MS Sample Set 6, Round 3 from NSB
During which phase of mitosis do chromosomes line up along the center of the cell nucleus?
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Old growth forests and ancient cypress swamps would be examples of which of the following? W) Primary successive species X) Secondary successive species Y) Climax communities Z) Commensalism
W: W) Primary successive species
X: X) Secondary successive species
Y: Y) Climax communities
Z: Z) Commensalism
Answer: Y) Y) Climax communities
Which of the following kinds of solutions is a mixture in which the solvent has dissolved all the solute it can at a given temperature? W) Saturated X) Unsaturated Y) Supersaturated Z) Concentrated
W: W) Saturated
X: X) Unsaturated
Y: Y) Supersaturated
Z: Z) Concentrated
Answer: W) W) Saturated
When calculating the equilibrium constant for a reaction, the concentration of which of the following is generally included? W) Pure liquids X) Pure solids Y) Solvents Z) Solutes
W: W) Pure liquids
X: X) Pure solids
Y: Y) Solvents
Z: Z) Solutes
Answer: Z) Z) Solutes
Which of the following is a pyrimidine? W) Guanine X) Thymine Y) Adenine Z) Xanthine
W: W) Guanine
X: X) Thymine
Y: Y) Adenine
Z: Z) Xanthine
Answer: X) X) Thymine
To a very good approximation, a golf club hitting a ball is an example of what kind of collision?
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What mountain chain composes the majority of the Western Continental Divide in North America?
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Which of the following is NOT a characteristic of estuaries? W) Bottom dominated by coarse sands X) Physical connection to the ocean Y) Physical connection with a freshwater source Z) Lower average water salinity than ocean water
W: W) Bottom dominated by coarse sands
X: X) Physical connection to the ocean
Y: Y) Physical connection with a freshwater source
Z: Z) Lower average water salinity than ocean water
Answer: W) W) Bottom dominated by coarse sands
Nick's car costs \$450 per month for car payment and insurance, and \$0.25 per mile driven. What is the total monthly cost in dollars in terms of $m$, the miles driven?
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A rectangular field has an area of 300 square meters and a perimeter of 80 meters. What are the dimensions of the field in meters?
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Environmentalists are most concerned about the environmental impact of hydroelectric plants on what group of organisms?
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Which of the following areas of the United States accounts for approximately half of the total hydroelectric power generation in the United States? W) Northeast X) Northwest Y) Southeast Z) Southwest
W: W) Northeast
X: X) Northwest
Y: Y) Southeast
Z: Z) Southwest
Answer: X) X) Northwest
Organisms of the same class would also share which of the following? W) Genus X) Family Y) Phylum Z) Order
W: W) Genus
X: X) Family
Y: Y) Phylum
Z: Z) Order
Answer: Y) Y) Phylum
Scientists are using genetic engineering to develop a wheat crop that is resistant to a particular kind of moth. How would they determine if the plants are moth resistant? W) Determine the length of the moth reproductive cycle in normal wheat X) Monitor moth populations in separate fields planted with control and experimental wheat crops Y) Monitor numbers of moth species infesting normal wheat Z) Determine whether moths in test wheat can be controlled with chemical sprays
W: W) Determine the length of the moth reproductive cycle in normal wheat
X: X) Monitor moth populations in separate fields planted with control and experimental wheat crops
Y: Y) Monitor numbers of moth species infesting normal wheat
Z: Z) Determine whether moths in test wheat can be controlled with chemical sprays
Answer: X) X) Monitor moth populations in separate fields planted with control and experimental wheat crops
What is the name for the individual repeating units of polymers?
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Identify by number all of the following that are related to the origin of the name of the Large Hadron Collider (LHC) located at CERN: 1) Composite particles made from quarks 2) Particle beams of protons that the LHC was built to collide 3) Lead nuclei that the LHC was built to collide 4) A famous physicist
Choices:
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What is the term for the tendency for an object to resist change in its motion?
