Podcast
Questions and Answers
What highly reactive radicals condensed to form hydrocarbons in the prebiotic soup?
What highly reactive radicals condensed to form hydrocarbons in the prebiotic soup?
- CH- and CH2- (correct)
- CO2 and H2O
- H2 and O2
- N2 and NH3
Which gases prevailed in the ancient world during the chemical evolution process?
Which gases prevailed in the ancient world during the chemical evolution process?
- Noble gases
- Reduced gases (correct)
- Oxidized gases
- Inert gases
Experimental validation of chemical evolution was done by whom in 1953?
Experimental validation of chemical evolution was done by whom in 1953?
- Albert Einstein and Niels Bohr
- Marie Curie and Pierre Curie
- Stanley Miller and Harold Urey (correct)
- Isaac Newton and Galileo Galilei
What is the term used for the colloidal aggregates of organic molecules surrounded by a water shell?
What is the term used for the colloidal aggregates of organic molecules surrounded by a water shell?
Which type of bacteria synthesized bacterial chlorophyll during biological evolution?
Which type of bacteria synthesized bacterial chlorophyll during biological evolution?
What evolved into true chlorophyll during the formation of oxygenic photoautotrophs?
What evolved into true chlorophyll during the formation of oxygenic photoautotrophs?
What is the proposed theory of the chemical and biological origin of life, also known as the Coacervate theory?
What is the proposed theory of the chemical and biological origin of life, also known as the Coacervate theory?
Which external sources of energy were believed to have played a role in the chemical evolution for the origin of life on Earth?
Which external sources of energy were believed to have played a role in the chemical evolution for the origin of life on Earth?
During Earth's early history, what compound was abundant in the primitive atmosphere but free oxygen was absent?
During Earth's early history, what compound was abundant in the primitive atmosphere but free oxygen was absent?
What process condensed water vapor into rain that eventually formed oceans on early Earth?
What process condensed water vapor into rain that eventually formed oceans on early Earth?
What were the lighter elements that flowed to Earth's surface as it cooled down over millions of years?
What were the lighter elements that flowed to Earth's surface as it cooled down over millions of years?
Which scientists proposed the theory that genetic material originated from inorganic components during the formation of early life on Earth?
Which scientists proposed the theory that genetic material originated from inorganic components during the formation of early life on Earth?
Which theory proposes that all living organisms on Earth are created by a divine power?
Which theory proposes that all living organisms on Earth are created by a divine power?
Baron Georges Cuvier, a French naturalist, is associated with which theory about the origin of life?
Baron Georges Cuvier, a French naturalist, is associated with which theory about the origin of life?
Which theory proposes that life reached Earth from outer space via resistant spores that evolved into different organisms?
Which theory proposes that life reached Earth from outer space via resistant spores that evolved into different organisms?
In the context of the text, who objected to the Cosmozoic theory or Panspermia?
In the context of the text, who objected to the Cosmozoic theory or Panspermia?
Which theory suggests that the earth has been largely shaped by violent, worldwide events and then new life forms arise following these catastrophic events?
Which theory suggests that the earth has been largely shaped by violent, worldwide events and then new life forms arise following these catastrophic events?
Which theory involves the belief that life existed elsewhere in the universe and reached Earth from outer space via resistant spores?
Which theory involves the belief that life existed elsewhere in the universe and reached Earth from outer space via resistant spores?
Flashcards are hidden until you start studying
