MS Sample Set 4, Round 1 from NSB
What process do autotrophs use to make their own food from sunlight?
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What gas essential to human life do plants give off when they photosynthesize?
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Which of the following is a chemical reaction? W) Evaporating rubbing alcohol X) Burning lamp oil Y) Dissolving table salt in water Z) Forming frost
W: W) Evaporating rubbing alcohol
X: X) Burning lamp oil
Y: Y) Dissolving table salt in water
Z: Z) Forming frost
Answer: X) X) Burning lamp oil
A person applies for a patent on an engine that is 100% efficient. This application would be rejected because the engine would violate the: W) Law of conservation of momentum X) Law of friction Y) Law of gravity Z) Laws of thermodynamics
W: W) Law of conservation of momentum
X: X) Law of friction
Y: Y) Law of gravity
Z: Z) Laws of thermodynamics
Answer: Z) Z) Laws of thermodynamics
What is the name of the preserved remains, traces, or evidence of organisms that were formerly alive, often found in rocks and other geologic deposits?
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Fossils are most often found in what type of rock? W) Igneous X) Metamorphic Y) Sedimentary Z) Granitic
W: W) Igneous
X: X) Metamorphic
Y: Y) Sedimentary
Z: Z) Granitic
Answer: Y) Y) Sedimentary
Rounding your answer to the nearest whole number, what is 732.15 + 641.43?
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Round 63,159.456 to the hundreds’ place.
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What is the additive inverse of 3?
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What is the sum of the multiplicative inverse of 2 and the multiplicative inverse of 5 as a fraction in simplest form?
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Sometimes brightly-colored signs advertising objects or places use a noble gas. Which noble gas is most commonly used to make these signs?
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Which of the following elements is NOT a noble gas? W) Xenon X) Radon Y) Krypton Z) Bromine
W: W) Xenon
X: X) Radon
Y: Y) Krypton
Z: Z) Bromine
Answer: Z) Z) Bromine
While brushing your hair, you scrape electrons from your hair. This results in what type of charge for your hair?
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What type of energy production does NOT require a turbine with a shaft to spin a generator in order to create electricity? W) Geothermal power X) Hydropower Y) Hydrogen fuel cells Z) Nuclear (fission) reactors
W: W) Geothermal power
X: X) Hydropower
Y: Y) Hydrogen fuel cells
Z: Z) Nuclear (fission) reactors
Answer: Y) Y) Hydrogen fuel cells
In a symbiotic relationship, what is the minimum number of organisms that benefits from the relationship?
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For an environment where a long-lasting toxin has been introduced, in which organism of a food chain will you expect to find the least accumulation of the toxin? W) Producer X) Herbivore Y) Primary predator Z) Secondary predator
W: W) Producer
X: X) Herbivore
Y: Y) Primary predator
Z: Z) Secondary predator
Answer: W) W) Producer
The three components required for an oil reservoir to form are a source rock, a porous and permeable reservoir rock, and:
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Deposition of primarily which compound leads to the formation of stalactites and stalagmites in caves?
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Which of the following types of weathering is caused by acid rain? W) Chemical X) Mechanical Y) Biotic Z) Tropical
W: W) Chemical
X: X) Mechanical
Y: Y) Biotic
Z: Z) Tropical
Answer: W) W) Chemical
Which of the following can cause an increase in the amount of acid rain? W) Decrease in the ozone layer X) Increase in oil spills Y) Increased burning of fossil fuels Z) Decrease in pesticide use
W: W) Decrease in the ozone layer
X: X) Increase in oil spills
Y: Y) Increased burning of fossil fuels
Z: Z) Decrease in pesticide use
Answer: Y) Y) Increased burning of fossil fuels
Ethanol is being used as a way to reduce dependence on fossil fuels. Which of the following best describes the production of ethanol? W) Distilling gases available in waste, such as methanol X) Exposing batteries to sunlight Y) Fermenting crops like corn and sugar cane Z) Using broken parts from cars as they get rusty
W: W) Distilling gases available in waste, such as methanol
X: X) Exposing batteries to sunlight
Y: Y) Fermenting crops like corn and sugar cane
Z: Z) Using broken parts from cars as they get rusty
Answer: Y) Y) Fermenting crops like corn and sugar cane
Biodiesel, which is another form of biomass energy, is obtained from: W) Food products, including vegetable oils and animal fats X) Refining the available diesel Y) Combining diesel with extractions from mineral beds Z) Using a plant’s photosynthesis process
W: W) Food products, including vegetable oils and animal fats
X: X) Refining the available diesel
Y: Y) Combining diesel with extractions from mineral beds
Z: Z) Using a plant’s photosynthesis process
Answer: W) W) Food products, including vegetable oils and animal fats
How many hours of daylight does the South Pole receive on June 21?
