MS Sample Set 8, Round 2 from NSB
Which scientist is credited with discovering cells? W) Charles Darwin X) Anton van Leeuwenhoek Y) Robert Hooke Z) Francis Crick
W: W) Charles Darwin
X: X) Anton van Leeuwenhoek
Y: Y) Robert Hooke
Z: Z) Francis Crick
Answer: Y) Y) Robert Hooke
What outer structure possessed by plant cells protects them from environmental changes and helps them maintain their shape during stress and times of water loss?
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The electron volt is a measure of which of the following? W) Energy X) Inertia Y) Power Z) Charge
W: W) Energy
X: X) Inertia
Y: Y) Power
Z: Z) Charge
Answer: W) W) Energy
What is the term given to the result of adding multiple waves together?
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Which of the following energy sources produces the greatest carbon dioxide emissions? W) Wind X) Coal Y) Nuclear Z) Geothermal
W: W) Wind
X: X) Coal
Y: Y) Nuclear
Z: Z) Geothermal
Answer: X) X) Coal
In the coming years, most of the increases in U.S. natural gas production is expected to come from hydraulic fracturing in which type of sedimentary rock? W) Sandstone X) Limestone Y) Shale Z) Gypsum
W: W) Sandstone
X: X) Limestone
Y: Y) Shale
Z: Z) Gypsum
Answer: Y) Y) Shale
Which of the following atmospheric layers contains the ozone layer? W) Mesosphere X) Thermosphere Y) Stratosphere Z) Troposphere
W: W) Mesosphere
X: X) Thermosphere
Y: Y) Stratosphere
Z: Z) Troposphere
Answer: Y) Y) Stratosphere
Which of the following organelles is full of digestive enzymes? W) Central vacuole X) Endoplasmic reticulum Y) Lysosome Z) Golgi apparatus
W: W) Central vacuole
X: X) Endoplasmic reticulum
Y: Y) Lysosome
Z: Z) Golgi apparatus
Answer: Y) Y) Lysosome
The wavelength of an ocean wave is defined by which of the following? W) The distance from crest to trough X) The height of the wave from crest to trough Y) The height change from trough to trough Z) The distance between crests
W: W) The distance from crest to trough
X: X) The height of the wave from crest to trough
Y: Y) The height change from trough to trough
Z: Z) The distance between crests
Answer: Z) Z) The distance between crests
Which class of star cluster is most spherical in shape?
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Which of the following pairs of angles is supplementary? W) 44° and 126° X) 75° and 105° Y) 65° and 25° Z) 36° and 54°
W: W) 44° and 126°
X: X) 75° and 105°
Y: Y) 65° and 25°
Z: Z) 36° and 54°
Answer: X) X) 75° and 105°
Use the distributive property to rewrite the following expression: 6t(4s – 3t + 7).
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Which of the following animals feeds by standing on its head and kicking food in its mouth? W) Limpet X) Barnacle Y) Sea star Z) Crab
W: W) Limpet
X: X) Barnacle
Y: Y) Sea star
Z: Z) Crab
Answer: X) X) Barnacle
In a marine environment, what name is given to the collective group of organisms that serve as primary producers?
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The smallest particle that maintains the chemical properties of a compound is called which of the following? W) A molecule X) An isotope Y) A proton Z) An atom
W: W) A molecule
X: X) An isotope
Y: Y) A proton
Z: Z) An atom
Answer: W) W) A molecule
How far will an object travel, in meters, if it is moving at 30 meters per second for 20 seconds?
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Which of the following best describes the overall process of meiosis? W) One parent cell produces two daughter cells X) One parent cell produces four daughter cells Y) Two parent cells produce one daughter cell Z) Two parent cells produce two daughter cells
W: W) One parent cell produces two daughter cells
X: X) One parent cell produces four daughter cells
Y: Y) Two parent cells produce one daughter cell
Z: Z) Two parent cells produce two daughter cells
Answer: X) X) One parent cell produces four daughter cells
Carbon has three isotopes: carbon-12, carbon-13, and carbon-14. How many protons are in the nucleus of these carbon atoms, respectively?
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Which of the following does NOT increase ocean wave height? W) Increasing wind speed X) Longer periods of sustained winds Y) Increased distance over which the wind blows the water Z) Irregular water depth
W: W) Increasing wind speed
X: X) Longer periods of sustained winds
Y: Y) Increased distance over which the wind blows the water
Z: Z) Irregular water depth
Answer: Z) Z) Irregular water depth
Temperature increases with height in the stratosphere due to the absorption of UV energy by what molecule?
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Which of the following fractions is the SMALLEST? W) 5/10 X) 3/7 Y) 3/8 Z) 4/9
W: W) 5/10
X: X) 3/7
Y: Y) 3/8
Z: Z) 4/9
Answer: Y) Y) 3/8
Find the height of a right triangle whose area and base are 10 and 5, respectively.
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Which molecule is used for energy transfer and storage inside cells?
