Abiogenesis occurred about how many billion years ago?

  • A
    $1.2$ billion
  • B
    $1.5$ billion
  • C
    $2.5$ billion
  • D
    $3.5$ billion

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Similar Questions

What did $S.L.$ Miller observe in his experimental set-up?

Inorganic evolution means

Read the following statements and find out the correct ones:
$A.$ Spontaneous generation theory was approved once and for all.
$B.$ Pasteur showed that in pre-sterilized flasks,life did not come from killed yeast.
$C.$ Oparin observed the formation of amino acids by creating electric discharge in a closed flask.
$D.$ Life appeared $500$ million years before the formation of the earth.

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Which of the following experiments suggests that simple living organisms did not arise spontaneously from non-living matter?

Match the following columns:
Column-$I$Column-$II$
$(X)$ Earth$(1)$ $20$ billion years
$(Y)$ Universe$(2)$ $4.5$ billion years
$(Z)$ Non-cellular life$(3)$ $3.0$ billion years

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