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Changes in length of daylight are primarily a result of: W) Change in the distance Earth is from the Sun X) Change in the direction the Earth tilts relative to the Sun Y) Change in the Moon’s position relative to the Sun Z) Change in how fast the Earth turns on its axis
W: W) Change in the distance Earth is from the Sun
X: X) Change in the direction the Earth tilts relative to the Sun
Y: Y) Change in the Moon’s position relative to the Sun
Z: Z) Change in how fast the Earth turns on its axis
Answer: X) X) Change in the direction the Earth tilts relative to the Sun
Neutrons are approximately the mass of: W) Protons X) Positrons Y) Electrons Z) Neutrinos
W: W) Protons
X: X) Positrons
Y: Y) Electrons
Z: Z) Neutrinos
Answer: W) W) Protons
Imagine if you could weigh electrons and protons on a simple balance. How many electrons do you need to balance a single proton? W) 18 hundred X) 18 thousand Y) 18 million Z) More than a billion
W: W) 18 hundred
X: X) 18 thousand
Y: Y) 18 million
Z: Z) More than a billion
Answer: W) W) 18 hundred
What type of boundary is described as two lithospheric plates moving toward one another and colliding?
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The largest volcano on Mars is about 15 miles above the surrounding plains. What is the name of this volcano?
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Evaluate the expression $$\sqrt{8 \times 5 \times 3 + 1}$$.
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Providing your answer as a decimal to the nearest tenth, evaluate $$\left|\frac{6x + 3}{-5x}\right|$$ for $$x = 6$$.
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A yellow ball has a mass of 5 grams and a volume of 2 cubic centimeters. What is the density of the yellow ball in grams per cubic centimeter?
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A red ball has a mass of 2 grams and a volume of 8 cubic centimeters. A yellow ball has a mass of 5 grams and a volume of 2 cubic centimeters. When both balls are placed into a bucket of water, which of the following is true? W) The yellow ball floats and the red ball sinks X) The red ball floats and the yellow ball sinks Y) Both the red and yellow ball float Z) Both the red and yellow ball sink
W: W) The yellow ball floats and the red ball sinks
X: X) The red ball floats and the yellow ball sinks
Y: Y) Both the red and yellow ball float
Z: Z) Both the red and yellow ball sink
Answer: X) X) The red ball floats and the yellow ball sinks
You find a new creature measuring over 4 millimeters in size in your bedroom. You notice that it has 6 legs so you know it is some type of: W) Arachnid X) Larva Y) Insect Z) Echinoderm
W: W) Arachnid
X: X) Larva
Y: Y) Insect
Z: Z) Echinoderm
Answer: Y) Y) Insect
Which of the following is the scientific class to which spiders belong? W) Vertebrate X) Echinoderm Y) Arachnid Z) Amphibian
W: W) Vertebrate
X: X) Echinoderm
Y: Y) Arachnid
Z: Z) Amphibian
Answer: Y) Y) Arachnid
Simplify 8/52 to a fraction in simplest terms.
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Express $$\frac{\tfrac{1}{5} + 3.4}{2}$$ as a fraction in lowest terms.
