1.

    For a long time it was believed that life came out of decaying and rotting matter like straw mud, etc.

    This was the theory of

    A

    Catastrophism

    B

    Abiogenesis

    C

    Panspermia

    D

    Chemogeny

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Abiogenesis

    Related Questions

    1.

    Which of the following was formed in S Miller’s experiment?

    A

    Amino acids

    B

    Nucleic acids

    C

    UV radiations

    D

    Microspheres

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Miller-Urey experiment, origin of life, organic molecules

    2.

    Which one of the following amino acid was not found to be synthesized in Miller’s experiment?

    A

    Glycine

    B

    Aspartic acid

    C

    Glutamic acid

    D

    Alanine

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Miller-Urey experiment, amino acid synthesis

    3.

    According to one of the most accepted theory, the earth atmosphere before any life had originated consists of H2O,H2,NH2{{\rm{H}}_2}{\rm{O}},{{\rm{H}}_2},{\rm{N}}{{\rm{H}}_2} and

    A

    CH4{\rm{C}}{{\rm{H}}_4}

    B

    O2{{\rm{O}}_2}

    C

    N2{{\rm{N}}_2}

    D

    None of these

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Early Earth Atmosphere, Chemical Composition, Origin of Life

    4.

    The first cell like structure was appeared in

    A

    Air

    B

    Mountain

    C

    Ocean

    D

    Soil

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Origin of life, Early Earth environment

    5.

    Abiogenesis first, but biogenesis ever since was said by

    A

    Louis Pasteur

    B

    Charles Darwin

    C

    Alexander Oparin

    D

    Stanley Miller

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :abiogenesis, biogenesis, history of science

    6.

    Which of the following was absent in the atmosphere at the time of origin of life ?

    A

    NH3N{H_3}

    B

    CH4C{H_4}

    C

    H2{H_2}

    D

    O2{O_2}

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Origin of life, Early Earth atmosphere, Atmospheric composition

    7.

    Birbal Sahni was

    A

    Palaeobotanist

    B

    Zoologist

    C

    Ornithologist

    D

    Palaeozoologist

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Biology, Botany, Scientific Classification

    8.

    Which of the following is NOT a key feature of the Oparin-Haldane theory of the origin of life?

    A

    Formation of organic monomers from inorganic gases

    B

    Presence of free oxygen in the early atmosphere

    C

    Polymerization of monomers to form macromolecules

    D

    Coacervates as precursors to the first cells

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Origin of Life, Oparin-Haldane theory, Early Earth Atmosphere

    9.

    Theory of spontaneous generation or abiogenesis was first disproved by

    A

    A R Wallace

    B

    Francisco Redi

    C

    Louis Pasteur

    D

    A I Oparin

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Spontaneous generation, Scientific Method, History of Biology

    10.

    Information molecule to get evolved first on the primitive earth was

    A

    Protein

    B

    DNA

    C

    RNA

    D

    All of these

    Question Tags
    📚 Subject:Zoology
    📑 Chapter:Genetic Evolution
    🎯Topic:Origin Of Life
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Origin of life, RNA world hypothesis, Molecular evolution

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