1) Toss Up - Math - Short Answer
What is the equation of a line that has a slope of 4 and a y-intercept of 5?
ANSWER: `y = 4x + 5`1) Bonus - Math - Short Answer
What is the greatest common factor for the numbers 63 and 273?
ANSWER: 212) Toss Up - Biology - Multiple Choice
All of the following are characteristic of amphibians EXCEPT:
W) moist skin
X) the absence of scales
Y) metamorphosis
Z) live in salt water
2) Bonus - Biology - Multiple Choice
What is the name of the blood vessels to the legs?
W) mesenteric
X) coronary
Y) renal
Z) iliac
3) Toss Up - Biology - Short Answer
Bacterial transduction is primarily caused by the transference of what specific biological substance?
ANSWER: DNA3) Bonus - Biology - Short Answer
Name all of the following 4 organisms that are human ectoparasites: Plasmodium ovale; Ascaris; Trichinella spiralis (read as: Trick-ih-nel-la spear-rah-liss); Ixodes (read as: icks-OH-dees)
ANSWER: IXODES4) Toss Up - Biology - Multiple Choice
Which of the following is NOT an autoimmune disease:
W) lupus
X) rheumatoid arthritis
Y) most cases of Addison’s disease
Z) post prandrial (pronounced: PRAN-dree-al) distension
4) Bonus - Biology - Multiple Choice
A protein’s tertiary structure is most strongly influenced by:
W) ATP synthetase (pronounced: SIN-the-tase)
X) imbedding in the plasma membrane
Y) ionic and hydrogen bonds between R groups
Z) the quaternary structure
5) Toss Up - Math - Multiple Choice
A point with coordinates (3,5) is rotated 90 degrees clockwise about the point (2,1) and is then reflected across the y-axis. What are the coordinates of the resulting image?
W) (-5,-3)
X) (-4,0)
Y) (-6,0)
Z) (-5,-1)
5) Bonus - Math - Multiple Choice
AC=BD=(AB)(sqrt(2)) [AC equals BD equals AB times the square root of 2]
W) The circumcircle of ABC is centered at the midpoint of AC
X) The midlines of ABCD are perpendicular
Y) The perpendicular bisectors of AB and CD are the same line
Z) None of the above.
6) Toss Up - Biology - Multiple Choice
In turtles and crocodiles, the lungs are divided into many
W) alveoli.
X) small chambers.
Y) air sacs.
Z) bronchi.
6) Bonus - Biology - Multiple Choice
In the heart of a toad, oxygen-rich and oxygen-poor blood
W) mix in the right atrium.
X) mix in the left atrium.
Y) mix in the ventricle.
Z) do not mix.
7) Toss Up - Biology - Multiple Choice
When activated, mast cells release
W) antibodies.
X) histamines.
Y) interferon.
Z) cyclosporine.
7) Bonus - Biology - Multiple Choice
Asthma is an allergic reaction in which
W) smooth muscles around lung passageways contract.
X) suppressor T-cells and helper T-cells die.
Y) histamine production decreases.
Z) antihistamine production increases.
8) Toss Up - Computer Science - Short Answer
What is the unit of measure that signifies one billion bytes?
ANSWER: GIGABYTE8) Bonus - Computer Science - Multiple Choice
Which of the following is a nonvolatile memory storage device?
W) flash memory
X) bubble memory
Y) battery-packed CMOS
Z) all of the above
9) Toss Up - Chemistry - Multiple Choice
Which of the following is NOT a step in balancing a redox reaction in an acidic solution?
W) Write the unbalanced net ionic equation
X) Determine which atoms are oxidized and which atoms are reduced
Y) Balance each half-reaction for O by adding hydroxide (OH-) to the side with less oxygen z) Balance each half-reaction for H by adding H+ to the side with less H
9) Bonus - Chemistry - Short Answer
When a certain powder is mixed into a solution of silver nitrate, a white precipitate forms. When the powder is added to a solution of sodium hydroxide, bubbles form, which produce a noxious odor. These bubbles, when bubbled into a solution of nickel (II) hydroxide, produce a drastic color change from green to dark blue. What is the identity of this powder?
ANSWER: AMMONIUM CHLORIDE (ACCEPT: FLUORIDE, BROMIDE, OR IODIDE IN PLACE OF CHLORIDE)10) Toss Up - Physics - Short Answer
A jet traveling at 800 kilometers per hour has how many more times the kinetic energy than the same jet traveling at -> that speed?
ANSWER: 4 TIMES10) Bonus - Physics - Short Answer
What color would be produced when mixing magenta and cyan pigments?
ANSWER: BLUE11) Toss Up - Physics - Multiple Choice
What is the maximum current through an inductor with an inductive reactance of 1,000 Ohms and a maximum voltage of 10 Volts?
W) 0.001 Amps
X) 0.01 Amps
Y) 0.1 Amps
Z) 1 Amp
11) Bonus - Physics - Short Answer
What is the name of a circuit device that uses an inductor with AC current to block high frequencies but let lower ones pass through?
ANSWER: LOW-PASS FILTER12) Toss Up - Chemistry - Short Answer
What is the name of a mixture of metals?
ANSWER: Alloy12) Bonus - Chemistry - Short Answer
What is the name given to all Group 16 elements?
