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Questions and Answers
Life originated during the first billion years of the history of our planet.
Life originated during the first billion years of the history of our planet.
True (A)
Paleontologists study the history of life on Earth.
Paleontologists study the history of life on Earth.
True (A)
Life first appeared on Earth within the last few million years.
Life first appeared on Earth within the last few million years.
False (B)
Primordial soup hypothesis states that life began from a series of chemical reactions triggered by an external energy source
Primordial soup hypothesis states that life began from a series of chemical reactions triggered by an external energy source
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The external energy sources that could have triggered the chemical reactions include lightning strike and ultraviolet (UV) light
The external energy sources that could have triggered the chemical reactions include lightning strike and ultraviolet (UV) light
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The primordial soup hypothesis suggests that life began in a warm pond on Earth's surface
The primordial soup hypothesis suggests that life began in a warm pond on Earth's surface
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