Astrobiology Session

The Kardashev scale is based on which factor?

• Degree of intelligence

• Energy Consumption

• Control over renewable resources

• Control Over Galaxy

What is the Kardashev Rating of Human Civilisation?

• 0.71

• 0.72

• 0.73

• 0.74

Drake’s Equation is dependent on how many factors?

• 5

• 6

• 7

• 8

What makes Drake’s Equation so unreliable?

• The fact that there is no intelligent life in the universe

• ALL the factors are unreliable

• SOME factors are unreliable

• Drake’s equation is impossible to solve

Suppose a life form could not surpass the great filter beyond the evolutionary stage of building tools. Which of the following argument in the Fermi’s paradox would be violated?

• The intelligent civilisation will try to perform interstellar travel

• There are billions of star in the milky way galaxy

• Most stars in the galaxy have a planetary system

• Age of a lot of planets will exceed that of earth

What should be able to exist on the surface of the planet in the goldilocks zone？

• Oxygen

• Water

• Carbon dioxide

• Methane

Where could not be a possible place for life to exist in our solar system?

• Mars

• Venus

• Europa

• Moon

Which is not a reason that silicon cannot support life

• Lacks ability to form bonds with diverse types of atoms needed for metabolism

• Silicon oxidize to a solid

• Silicon content in space is lower than carbon

• Silicon cannot form double bonds easily

What is a plausible theory to explain how life on earth came about?

• Life forming molecules were formed under conditions of primordial earth

• Life was introduced on earth by asteroids crashing into the earth

• Someone moulded organisms from clay and boom

• The big bang's explosion collided carbon atoms together to create life

What is 6EQUJ5?

• Message encoded in the Wow! Signal

• The frequency of the Wow! Signal

• This has no relation to Wow! Signal

• The change in intensity of the frequency of the Wow! Signal over time