Round #7 Flashcards
1) Earth and Space – Multiple Choice On a geology field trip, you come across a sedimentary rock containing marks.
These marks might contain information about which of the following?
W) Water depth
X) Seasonal climate variability
Y) Flow direction
Z) Local vegetation
ANSWER: Y) FLOW DIRECTION
1) Earth and Space – Multiple Choice Which of the following is the term for a downward shift of the Earth’s surface
caused by excess removal of ground water?
W) Slippage
X) Aseismic creep
Y) Subsidence
Z) Erosion
ANSWER: Y) SUBSIDENCE
2) Life Science – Multiple Choice Before a protein can be made, a gene must first be transcribed into what molecule?
W) tRNA
X) rRNA
Y) mRNA
Z) sRNA
ANSWER: Y) mRNA
2) Life Science – Short Answer In what organ does the female germ cell develop?
ANSWER: OVARY
3) Energy – Short Answer New research at Lawrence Livermore National Lab captures carbon dioxide and converts it
to sodium bicarbonate. What is the more common name of sodium bicarbonate?
ANSWER: BAKING SODA
3) Energy – Multiple Choice To maximize solar energy absorption in the northern hemisphere, the front of a building
constructed for passive solar should face what direction?
W) North
X) South
Y) East
Z) West
ANSWER: X) SOUTH
4) Life Science – Short Answer What is the structure capable of transporting dissolved organic material throughout a
plant?
ANSWER: PHLOEM
4) Life Science – Short Answer If one parent is homozygous [homo-ZYE-gus] dominant for a trait and the other is
homozygous recessive for that trait, what is the probability that the offspring will be homozygous recessive for that trait?
ANSWER: ZERO
5) Math – Short Answer What is the additive inverse of –4/7?
ANSWER: 4/7
5) Math – Short Answer If a fully-charged cell phone is good for 8 hours, how many minutes remain after using 30% of
the battery?
ANSWER: 336
6) Physical Science – Multiple Choice A photon of what wavelength carries the most energy?
W) Red
X) Ultraviolet
Y) Infrared
Z) Blue
ANSWER: X) ULTRAVIOLET
6) Physical Science – Short Answer A 25-kilogram load is placed on a beam 1 meter from the fulcrum. How far away
from the fulcrum, in meters, must a 5-kilogram mass be placed to keep the system in equilibrium?
ANSWER: 5
7) Math – Multiple Choice When a pair of parallel lines is cut by a transversal, 8 angles are formed. If one of these
angles measures 145 degrees, how many of the other 7 angles also measure 145 degrees?
W) 1
X) 2
Y) 3
Z) 4
ANSWER: Y) 3
7) Math – Short Answer If b and c satisfy the system of equations 6b + 7 = 12c and
2b – 5c = 4, what is c?
ANSWER: –19/3 (ACCEPT: –6 1/3)
8) Life Science – Multiple Choice Which of the following is NOT a nucleic [new-CLAY-ik] acid?
W) DNA
X) RNA
Y) ATP
Z) DNR
ANSWER: Z) DNR
8) Life Science – Short Answer What stage of cellular respiration involves the net conversion of glucose to two
pyruvate [pie-ROO-vate] molecules?
ANSWER: GLYCOLYSIS
9) Physical Science – Multiple Choice Water ice floats because its density is less than liquid water at the same
temperature. Which of the following intermolecular forces best explains this effect?
W) Covalent [koh-VAY-lent] bonding
X) Ionic bonding
Y) Hydrogen bonding
Z) London forces
ANSWER: Y) HYDROGEN BONDING
9) Physical Science – Multiple Choice A beaker of water is placed in a vacuum chamber and the chamber evacuated.
Which of the following will NOT happen?
W) The water begins to boil
X) The water heats up
Y) The water cools down
Z) The water freezes
ANSWER: X) THE WATER HEATS UP
10) Earth and Space – Short Answer How many constellations are currently officially recognized?
ANSWER: 88
10) Earth and Space – Short Answer Who was the first American woman to fly in space?
ANSWER: SALLY RIDE
11) Energy – Multiple Choice Which of the following areas of the United States has the most potential for geothermal
energy?
W) Northeast
X) Southeast
Y) Northwest
Z) Southwest
ANSWER: Y) NORTHWEST
11) Energy – Short Answer Mirrors are molded into what shape to capture and concentrate solar energy in trough-type
solar thermal installations?
ANSWER: PARABOLA (ACCEPT: PARABOLIC)
12) Physical Science – Multiple Choice Which of the following best describes quantum tunneling?
