Origin of Life
Origin of Life: Overview
The origin of life is considered a unique event in the history of the universe. This topic highlights the theories and experiments related to the origin of life.
Important Questions on Origin of Life
Name the hypothesis proposed by Kant to explain the origin of the solar system, whether it is biogenesis or Nebular?
In Miller-Urey experiment, the ratio of the methane, ammonia and hydrogen was
Panspermia hypothesis and biogenesis are the same.
Which theory states that life originated from the precursors present in space?
Follow the three column matching and find out the correct combinations
| S. No | Item | Component | Equivalent to |
| I) | Primordial atmosphere | Reducing atmosphere | |
| II) | Spark chamber | Electrodes | Lightning |
| III) | Condenser | Cool water | Simulation of rain |
| IV) | Aqueous solution | Amino acids | Chemical origin of life |
Theory of abiogenesis was conclusively disproved by
Which of the following is not the work of the mentioned scientist?
a) Georges Lemaitre first suggested the Big Bang Theory in the
b) Solar System originated from a nebula was first proposed by Johannes Kepler
c) Haldane proposed that the primordial sea served as a vast chemical laboratory powered by solar energy
d) Louis Pasteur showed that in pre-sterilised flasks, life came from killed yeast while in another flask open to air, new living organisms did not arise from 'killed yeast'.
The most accepted theory, named big-bang theory is proposed by Abbe Lemaitre in .
Fill in the blank with the correct option provided in the bracket.
The first oxygenic photosynthetic organisms were _____(Mycoplasma/Rhodobacter/Cyanobacteria).
Fill in the blank with the correct option provided in the bracket.
'Theory of Biogenesis' was supported by _____(Louis Pasteur/Lamarck/Weisman).
Oxygen or Nitrogen was absent in the atmosphere of primitive earth?
Name the single landmass from which different continents have originated.(Pangaea/Panthalassa/Galapagos)
What kind of atmosphere was existing on primitive earth?
Which of the following theory states that, the life originated on the earth from non-living matter?
Meteorites struck the barren earth and cosmozoa were released which helped in the development of creatures. This was explained by