ANSWER: Chalcogens13) Toss Up - Physics - Multiple Choice
The fundamental forces of nature are most correctly given as:
W) gravitational, electromagnetic, strong interactive, weak interactive
X) chemical, mechanical, friction and atomic
Y) gravitational, electromotive, magnetic, atomic
Z) graviton, photon, lepton, hadron
13) Bonus - Physics - Short Answer
The throbbing caused by sounds of slightly different frequencies that results because of periodic constructive and destructive interference is called:
ANSWER: BEATS (ACCEPT: BEATING)14) Toss Up - Energy - Multiple Choice
Which of the following is NOT a correct definition of Net Ecosystem Production (NEP)?
W) It is equal to Gross Primary Production (GPP) minus the total energy used by all organisms in the system for respiration
X) It is a measure of total biomass accumulation during a period of time
Y) Its value determines whether an ecosystem is gaining or losing carbon over time
Z) On average, it is about one-half of the value of Gross Primary Production (GPP)
14) Bonus - Energy - Short Answer
Which country has the most zoned reserves in the world?
ANSWER: Costa Rica15) Toss Up - Math - Multiple Choice
If `log_x(81) = 6` (read: the log base x of 81 equals 6), then x is equal to:
W) 3
X) 9
Y) 40181
Z) `9^1/3` (read: the cube root of 9)
15) Bonus - Math - Multiple Choice
If i = the square root of -1, then i to the 4098th power is:
W) i
X) -i
Y) 1
Z) -1
16) Toss Up - Chemistry - Multiple Choice
Which of the following molecules would have the smallest molarenthalpy of vaporization?
W) Water
X) Formaldehyde
Y) Methane
Z) Ammonia
16) Bonus - Chemistry - Multiple Choice
Which of the following is NOT generally true of reaction equilibria:
W) if the temperature of an exothermic reaction is raised, the equilibrium shifts to the left
X) the equilibrium constants for forward and reverse reactions are the reciprocals of each other
Y) pure liquids appear in the equilibrium expression but pure solids do not
Z) an equilibrium constant greater than 1 means that the reaction favors products at equilibrium
17) Toss Up - Math - Short Answer
Bethany and Charlene are 7 years apart in age. In two years, Charlene will be twice Bethany’s age. What is Bethany’s current age?
ANSWER: 517) Bonus - Math - Short Answer
Evaluate `y = 5x^2 + 4x^3 + 12` (read as: 5x squared plus 4 x cubed plus 12) when x = -2.
ANSWER: 018) Toss Up - Math - Short Answer
What is the sum of the interior angles of a 6-sided polygon?
ANSWER: 720°18) Bonus - Math - Short Answer
Find the solution set of the following equation: `2/(2x - 3) = 2/(4x + 1)`
ANSWER: -219) Toss Up - Physics - Multiple Choice
What phenomenon refers to the heat-induced flow of charge carriers from a surface or over a potential barrier?
W) Heat flow
X) Electrodynamic lava
Y) Thermionic emission
Z) Temperature gradient
19) Bonus - Physics - Short Answer
Which thermionic emission specifically refers to the boiling of electrons off of a hot cathode into a vacuum?
ANSWER: EDISON EFFEC20) Toss Up - Physics - Multiple Choice
For a given time interval, when is the average velocity of an object equal to the instantaneous velocity for every time in the interval:
W) never
X) always
Y) only when the velocity is changing at a constant rate
Z) only when the velocity is constant
20) Bonus - Physics - Multiple Choice
In a tug-of-war, each person on a team pulls with an average force of 500 newtons. What is the tension in the center of the rope if there are 10-man teams on each side:
W) 0 newtons
X) 2,500 newtons
Y) 5,000 newtons
Z) 10,000 newtons
21) Toss Up - Math - Short Answer
The sine of theta is negative if the angle terminates in what two Quadrants of the Cartesian coordinate system?
ANSWER: III AND IV (ACCEPT: 3 AND 4 OR 3rd AND 4)21) Bonus - Math - Short Answer
To the nearest whole number, calculate the maximum height that could be attained for the following equation, where height at time t is given by the equation: `y = 3t^2 - 3t + 15`
ANSWER: 14 (Solution: y' = 6t - 3; t = 1/2 ; y = 3(.5)^2 - 3(.5) + 15; y = 14.25)22) Toss Up - Earth Science - Multiple Choice
When drilling a well, if we wish to find a reliable supply
of groundwater, we search for an:
W) aquiduct
X) aquifer
Y) aquitard
Z) aquaberm
22) Bonus - Earth Science - Short Answer
What is the name for the North Atlantic Ocean current which moves southeastward along the east coasts of Baffin Island, Labrador, and Newfoundland?
ANSWER: LABRADOR CURRENT23) Toss Up - Math - Multiple Choice
Which of the following angles would be located in Quadrant III of a rectangular coordinate system:
W) 2/3 rev
X) -60°
Y) 60°
Z) 0.8 rev
23) Bonus - Math - Short Answer
In the following number sequence, what are the values for a, b and c: a, b, 14, 26, 50, c
ANSWER: a = 5; b = 8; c = 9824) Toss Up - Computer Science - Multiple Choice
What type of display screens permit the computer to manipulate
pixels on the screen individually rather than as blocks?
W) Bitmapped
X) Active mapped
Y) SVGA
Z) Character-mapped
24) Bonus - Computer Science - Multiple Choice
Which of the following monitors has the highest resolution?
W) VGA
X) SVGA
Y) EGA
Z) XGA
25) Toss Up - Physics - Multiple Choice
As a particle’s momentum increases:
W) its wavelength decreases
X) its kinetic energy decreases
Y) its frequency decreases
Z) its frequency stays the same
25) Bonus - Physics - Short Answer
A cylinder partly full of liquid mercury rotates along its axis for a long period of time. What is the shape created by the inner surface of the liquid mercury?
ANSWER: PARABOLOID