MS Sample Set 2, Round 8 from NSB
For numbers ≤ 10 (read as: less than or equal to 10), and not including the number 1, how many are prime numbers? W) 3 X) 4 Y) 5 Z) 2
W: W) 3
X: X) 4
Y: Y) 5
Z: Z) 2
Answer: X) X) 4
Factor the expression: $x^2 + 3x - 10$
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A summary reaction for photosynthesis is: W) CO₂ + O₂ + H₂O and light yields carbohydrate + O₂ X) CO₂ + H₂O and light yields carbohydrate + O₂ Y) CO₂ + H₂O and light yields carbohydrate + H₂O Z) CO₂ + O₂ + H₂O and light yields carbohydrate + H₂O
W: W) CO₂ + O₂ + H₂O and light yields carbohydrate + O₂
X: X) CO₂ + H₂O and light yields carbohydrate + O₂
Y: Y) CO₂ + H₂O and light yields carbohydrate + H₂O
Z: Z) CO₂ + O₂ + H₂O and light yields carbohydrate + H₂O
Answer: X) X) CO₂ + H₂O and light yields carbohydrate + O₂
It is generally believed that most of the oxygen in the air today came from: W) oxidation of carbon molecules containing oxygen X) release of oxygen from volcanic vents Y) photosynthesis Z) forest fires
W: W) oxidation of carbon molecules containing oxygen
X: X) release of oxygen from volcanic vents
Y: Y) photosynthesis
Z: Z) forest fires
Answer: Y) Y) photosynthesis
Osmosis is: W) the movement of water through a permeable membrane X) the movement of salts through a semi-permeable membrane Y) the movement of water through a semi-permeable membrane Z) the pressure exerted by water through a semi-permeable membrane
W: W) the movement of water through a permeable membrane
X: X) the movement of salts through a semi-permeable membrane
Y: Y) the movement of water through a semi-permeable membrane
Z: Z) the pressure exerted by water through a semi-permeable membrane
Answer: Y) Y) the movement of water through a semi-permeable membrane
Which of the following is most accurate about the pasteurization of milk: W) it makes milk taste better X) it kills all bacteria by sterilizing the milk Y) it lowers the milk’s pH Z) it reduces the population of bacteria by heating but not boiling the milk
W: W) it makes milk taste better
X: X) it kills all bacteria by sterilizing the milk
Y: Y) it lowers the milk’s pH
Z: Z) it reduces the population of bacteria by heating but not boiling the milk
Answer: Z) Z) it reduces the population of bacteria by heating but not boiling the milk
The hard rock under the topsoil in eastern Washington state was laid down over millions of years by volcanic eruptions. This rock is: W) limestone X) basalt Y) lava Z) granite
W: W) limestone
X: X) basalt
Y: Y) lava
Z: Z) granite
Answer: X) X) basalt
Wind speed is measured by what instrument?
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Doubling a musical note's amplitude: W) doubles its frequency X) doubles its wavelength Y) increases its loudness Z) doubles its speed
W: W) doubles its frequency
X: X) doubles its wavelength
Y: Y) increases its loudness
Z: Z) doubles its speed
Answer: Y) Y) increases its loudness
Physicists believe there are four fundamental forces of nature. Name any two of them.
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Spanky swings a ball on the end of a string and maintains it in uniform circular motion, what is the most accurate term for the force exerted on the rock through the string?