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What is the general name for material that is used to block the flow of heat?
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A metal coin and a plastic coin are heated to the same temperature. The two coins have the same size and shape, are dropped into the same tub of cold water at the same time, and are left for 30 seconds. Which coin will have the lower temperature? W) Metal coin X) Plastic coin Y) Both coins will have the same temperature Z) Cannot be determined
W: W) Metal coin
X: X) Plastic coin
Y: Y) Both coins will have the same temperature
Z: Z) Cannot be determined
Answer: W) W) Metal coin
What is the metric unit for mass? W) The pound X) Stones Y) The kilogram Z) The micron
W: W) The pound
X: X) Stones
Y: Y) The kilogram
Z: Z) The micron
Answer: Y) Y) The kilogram
What is the SI unit of force?
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Which of the following distances is longest? W) Half a kilometer X) Half a decimeter Y) 600 meters Z) 40 decameters
W: W) Half a kilometer
X: X) Half a decimeter
Y: Y) 600 meters
Z: Z) 40 decameters
Answer: Y) Y) 600 meters
What is the name of a line that intersects two or more coplanar lines in different points?
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What are the basic units of heredity?
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Which structural component of the cell cytoskeleton has alpha and beta subunits and is involved with intracellular transport?
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Which of the following is NOT a fossil fuel? W) Coal X) Natural gas Y) Petroleum Z) Uranium
W: W) Coal
X: X) Natural gas
Y: Y) Petroleum
Z: Z) Uranium
Answer: Z) Z) Uranium
Using current technologies, which of the following sources of energy is nonrenewable? W) Solar X) Wind Y) Nuclear Z) Geothermal
W: W) Solar
X: X) Wind
Y: Y) Nuclear
Z: Z) Geothermal
Answer: Y) Y) Nuclear
Which of the following is NOT something a river can do to rock? W) Cut down through hundreds of meters of rock X) Polish rock Y) Transport rock hundreds of miles Z) Melt rock
W: W) Cut down through hundreds of meters of rock
X: X) Polish rock
Y: Y) Transport rock hundreds of miles
Z: Z) Melt rock
Answer: Z) Z) Melt rock
Thousands of rivers drain the continental United States. These rivers primarily drain into which three bodies of water?
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Which of the following describes how sea ice is different from continental ice? W) Continental ice is denser than sea ice X) Sea ice is saline while continental ice is fresh Y) Sea ice floats on the water while continental ice sits on land Z) Sea ice is constantly changing while continental ice remains the same
W: W) Continental ice is denser than sea ice
X: X) Sea ice is saline while continental ice is fresh
Y: Y) Sea ice floats on the water while continental ice sits on land
Z: Z) Sea ice is constantly changing while continental ice remains the same
Answer: Y) Y) Sea ice floats on the water while continental ice sits on land
Sea ice floating on the oceans is the first to melt as the Earth’s climate warms. Which of the following most accurately models the impact melting sea ice has on global sea level? W) Like the water level in a basin when you pour a glass of water into it, sea level will rise significantly X) The ocean floor rocks and sediments are porous like sponges. They will absorb the additional water from the ice and sea level will not rise significantly Y) Like a melting ice cube sitting in a glass of water, the water and the melted cube will evaporate and sea level will drop Z) Like ice cubes in a glass of water, the ice has already displaced the water so as the ice melts, sea level will not rise significantly
W: W) Like the water level in a basin when you pour a glass of water into it, sea level will rise significantly
X: X) The ocean floor rocks and sediments are porous like sponges. They will absorb the additional water from the ice and sea level will not rise significantly
Y: Y) Like a melting ice cube sitting in a glass of water, the water and the melted cube will evaporate and sea level will drop
Z: Z) Like ice cubes in a glass of water, the ice has already displaced the water so as the ice melts, sea level will not rise significantly
Answer: Z) Z) Like ice cubes in a glass of water, the ice has already displaced the water so as the ice melts, sea level will not rise significantly