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Destruction of Earth’s ozone layer is expected to increase the incidence of all but which of the following? W) Diabetes X) Skin cancers Y) Cataracts Z) Skin aging
W: W) Diabetes
X: X) Skin cancers
Y: Y) Cataracts
Z: Z) Skin aging
Answer: W) W) Diabetes
Which of the following groups are all invertebrates? W) Snails, bats, fish, and earthworms X) Snails, honeybees, sea star, and sea sponges Y) Grasshoppers, fruit flies, electric eels, and sea horses Z) Cows, pigs, horses, and chickens
W: W) Snails, bats, fish, and earthworms
X: X) Snails, honeybees, sea star, and sea sponges
Y: Y) Grasshoppers, fruit flies, electric eels, and sea horses
Z: Z) Cows, pigs, horses, and chickens
Answer: X) X) Snails, honeybees, sea star, and sea sponges
Which of the following terms is used by microbiologists to describe a bacterium with a rod shape? W) Coccus X) Bacillus Y) Spirochete Z) Helical
W: W) Coccus
X: X) Bacillus
Y: Y) Spirochete
Z: Z) Helical
Answer: X) X) Bacillus
Which of the following subatomic particles are charged? W) Only electrons X) Electrons and neutrons Y) Electrons and protons Z) Electrons, neutrons, and protons
W: W) Only electrons
X: X) Electrons and neutrons
Y: Y) Electrons and protons
Z: Z) Electrons, neutrons, and protons
Answer: Y) Y) Electrons and protons
What are the reactants in the equation: NaOH + HCl → H₂O + NaCl?
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What era are we currently living in? W) Mesozoic X) Paleozoic Y) Proterozoic Z) Cenozoic
W: W) Mesozoic
X: X) Paleozoic
Y: Y) Proterozoic
Z: Z) Cenozoic
Answer: Z) Z) Cenozoic
In an aquatic system, what are the TWO major microbial producers?
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Which of the following gases is being captured at landfills and used as a fuel? W) Methylene X) Molecular hydrogen Y) Hydrogen sulfide Z) Methane
W: W) Methylene
X: X) Molecular hydrogen
Y: Y) Hydrogen sulfide
Z: Z) Methane
Answer: Z) Z) Methane
Which country is expected to have the largest shale gas reserves in the world? W) United States X) Norway Y) China Z) Brazil
W: W) United States
X: X) Norway
Y: Y) China
Z: Z) Brazil
Answer: Y) Y) China
Where do the charged particles that strike the Earth's atmosphere near the poles and cause the northern lights, or aurora, originate?
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A Keplerian orbit is a description of an orbiting body considering the gravitational interaction of two point masses. Which of the following is NOT a Keplerian orbit? W) Ellipse X) Parabola Y) Circle Z) Reuleaux curve
W: W) Ellipse
X: X) Parabola
Y: Y) Circle
Z: Z) Reuleaux curve
Answer: Z) Z) Reuleaux curve
All vertices of a triangle are within quadrant 3. If the triangle is rotated clockwise about the origin 180 degrees, in which quadrant will the new triangle be located? W) Quadrant I X) Quadrant II Y) Quadrant III Z) Quadrant IV
W: W) Quadrant I
X: X) Quadrant II
Y: Y) Quadrant III
Z: Z) Quadrant IV
Answer: W) W) Quadrant I
Convert 2 1/8 to a decimal and to a percent.
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A dinoflagellate is responsible for what phenomenon, which ultimately kills fish?
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Which of the following is the primary feeding pattern for Cnidarians? W) Piscivores X) Herbivores Y) Scavengers Z) Carnivores
W: W) Piscivores
X: X) Herbivores
Y: Y) Scavengers
Z: Z) Carnivores
Answer: Z) Z) Carnivores
What makes a material a good insulator? W) Having electrons that are bound and cannot move completely away from their nucleus X) Having a nucleus that contains a number of positively charged protons Y) Having electrons that are farther away from the nucleus Z) Having electrons that can drift away
W: W) Having electrons that are bound and cannot move completely away from their nucleus
X: X) Having a nucleus that contains a number of positively charged protons
Y: Y) Having electrons that are farther away from the nucleus
Z: Z) Having electrons that can drift away
Answer: W) W) Having electrons that are bound and cannot move completely away from their nucleus
In general terms, an electric generator converts which of the following? W) Mechanical energy to electrical energy X) Mechanical energy to heat Y) Heat to electrical energy Z) Chemical energy to mechanical energy
W: W) Mechanical energy to electrical energy
X: X) Mechanical energy to heat
Y: Y) Heat to electrical energy
Z: Z) Chemical energy to mechanical energy
Answer: W) W) Mechanical energy to electrical energy
Which of the following is an example of vascular tissue in plants? W) Chloroplasts X) Xylem Y) Cotyledon Z) Stomata
W: W) Chloroplasts
X: X) Xylem
Y: Y) Cotyledon
Z: Z) Stomata
Answer: X) X) Xylem
Put the following four in order from LEAST to MOST complex: 1) organs, 2) molecules, 3) tissues, 4) cells.
Choices:
Correct Order:
What is the main mechanism of marine transport of most terrigenous sediments?
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The part of a sea, lake, or river that is close to the shore is called which of the following? W) Littoral zone X) Riparian zone Y) Wetland Z) Marsh
W: W) Littoral zone
X: X) Riparian zone
Y: Y) Wetland
Z: Z) Marsh
Answer: W) W) Littoral zone
John's height is 0.23 meters less than Mike's height. Given that Mike's height is 1.88 meters, what is John's height in meters?
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What length of packing tape, in inches, is needed to wrap 3 times around a circular mirror with a radius of 8 inches?
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