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The density of an object is a property that depends on: W) the total weight of object X) the total volume of the object Y) the liquid the object is suspended in Z) none of the above
W: W) the total weight of object
X: X) the total volume of the object
Y: Y) the liquid the object is suspended in
Z: Z) none of the above
Answer: Z) Z) none of the above
Amplitude modulation is typically associated with what common form of communication: W) television transmission X) radio transmission Y) short wave transmissions Z) laser transmissions
W: W) television transmission
X: X) radio transmission
Y: Y) short wave transmissions
Z: Z) laser transmissions
Answer: X) X) radio transmission
Which of the following elements does not occur naturally in nature: W) uranium X) technetium Y) boron Z) radon
W: W) uranium
X: X) technetium
Y: Y) boron
Z: Z) radon
Answer: X) X) technetium
Which of the following is NOT true: W) all natural numbers are whole numbers X) all whole numbers are integers Y) all integers are rational numbers Z) all numbers can be both a rational number and an irrational number
W: W) all natural numbers are whole numbers
X: X) all whole numbers are integers
Y: Y) all integers are rational numbers
Z: Z) all numbers can be both a rational number and an irrational number
Answer: Z) Z) all numbers can be both a rational number and an irrational number
Factor the following equation: $x^2 - 6x + 5 = 0$
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As more fossil fuels are burned to produce energy, the greenhouse effect will continue to cause the temperature of the earth’s atmosphere to increase. The substance primarily responsible for the greenhouse effect is: W) ozone X) carbon dioxide Y) fluorocarbons Z) oxygen
W: W) ozone
X: X) carbon dioxide
Y: Y) fluorocarbons
Z: Z) oxygen
Answer: X) X) carbon dioxide
Which of the following is sometimes called volcanic glass because of its shiny appearance: W) obsidian X) granite Y) quartz Z) diorite
W: W) obsidian
X: X) granite
Y: Y) quartz
Z: Z) diorite
Answer: W) W) obsidian
Which of the following is the most common cause of deaths in American women between the ages of 20 and 40? W) AIDS X) breast cancer Y) colon cancer Z) heart attacks
W: W) AIDS
X: X) breast cancer
Y: Y) colon cancer
Z: Z) heart attacks
Answer: X) X) breast cancer
Order the following from the SMALLEST unit of distance to the LARGEST: mile; rod; feet; kilometer.
Choices:
Correct Order:
For two objects separated by a distance $d$, if the mass of one of the objects increases by two times, by what factor will the gravitational attraction between them increase?
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Which of the following elements is found in Period 2 and Group 4A of the Periodic Table: W) sulfur X) carbon Y) nitrogen Z) oxygen
W: W) sulfur
X: X) carbon
Y: Y) nitrogen
Z: Z) oxygen
Answer: X) X) carbon
Tomorrow's weather forecast report for Venus would be: W) snow X) cold & clear Y) hot & humid with clear skies Z) overcast & hot
W: W) snow
X: X) cold & clear
Y: Y) hot & humid with clear skies
Z: Z) overcast & hot
Answer: Z) Z) overcast & hot
What part of the cotton plant produces what is used to make cotton fabric? W) flowers or seed pods X) fibers in the stems Y) root hairs Z) fibers in the leaves
W: W) flowers or seed pods
X: X) fibers in the stems
Y: Y) root hairs
Z: Z) fibers in the leaves
Answer: W) W) flowers or seed pods
In standard form, give the product of $(a + b)^2$:
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Solve the following equation: $2x + 4 = 6 + 2x$
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In bean and corn seeds, the food supply that is used by the seed to germinate and grow is in the: W) cotyledon X) root tip Y) abscission zone Z) petiole
W: W) cotyledon
X: X) root tip
Y: Y) abscission zone
Z: Z) petiole
Answer: W) W) cotyledon
Which of the following infectious diseases cannot be cured with current antibiotics: W) strep throat X) toxic shock syndrome Y) scarlet fever Z) influenza
W: W) strep throat
X: X) toxic shock syndrome
Y: Y) scarlet fever
Z: Z) influenza
Answer: Z) Z) influenza
The green pigment in plants that captures the energy of sunlight and initiates photosynthesis is called: W) chlorophyll X) anthocyanin Y) carotene Z) xanthophylls
W: W) chlorophyll
X: X) anthocyanin
Y: Y) carotene
Z: Z) xanthophylls
Answer: W) W) chlorophyll
Which of the following is an ectoparasite: W) tapeworm X) malaria Y) pinworm Z) lice
W: W) tapeworm
X: X) malaria
Y: Y) pinworm
Z: Z) lice
Answer: Z) Z) lice
What is the name for the fossilized sap of ancient conifer trees that has become brittle and hard, transparent, and yellow to brown in color:
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Which of the following minerals constitute approximately 60% of the Earth’s crust: W) feldspar X) quartz Y) calcite Z) dolomite
W: W) feldspar
X: X) quartz
Y: Y) calcite
Z: Z) dolomite
Answer: W) W) feldspar
In humans, fertilization of the egg occurs most typically in which of the following? W) ovary X) vagina Y) uterus Z) fallopian tube
W: W) ovary
X: X) vagina
Y: Y) uterus
Z: Z) fallopian tube
Answer: Z) Z) fallopian tube
Which of the following is closest to the length of a U.S. five dollar bill? W) 6 cm X) 12 cm Y) 16 cm Z) 22 cm
W: W) 6 cm
X: X) 12 cm
Y: Y) 16 cm
Z: Z) 22 cm
Answer: Y) Y) 16 cm
In a typical four cycle gasoline car engine, what are the most common names for the third stage or cycle of the engine if the first cycle is the intake?
