How many years ago did abiogenesis occur?

The theory of abiogenesis or spontaneous generation was finally disapproved by

Which of the following statements is incorrect regarding Miller's experiment?

In the experiment conducted by Urey and Miller and similar experiments, which of the following components were obtained at the end?
$I -$ Sugars, $II -$ $DNA$, $III -$ Amino acids (Proteins), $IV -$ Nitrogen bases
$V -$ Pigments, $VI -$ Fats

An experiment to prove that organic compounds were the basis of life was performed by

Seed ferns originated in