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Identify all of the following which are possible examples of fossils: 1) Seeds 2) Footprints 3) Teeth 4) Cave drawings
Choices:
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What adjective describes an air parcel when it reaches a relative humidity of 100%?
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In fluvial systems, what is the name of the crescent-shaped lake that is formed when a meander of a river is cut off from the main channel?
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If $\lvert 200 - x \rvert = 10$, what are the possible values for $x$?
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Solve the inequality $-5 + \lvert p + 2 \rvert \ge 0$.
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Which of the following is NOT an example of a biomass energy source? W) Coal X) Wood Y) Grain Z) Sugar
W: W) Coal
X: X) Wood
Y: Y) Grain
Z: Z) Sugar
Answer: W) W) Coal
In the summer, why is it best to do high energy consumption tasks, such as laundry and dishwashing, after 8 pm? W) It will increase the reliability and accessibility of electricity for critical needs in the electrical grid X) It takes more energy to run a dishwasher during the day Y) More energy is produced at night Z) Hot water heaters are programmed to operate at maximum efficiency after 8 pm
W: W) It will increase the reliability and accessibility of electricity for critical needs in the electrical grid
X: X) It takes more energy to run a dishwasher during the day
Y: Y) More energy is produced at night
Z: Z) Hot water heaters are programmed to operate at maximum efficiency after 8 pm
Answer: W) W) It will increase the reliability and accessibility of electricity for critical needs in the electrical grid
Of the following habitats, which is the most likely to have the highest amount of biodiversity? W) Desert X) Tropical rainforest Y) Deciduous forest Z) Prairie
W: W) Desert
X: X) Tropical rainforest
Y: Y) Deciduous forest
Z: Z) Prairie
Answer: X) X) Tropical rainforest
Which of the following cats is the largest? W) African lion X) Snow leopard Y) Siberian tiger Z) King cheetah
W: W) African lion
X: X) Snow leopard
Y: Y) Siberian tiger
Z: Z) King cheetah
Answer: Y) Y) Siberian tiger
An isosceles triangle has a perimeter of 62 inches. If the base of the triangle is 18 inches, what is the length of each of the congruent legs?
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What is the standard form of the equation of the line that passes through $(-2,\,4)$ and is parallel to $y = -\tfrac{3}{2}x + 3$?
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Which of the following is the least likely to be a characteristic of an invasive species? W) It will outcompete native species X) It will only survive under a narrow range of environmental conditions Y) It will have a longer reproductive cycle than native species Z) It will do economic and/or environmental harm in a new environment
W: W) It will outcompete native species
X: X) It will only survive under a narrow range of environmental conditions
Y: Y) It will have a longer reproductive cycle than native species
Z: Z) It will do economic and/or environmental harm in a new environment
Answer: X) X) It will only survive under a narrow range of environmental conditions
Which of the following is an example of a jawless fish? W) Sea horse X) Lamprey Y) Shark Z) Lungfish
W: W) Sea horse
X: X) Lamprey
Y: Y) Shark
Z: Z) Lungfish
Answer: X) X) Lamprey
Einstein concluded that $E = mc^2$, where $m$ is mass and $c$ is the speed of light. According to this formula, which of the following statements is true? W) All objects have energy only if they are moving at the speed of light X) An object at rest cannot possess an amount of energy due to its mass Y) All objects have energy of being, or rest mass energy Z) Small relativistic objects all propagate at the speed of light
W: W) All objects have energy only if they are moving at the speed of light
X: X) An object at rest cannot possess an amount of energy due to its mass
Y: Y) All objects have energy of being, or rest mass energy
Z: Z) Small relativistic objects all propagate at the speed of light
Answer: Y) Y) All objects have energy of being, or rest mass energy
When the force on a falling object is equal to the force of air friction on that object, it will fall at a constant rate. What is this rate called?
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What is the name of the warm water event originally recognized by anchovy fishermen off the coast of Peru that sometimes occurs near Christmas?