W) A particle crosses a potential barrier without surmounting it
X) A particle rests at equilibrium in a potential well
Y) A particle switches quantum numbers spontaneously
Z) A particle disobeys the exclusion principle
ANSWER: W) A PARTICLE CROSSES A POTENTIAL BARRIER WITHOUT SURMOUNTING IT
12) Physical Science – Short Answer What antimatter particle will annihilate with an electron?
ANSWER: POSITRON (ACCEPT: ANTI-ELECTRON)
13) Physical Science – Short Answer An atom of what isotope has a nucleus that contains eight protons and ten
neutrons?
ANSWER: OXYGEN-18
13) Physical Science – Short Answer How many neutrons are in an atom of carbon 14?
ANSWER: 8
14) Math – Short Answer How many centimeters is 35 millimeters?
ANSWER: 3.5 (ACCEPT: 3 ½)
14) Math – Short Answer What is the area of a right triangle with hypotenuse of length 7 and one leg of length 5?
ANSWER: 5√6
15) Earth and Space – Short Answer Identify all of the following three mountains that are volcanoes:
1) Mt. Fuji; 2) Pike’s Peak; 3) Mt Mazama.
ANSWER: 1 AND 3
15) Earth and Space – Short Answer Order the following Jovian satellites, from largest to smallest:
1) Io; 2) Callisto; 3) Europa; 4) Ganymede.
ANSWER: 4, 2, 1, 3
16) Energy – Short Answer Today’s nuclear power reactors convert about 4 percent of the potential energy in their fuel
to make electricity. A new class of fuel being developed at DOE National Labs may increase this amount to 20 percent. In
doing so, by what factor would the efficiency of the process be multiplied?
ANSWER: 5
16) Energy – Short Answer Short Answer What were the two metal components of the first battery designed by
Alesandro Volta?
ANSWER: ZINC AND SILVER (DO NOT ACCEPT: ZINC AND COPPER)
17) Math – Short Answer What is 52 – 25?
ANSWER: –7
17) Math – Short Answer What is the distance between the points (2, –5) and (–7, 8)?
ANSWER: 5√10
18) Life Science – Multiple Choice In humans, chemical digestion of protein does NOT occur in which of the
following areas?
W) Stomach
X) Small intestine
Y) Brush border
Z) Mouth
ANSWER: Z) MOUTH
18) Life Science – Multiple Choice Which of the following best describes the role of NADPH in the process of
photosynthesis?
W) Source of high energy phosphate
X) Oxidizing agent
Y) Reducing agent
Z) Acceptor of high energy phosphate
ANSWER: Y) REDUCING AGENT
19) Math – Short Answer In degrees, what is the supplement of a 27-degree angle?
ANSWER: 153
19) Math – Short Answer What is the prime factorization of 294?
ANSWER: 2∙3∙72
20) Physical Science – Short Answer A brick sliding on a frictionless surface collides with a second stationary object.
After the collision both objects move off with the same velocity. This is known as what type of collision?
ANSWER: INELASTIC
20) Physical Science – Multiple Choice For the redox reaction of tin(II) and iron(III) to produce tin(IV) and iron(II),
the sum of the coefficients of the balanced reaction is:
W) 0
X) 4
Y) 6
Z) 10
ANSWER: Y) 6
21) Earth and Space – Multiple Choice What is thought to drive plate tectonics?
W) Earth’s magnetic field
X) Mantle convection
Y) Gravitational influence of the Sun
Z) Tides
ANSWER: X) MANTLE CONVECTION
21) Earth and Space – Multiple Choice Which of the following materials could potentially be found directly underneath
a perched water table?
W) Sand
X) Clay
Y) Gravel
Z) Silt
ANSWER: X) CLAY
22) Life Science – Short Answer What process do eukaryotic [YOU-care-ee-AW-tic] cells use to divide into two
identical daughter cells?
ANSWER: MITOSIS
22) Life Science – Short Answer What eukaryotic [YOU-care-ee-AW-tic] cellular organelle [organ-ELL] is the
location of the Krebs cycle?
ANSWER: MITOCHONDRION
23) Earth and Space – Short Answer What is the term for rocks or layers of sediment that are permeable to water, and
are located below the water table?
ANSWER: AQUIFER
23) Earth and Space – Short Answer Meltwater streams leaving glaciers tend to be very cloudy. What is present in the
water causing the cloudy appearance?
ANSWER: ROCK FLOUR (ACCEPT: GLACIAL FLOUR, DO NOT ACCEPT: SEDIMENT)
