The theory that living organisms on the earth came from outer space is based on the study of
Igneous rocks
Sedimentary rocks
Meteorites
Moon soil
Meteorites are pieces of rocks falling on earth from space.
An experiment to prove that organic compounds were the basis of life, was performed by
Which of the following breakup water into hydrogen and oxygen on early earth?
Which of the following were present in prebiotic group?
Who first conducted experiment on evolution to prove biochemical origin of life?
Following are the two statements regarding the origin of life.
$(A)$ The earliest organisms that appeared on the earth were nongreen and presumably anaerobes.
$(B)$ The first autotrophic organisms were the chemoautotrophs that never released oxygen.Of the above statements which one of the following options is correct?
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