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By crushing a tablet of medicine before you take it, you are changing the reaction rate by changing which of the following characteristics of the tablet? W) Surface area X) Amount of reactants Y) Activation energy Z) Km of the reaction
W: W) Surface area
X: X) Amount of reactants
Y: Y) Activation energy
Z: Z) Km of the reaction
Answer: W) W) Surface area
The spring 2011 earthquake in Japan occurred because Japan is located on which of the following? W) A spreading center X) A rift zone Y) A subduction zone Z) A mantle plume
W: W) A spreading center
X: X) A rift zone
Y: Y) A subduction zone
Z: Z) A mantle plume
Answer: Y) Y) A subduction zone
It is common for roads in mid latitudes to develop severe potholes after the spring thaw. What form of mechanical weathering is responsible?
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Evaluate $\displaystyle \frac{12y}{5x}$ when $y = 2$ and $x = 0$.
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Between which of the following two whole numbers does $\sqrt[3]{515}$ fall? W) 5 and 6 X) 6 and 7 Y) 7 and 8 Z) 8 and 9
W: W) 5 and 6
X: X) 6 and 7
Y: Y) 7 and 8
Z: Z) 8 and 9
Answer: Z) Z) 8 and 9
Which of the following did NOT come from a once-living organism? W) Gasohol X) Crude oil Y) Uranium Z) Charcoal
W: W) Gasohol
X: X) Crude oil
Y: Y) Uranium
Z: Z) Charcoal
Answer: Y) Y) Uranium
Which of the following statements best describes a benefit of using alternative energy resources? W) It reduces the amount of fossil fuels that must be used X) It repairs the ozone layer Y) It reduces the amount of renewable resources used Z) It reduces the costs of producing energy
W: W) It reduces the amount of fossil fuels that must be used
X: X) It repairs the ozone layer
Y: Y) It reduces the amount of renewable resources used
Z: Z) It reduces the costs of producing energy
Answer: W) W) It reduces the amount of fossil fuels that must be used
Which of the following is NOT a source of food for polar bears in the wild? W) Emperor penguins X) Beluga whales Y) Walruses Z) Ringed seals
W: W) Emperor penguins
X: X) Beluga whales
Y: Y) Walruses
Z: Z) Ringed seals
Answer: W) W) Emperor penguins
What is the name of the organ found in birds and some invertebrates which is used to temporarily store food but also aids in preliminary digestion?
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A substance with a pH of 2 has what pOH?
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Should oxygen-17 undergo alpha decay, the resulting atom would have which of the following masses in amu? W) 11 X) 13 Y) 15 Z) 17
W: W) 11
X: X) 13
Y: Y) 15
Z: Z) 17
Answer: X) X) 13
What is the term for the part of the eye that contains various colored pigments?
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A material with which of the following specific heats in joules per kilogram Kelvin will require the least heat to change its temperature? W) 10 X) 50 Y) 100 Z) 1000
W: W) 10
X: X) 50
Y: Y) 100
Z: Z) 1000
Answer: W) W) 10
Which of the following is the name for the hills made from glacial drift and deposited by meltwater from retreating glaciers? W) Kettle X) Drumlin Y) Kame Z) Esker
W: W) Kettle
X: X) Drumlin
Y: Y) Kame
Z: Z) Esker
Answer: Y) Y) Kame
Disappearing streams, dolines, sink holes, and caves are distinctive features in northern Florida, central Tennessee, and south-central Kentucky and are indicative of what kind of topography?
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What is twenty and 55 hundredths expressed as a decimal, a mixed number in simplest form, and a percent?
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For positive values of $x$, the function $f(x) = \frac{x^6 - x^3}{x^2}$ is which of the following types? W) Quartic X) Cubic Y) Hyperbolic Z) Parabolic
W: W) Quartic
X: X) Cubic
Y: Y) Hyperbolic
Z: Z) Parabolic
Answer: W) W) Quartic