According to cosmozoic theory for origin of life, life comes on earth from other planets in space in the form of
1. Spores
2. Seeds
3. Gametes
4. All of these
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Subtopic: Other Theories of Origin of Life | Origin of Life |
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The theory that living organisms on the earth came from outer space is based on the study of
1. Igneous rocks
2. Sedimentary rocks
3. Meteorites
4. Moon soil
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Subtopic: Cosmic Evolution | Other Theories of Origin of Life |
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What did S. L. Miller observe in his earliest experimental set-up?
1. Formation of sugars and nitrogenous bases
2. Formation of amino acids
3. Formation of pigments
4. Formation of Fats
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Subtopic: Examples of Chemical Evolution | Urey & Miller Experiment |
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S.L. Miller conducted an experiment in 1953 to support the
1. Theory of spontaneous generation
2. Biogenesis
3. Chemical evolution of life
4. Natural selection
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Subtopic: Examples of Chemical Evolution | Urey & Miller Experiment |
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All of the following conditions were present on early earth, except
1. High temperature
2. Volcanic storms
3. Oxidising atmosphere
4. Reducing atmosphere
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Subtopic: Examples of Chemical Evolution | Origin of Life |
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