Origin of Life Theories

What did the Miller Urey experiment prove?

• Provided the first evidence that inorganic molecules like DNA or RNA needed for life could be formed from organic components like oxygen or hydrogen

• Provided the first evidence that organic molecules like oxygen or hydrogen needed for life could be formed from inorganic components like DNA or RNA

• Provided the first evidence that light was needed for life to be formed

• Provided the first evidence that dust is needed for life to be formed

How long time was create the life in the earth?

• 4500 million years ago

• 4600 million years ago

• 3800 million years ago

• 700 million years ago

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NGSS.HS-LS4-2

What is the postulate of the panspermia theory?

• The transfer or living beings from the earth to other planets

• The oceans contained large quantities of complex organic substances that served as building blocks for the first living beings

• The living organisms would have arrived in meteorites or comets from the space to the earth

• The life forms arise spontaneously from inanimate or inert matter.

What is the spontaneous generation?

• The life forms arise after creating organic matter

• The life forms arise spontaneously from inanimate or inert matter

• The life forms arise spontaneously from microorganism

• The life forms arise after multiple chemical reactions

What was the conclusion of the Redi’s experiment?

• The flies were created by the decomposing meat.

• The flies were created from their eggs

• The flies were created from sweaty shirts.

• The flies were created by the hot broth.

What is the Big bang theory?

• States that life emerged from microorganisms evolving from organic matter

• States that all of the current and past matter in the Universe came into existence by evolution

• States that all of the current and past matter in the Universe came into existence at the same time after a big explosion

• States that life emerged from spontaneous generation

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What was involved in the Miller Urey experiment?

• Water (oceans)

• Sparks (thunder storms)

• Fire (volcans)

• Vegetation (plants)

Which experiments showed the exposure to fresh air was the cause of microorganism growth?

• Francesco Redi's experiment

• Louis Pasteur's experiment

• The Miller Urey experiment

• The panspermia

What is Abiogenesis?

• Life from Life

• Non-Life from Life

• Life from Non-Life

• Life

Which is the theory you liked the most?

• The big bang

• The spontaneous generation

• The panspermia

• Louis Pasteur's and Francesco Redi's theory of life coming from life

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NGSS.HS-ESS1-2