Question 1

An organism with an Encephalization Quotient (EQ) of 0.1 is expected to be of

Accepted Answer

A)  the lowest possible intelligence 
B)  above-average intelligence 
C)  average intelligence 
D)  below-average intelligence 
A)  the lowest possible intelligence 
B)  above-average intelligence 
C)  average intelligence 
D)  below-average intelligence

Question 2

Given that our galaxy has a volume of approximately 8 × 1012 ly3, what is the average distance between civilizations if there are currently 1 million intelligent civilizations in our galaxy?

Accepted Answer

A)  1,500 ly 
B)  200 ly 
C)  320 ly 
D)  2,800 ly 
A)  1,500 ly 
B)  200 ly 
C)  320 ly 
D)  2,800 ly

Question 3

Scientists are generally are not involved in research dealing with the possibility of alien visits to Earth because

Accepted Answer

A)  they are simply not interested in the subject 
B)  they have been told not to study this subject by military intelligence 
C)  there is a lack of evidence to suggest there is anything to study 
D)  it is already well known that aliens are visiting the Earth 
A)  they are simply not interested in the subject 
B)  they have been told not to study this subject by military intelligence 
C)  there is a lack of evidence to suggest there is anything to study 
D)  it is already well known that aliens are visiting the Earth

Question 4

Suppose there are a million habitable planets in our galaxy, that one in ten are habitable, that one in a thousand planets with life had at some point had an intelligent civilization, and that one in a hundred civilizations that has ever existed is in existence now. Given this, how many civilizations are in existence now?

Accepted Answer

A)  10 
B)  1 
C)  1000 
D)  100 
A)  10 
B)  1 
C)  1000 
D)  100

Question 5

The most likely method of interstellar communication is similar to which type of communication on Earth?

Accepted Answer

A)  sign language 
B)  telepathy 
C)  Morse code 
D)  the spoken word 
A)  sign language 
B)  telepathy 
C)  Morse code 
D)  the spoken word

Question 6

If we were to intercept a signal from a civilization that was sent to another of its colonies on the other side of the galaxy, this would be an example of

Accepted Answer

A)  a signal used for communication between a civilization's home world and another star system 
B)  a signal used for local communication the world where the intelligent beings exist 
C)  a signal used for communication between a civilization's home world and another planet in its own planetary system 
D)  an intentional signal beacon 
A)  a signal used for communication between a civilization's home world and another star system 
B)  a signal used for local communication the world where the intelligent beings exist 
C)  a signal used for communication between a civilization's home world and another planet in its own planetary system 
D)  an intentional signal beacon

Question 7

An optical SETI signal would most likely consist of

Accepted Answer

A)  using mirrors to reflect light from the surface of a planet 
B)  using a giant disk to block out the light from the parent star 
C)  rapid, short bursts of intense laser light 
D)  a continuous beam of laser light 
A)  using mirrors to reflect light from the surface of a planet 
B)  using a giant disk to block out the light from the parent star 
C)  rapid, short bursts of intense laser light 
D)  a continuous beam of laser light

Question 8

The first scientist to claim to have detected radio communications from another civilization was

Accepted Answer

A)  Heinrich Hertz 
B)  Nikola Tesla 
C)  Thomas Edison 
D)  Guglielmo Marconi 
A)  Heinrich Hertz 
B)  Nikola Tesla 
C)  Thomas Edison 
D)  Guglielmo Marconi

Question 9

About 90% of UFO sightings

Accepted Answer

A)  are hoaxes 
B)  cannot be explained 
C)  are real sightings of alien craft 
D)  can be explained by natural phenomena 
A)  are hoaxes 
B)  cannot be explained 
C)  are real sightings of alien craft 
D)  can be explained by natural phenomena

Question 10

An organism with an Encephalization Quotient (EQ) of 4 is expected to be of

Accepted Answer

A)  above-average intelligence 
B)  average intelligence 
C)  the lowest possible intelligence 
D)  below-average intelligence 
A)  above-average intelligence 
B)  average intelligence 
C)  the lowest possible intelligence 
D)  below-average intelligence

Question 11

After World War II, the U.S. Government spent two decades investigating UFOs because they

Accepted Answer

A)  were themselves developing new types of aircraft and used the official investigation as a cover-up 
B)  thought that they might be new types of aircraft being developed by the Soviet Union 
C)  knew that UFOs were alien craft and used the official investigation as a cover-up 
D)  were afraid that an alien civilization was in the process of invading the Earth 
A)  were themselves developing new types of aircraft and used the official investigation as a cover-up 
B)  thought that they might be new types of aircraft being developed by the Soviet Union 
C)  knew that UFOs were alien craft and used the official investigation as a cover-up 
D)  were afraid that an alien civilization was in the process of invading the Earth

Question 12

Why was the globular cluster M13 selected as the target for the 1974 Arecibo message?

Accepted Answer

A)  globular clusters are the most likely place to find stars with planetary systems 
B)  stars in globular clusters are rich in heavy elements, the building blocks of life 
C)  signals from advanced civilizations have previously been detected coming from this cluster 
D)  globular clusters are densely packed with stars, hence maximizing the probability of interception by an advanced civilization 
A)  globular clusters are the most likely place to find stars with planetary systems 
B)  stars in globular clusters are rich in heavy elements, the building blocks of life 
C)  signals from advanced civilizations have previously been detected coming from this cluster 
D)  globular clusters are densely packed with stars, hence maximizing the probability of interception by an advanced civilization

Question 13

Which of the following physical parameters is NOT under the control of a radio telescope?

