to the body’s cells to absorb the sugar?
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Which technology is the largest source of carbon-free renewable electricity in the United States? W) Hydroelectric X) Photovoltaics [photo-vawl-TAY-iks] Y) Wind turbines Z) Geothermal
W: W) Hydroelectric
X: X) Photovoltaics [photo-vawl-TAY-iks]
Y: Y) Wind turbines
Z: Z) Geothermal
Answer: W) W) Hydroelectric
What unit of heat energy equals 100,000 BTUs?
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What is the value of x when x/3 + 5 = 18?
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In the Cartesian coordinate system, which of the following points is closest to the origin? W) (–8, 11) X) (–4, 13) Y) (10, –9) Z) (12, –7)
W: W) (–8, 11)
X: X) (–4, 13)
Y: Y) (10, –9)
Z: Z) (12, –7)
Answer: Y) Y) (10, –9)
What is the connective tissue that protects the ends of the bones and allows them to move more easily? W) Cartilage X) Tendons Y) Ligaments Z) Muscles
W: W) Cartilage
X: X) Tendons
Y: Y) Ligaments
Z: Z) Muscles
Answer: W) W) Cartilage
What kingdom primarily contains organisms that possess a cell wall but no chlorophyll [KLOR-oh-fil]?
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What is the largest known natural satellite in the solar system? W) Ganymede X) Io Y) Callisto Z) Europa
W: W) Ganymede
X: X) Io
Y: Y) Callisto
Z: Z) Europa
Answer: W) W) Ganymede
What American astronomer first proved the existence of other galaxies?
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What type of radiation is associated with the release of very high energy photons?
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Identify all of the following three actions that can cause a physical change: 1) Boiling water; 2) Frying an egg; 3) Cutting a banana.
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Rounded to the nearest 100, what is 415 times 7?
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What is the volume of a rectangular pyramid with base dimensions 15 and 12 and height 13?
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Atolls are rings of coral reefs surrounding what bodies of water?
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What is the name given to a body in orbit about a star, in the process of accumulating mass and destined to become a planet?
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Which of the following is closest to the percentage of the energy used in the United States that comes from non-renewable sources? W) 60 X) 70 Y) 80 Z) 90
W: W) 60
X: X) 70
Y: Y) 80
Z: Z) 90
Answer: Z) Z) 90
Which of the following types of energy is associated with the reservoir behind a dam? W) Kinetic X) Chemical Y) Electrical Z) Potential
W: W) Kinetic
X: X) Chemical
Y: Y) Electrical
Z: Z) Potential
Answer: Z) Z) Potential
Some bacteriophages [bak-TEER-ee-oh-fay-jez] do not immediately kill the bacteria that they infect; rather, they incorporate themselves into the host genome [JEE-nome]. What is the term for the incorporated virus? W) Lysogen [LYE-soh-jen] X) Temperate Y) Prophage [pro-fayj] Z) Lytic [LIH-tik] phage [fayj]
W: W) Lysogen [LYE-soh-jen]
X: X) Temperate
Y: Y) Prophage [pro-fayj]
Z: Z) Lytic [LIH-tik] phage [fayj]
Answer: Y) Y) Prophage [pro-fayj]
Chemoreceptors [KEE-mo-receptors] would likely be involved in sensing which of the following? W) Pheromones [FAIR-oh-moans] X) Touch Y) Pain Z) Light
W: W) Pheromones [FAIR-oh-moans]
X: X) Touch
Y: Y) Pain
Z: Z) Light
Answer: W) W) Pheromones [FAIR-oh-moans]
If the radius of a wheel is 6 centimeters and the radius of the axle is 2 centimeters, what is the mechanical advantage? W) 3 X) 4 Y) 6 Z) 12
W: W) 3
X: X) 4
Y: Y) 6
Z: Z) 12
Answer: W) W) 3
What type of frictional force only acts upon a body that isn’t moving relative to the surface on which it sits?
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The point (–4, –8) is reflected over the y-axis. In what quadrant does the reflected point lie?
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If f of x equals –2 times 8 to the x power, what is f of 2/3?
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You place a 10-pound weight on one end of a see-saw and find that it takes a 30-pound weight on the other end to exactly balance the see-saw. What is the mechanical advantage of the see-saw if used as a lever from the side with the 10-pound weight?
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You throw a ball into the air. What type of energy is at a maximum when the ball reaches its highest point?
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Which of the following rocks is composed of the smallest particles? W) Breccia X) Shale Y) Sandstone Z) Conglomerate
W: W) Breccia
X: X) Shale
Y: Y) Sandstone
Z: Z) Conglomerate
Answer: X) X) Shale
Which of the following could be a likely location for a salt mine? W) Playa X) Inselberg Y) Kame Z) Drumlin
W: W) Playa
X: X) Inselberg
Y: Y) Kame
Z: Z) Drumlin
Answer: W) W) Playa
Express the following number in scientific notation: 67,400
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If angle ABC is inscribed in a circle and measures 35 degrees, what is the degree measure of arc ABC?
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What type of chemical bond is found in table salt?
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What would be the effect on an x-ray passing through a region containing crossed electric and magnetic fields? W) The x-ray will be deflected by the electric field but not by the magnetic field X) The x-ray will be deflected by the magnetic field but not by the electric field Y) The x-ray will be unaffected by both the electric field and the magnetic field Z) The x-ray will be deflected by both the electric field and the magnetic field
W: W) The x-ray will be deflected by the electric field but not by the magnetic field
X: X) The x-ray will be deflected by the magnetic field but not by the electric field
Y: Y) The x-ray will be unaffected by both the electric field and the magnetic field
Z: Z) The x-ray will be deflected by both the electric field and the magnetic field
Answer: Y) Y) The x-ray will be unaffected by both the electric field and the magnetic field
A protein consists of a single polypeptide chain. How many levels of protein structure does it possess?
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Scientists believe that the chloroplast was once a bacterial cell that was engulfed by an ancestral eukaryotic cell. What other organelle did the ancestral eukaryotic cell engulf?
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What type of nebula consists of ionized gas that emits light?
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Identify all of the following three statements that are generally true of artesian wells: 1) They exist in areas where the water table has little to no incline; 2) They are sandwiched between aquitards; 3) They are characterized by groundwater rising to the surface.
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