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Order the following from the least used energy source to produce electricity in the U.S.A. to the most: hydroelectricity; oil; coal; nuclear.
Choices:
Correct Order:
A manual laborer moves 40 kilograms of flour 5 feet above the ground in 5 seconds. If she does the same task in twice the time it involves a different amount of what: W) power X) work Y) kinetic energy Z) potential energy
W: W) power
X: X) work
Y: Y) kinetic energy
Z: Z) potential energy
Answer: W) W) power
What is the chemical symbol for the toxic element that causes mental retardation and is medically referred to as Plumbism?
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Which of the following is primarily involved in the movement of a glacier: W) running water X) ambient temperature Y) topology Z) gravity
W: W) running water
X: X) ambient temperature
Y: Y) topology
Z: Z) gravity
Answer: Z) Z) gravity
The Saffir-Simpson Scale is used to classify intensities of: W) hurricanes X) tornadoes Y) earthquakes Z) volcanic eruptions
W: W) hurricanes
X: X) tornadoes
Y: Y) earthquakes
Z: Z) volcanic eruptions
Answer: W) W) hurricanes
The equation, $x = -4$, is which of the following: W) a true statement X) a false statement Y) a conditional equation Z) an equivalent equation
W: W) a true statement
X: X) a false statement
Y: Y) a conditional equation
Z: Z) an equivalent equation
Answer: Y) Y) a conditional equation
Express the square root of 75 in its simplest radical form:
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This person established the “one fluid theory” of electricity and performed some of the first investigations into electrical grounding and insulation:
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What is always unchanged in any chemical reaction as reactants form products: W) the number of molecules X) the kind and number of atoms Y) the temperature Z) the pressure
W: W) the number of molecules
X: X) the kind and number of atoms
Y: Y) the temperature
Z: Z) the pressure
Answer: X) X) the kind and number of atoms
A continental glacier is found in which of the following locations: W) The Swiss Alps X) The Canadian Rockies Y) Greenland Z) The Andes Mountains
W: W) The Swiss Alps
X: X) The Canadian Rockies
Y: Y) Greenland
Z: Z) The Andes Mountains
Answer: Y) Y) Greenland
The ability of mica to split into flat planar flakes resembling the leaves of a book is called what?
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What is the square root of $\tfrac{1}{4}$?
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Simplify the following algebraic expression: $4x - 3(a - b)$
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Which of the following is the hormone produced by the human body to control blood sugar and when not produced in sufficient amounts is the cause of some forms of diabetes: W) hemoglobin X) pituitary hormone Y) insulin Z) testosterone
W: W) hemoglobin
X: X) pituitary hormone
Y: Y) insulin
Z: Z) testosterone
Answer: Y) Y) insulin
The wing of a bird and the arm of a human are considered: W) congruent structures X) analogous structures Y) homologous structures Z) vestigial structures
W: W) congruent structures
X: X) analogous structures
Y: Y) homologous structures
Z: Z) vestigial structures
Answer: Y) Y) homologous structures