Accepted Answer

A)  the direction pointed on the sky 
B)  the bandwidth 
C)  the time of observation 
D)  the band 
A)  the direction pointed on the sky 
B)  the bandwidth 
C)  the time of observation 
D)  the band

Question 14

Given that our galaxy has a volume of approximately 8 × 1012 ly3, what would be the average minimum amount of time to exchange messages between civilizations if there are currently 125,000 intelligent civilizations in our galaxy?

Accepted Answer

A)  800 years 
B)  1,200 years 
C)  200 years 
D)  400 years 
A)  800 years 
B)  1,200 years 
C)  200 years 
D)  400 years

Question 15

The SERENDIP Survey is currently being conducted with which telescope?

Accepted Answer

A)  The Arecibo Telescope 
B)  The Allen Telescope Array 
C)  The Medicina Telescope 
D)  The Very Large Array 
A)  The Arecibo Telescope 
B)  The Allen Telescope Array 
C)  The Medicina Telescope 
D)  The Very Large Array

Question 16

Encephalization Quotient (EQ) values can be estimated for extinct species because

Accepted Answer

A)  there is a linear relationship between the EQ and time, thus allowing extrapolation 
B)  extinct species always have the same EQ value 
C)  by studying their fossilized remains we can estimate their body masses from the size of the remains and their brain masses from the sizes of their cranial cavities 
D)  we can always find similar species in existence today to make measurements of 
A)  there is a linear relationship between the EQ and time, thus allowing extrapolation 
B)  extinct species always have the same EQ value 
C)  by studying their fossilized remains we can estimate their body masses from the size of the remains and their brain masses from the sizes of their cranial cavities 
D)  we can always find similar species in existence today to make measurements of

An organism with an Encephalization Quotient (EQ) of 0.1 is expected to be of

Given that our galaxy has a volume of approximately 8 × 10¹² ly³, what is the average distance between civilizations if there are currently 1 million intelligent civilizations in our galaxy?

Scientists are generally are not involved in research dealing with the possibility of alien visits to Earth because

The most likely method of interstellar communication is similar to which type of communication on Earth?

If we were to intercept a signal from a civilization that was sent to another of its colonies on the other side of the galaxy, this would be an example of

An optical SETI signal would most likely consist of

The first scientist to claim to have detected radio communications from another civilization was

About 90% of UFO sightings

An organism with an Encephalization Quotient (EQ) of 4 is expected to be of

After World War II, the U.S. Government spent two decades investigating UFOs because they

Why was the globular cluster M13 selected as the target for the 1974 Arecibo message?

Which of the following physical parameters is NOT under the control of a radio telescope?

Given that our galaxy has a volume of approximately 8 × 10¹² ly³, what would be the average minimum amount of time to exchange messages between civilizations if there are currently 125,000 intelligent civilizations in our galaxy?

The SERENDIP Survey is currently being conducted with which telescope?

Encephalization Quotient (EQ) values can be estimated for extinct species because

The Science of Life in the Universe

The Universal Context of Life

The Habitability of Earth

The Nature of Life on Earth

The Origin and Evolution of Life on Earth

Searching for Life in Our Solar System

Mars

Life on Jovian Moons

The Nature and Evolution of Habitability

Habitability Outside the Solar System

Interstellar Travel and the Fermi Paradox

Filters

Exam 12: The Search for Extraterrestrial Intelligence

An organism with an Encephalization Quotient (EQ) of 0.1 is expected to be of

Given that our galaxy has a volume of approximately 8 × 1012 ly3, what is the average distance between civilizations if there are currently 1 million intelligent civilizations in our galaxy?

Scientists are generally are not involved in research dealing with the possibility of alien visits to Earth because

The most likely method of interstellar communication is similar to which type of communication on Earth?

If we were to intercept a signal from a civilization that was sent to another of its colonies on the other side of the galaxy, this would be an example of

An optical SETI signal would most likely consist of

The first scientist to claim to have detected radio communications from another civilization was

About 90% of UFO sightings

An organism with an Encephalization Quotient (EQ) of 4 is expected to be of

After World War II, the U.S. Government spent two decades investigating UFOs because they

Why was the globular cluster M13 selected as the target for the 1974 Arecibo message?

Which of the following physical parameters is NOT under the control of a radio telescope?

Given that our galaxy has a volume of approximately 8 × 1012 ly3, what would be the average minimum amount of time to exchange messages between civilizations if there are currently 125,000 intelligent civilizations in our galaxy?

The SERENDIP Survey is currently being conducted with which telescope?

Encephalization Quotient (EQ) values can be estimated for extinct species because

The Science of Life in the Universe

The Universal Context of Life

The Habitability of Earth

The Nature of Life on Earth

The Origin and Evolution of Life on Earth

Searching for Life in Our Solar System

Mars

Life on Jovian Moons

The Nature and Evolution of Habitability

Habitability Outside the Solar System

Interstellar Travel and the Fermi Paradox

Filters

Given that our galaxy has a volume of approximately 8 × 10¹² ly³, what is the average distance between civilizations if there are currently 1 million intelligent civilizations in our galaxy?

Given that our galaxy has a volume of approximately 8 × 10¹² ly³, what would be the average minimum amount of time to exchange messages between civilizations if there are currently 125,000 intelligent civilizations in our galaxy?