UPCAT Simulated Exam: Quiz!
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- 1.The layer of gas covering the earth is called:
- A.
Atmosphere
- B.
Hydrosphere
- C.
Lithosphere
- D.
Troposphere
- 2.The speed of light has been calculated to be 186,000.
- A.
Feet per second
- B.
Kilometers per second
- C.
Miles per second
- D.
Meters per second
- 3.A distance of one mile is about:
- A.
1 kilometer
- B.
16 kilometers
- C.
160 kilometers
- D.
1.6 kilometers
- 4.The largest object in the solar system is:
- A.
A star
- B.
A planet
- C.
An asteroid
- D.
A meteor
- 5.Which of the following is most responsible for erosion?
- A.
Radioactivity
- B.
The outer core
- C.
Rivers
- D.
Asteroids
- 6.Which of the following is most responsible for earthquakes?
- A.
The magnetic field
- B.
An imbalance in the crust
- C.
The speed of light
- D.
The atmosphere
- 7.When a scientist uses the process of reasoning, it means that he
- A.
Makes a lucky guess
- B.
Does not need to make observations
- C.
Makes inferences on the basis of observations
- D.
Does not need to make a hypothesis
- 8.An instrument that is used to map the ocean floor is called?
- A.
A hydrograph
- B.
A SONAR
- C.
A hydroscope
- D.
Hydrometer
- 9.When scientists refer to the hydrosphere, they mean:
- A.
Air above the earth
- B.
Moisture of the air
- C.
Mantle on the earth
- D.
Water of the earth
- 10.Chemical elements that are usually present in only very small amounts are called?
- A.
Radio elements
- B.
Trace elements
- C.
Scarce elements
- D.
Radioactive elements
- 11.The Milky Way is a
- A.
Nebula
- B.
Star cluster
- C.
Galaxy
- D.
Constellation
- 12.The brightest star in the sky other than our sun is:
- A.
Polaris
- B.
Betelgeuse
- C.
Sirius
- D.
Orion
- 13.A scale of temperature that uses absolute zero, the lowest possible temperature for its zero points is called
- A.
Fahrenheit scale
- B.
Kelvin scale
- C.
Celsius scale
- D.
Cepheid scale
- 14.The force of attraction between the earth and the moon is called
- A.
Gravity
- B.
Inertia
- C.
Relativity
- D.
Equivalence
- 15.The moon’s gravity is _____________ that of the earth’s.
- A.
1/2
- B.
1/3
- C.
1/5
- D.
1/6
- 16.Which of the following did Sir Isaac Newton discover?
- A.
Laws of elliptical orbit
- B.
Penicillin
- C.
Law of gravitation
- D.
Solar prominence
- 17.Why is it warmer in regions near the equator?
- A.
Regions near the equator have thicker atmosphere.
- B.
Regions near the equator get vertical rays from the sun.
- C.
Light is changed to heat faster near the equator.x
- D.
There is more pollution in that area.
- 18.What is the important animal hormone responsible for the control of glucose levels in the blood?
- A.
Thyroxine
- B.
Cortisol
- C.
Prostaglandin
- D.
Insulin
- 19.A 1,000-kilogram car traveling with a velocity of +20. meters per second decelerates uniformly at -5.0 meters per second2 until it comes to rest. What is the total distance the car travels as it decelerates to rest?
- A.
10 m
- B.
20 m
- C.
40 m
- D.
80 m
- 20.What yellowish-orange compound belonging to the vitamin B complex is used to treat pernicious anemia? It is synthesized in the intestinal bacteria and occurs in green plants, fresh fruit, liver, and yeast. Its formula is C19H19N7O6.
- A.
Riboflavin
- B.
Cobalamin
- C.
Inositol
- D.
Folic acid
- 21.The reaction 2H2O(l) --> 2H2O(g) + O2(g) is forced to occur by use of an externally applied electric current. This procedure is called
- A.
Neutralization
- B.
Esterification
- C.
Electrolysis
- D.
Hydrolysis
- 22.A student calculated the percent by mass of water in a sample of BaCl2 * H2O to be 16.4% but the accepted value is 14.8%. What was the student’s percent error?
- A.
(14.8/16.4)*100%
- B.
(16.4/14.8)*100%
- C.
(1.6/14.8)*100%
- D.
(14.8/1.6)*100%
- 23.The symmetrical structure of the CH4 molecule is due to the fact that the four single bonds between carbon and hydrogen atoms are directed toward the corners of a:
- A.
Triangle
- B.
Tetrahedron
- C.
Square
- D.
Rectangle
- 24.How much work is done on a downhill skier by an average braking force of 9.8 X 102 newtons to stop her in a distance of 10 meters?
- A.
1.0 X 10^1 J
- B.
9.8 X 10^1 J
- C.
1.0 X 10^3 J
- D.
9.8 X 10^3 J
- 25.What is the absence of measurable electrical resistance in certain substances at temperatures close to zero degrees Kelvin?
- A.
Resistivity
- B.
Conductivity
- C.
Malleability
- D.
Superconductivity
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