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MCQ 7.Evolution / अध्याय : विकास

MCQ Test ( Pick Most appropriate One )

  • Q:1

    According to Darwin the mechanism of evolution is

  • A
    Inheritance of maternal characters
  • B
    Natural Selection
  • C
    Inheritance of acquired characters
  • D
    Inheritance of paternal characters
  • Q:2

    Life on earth appeared about_______billion years back.

  • A
    Two
  • B
    Four
  • C
    Six
  • D
    Eight
  • Q:3

    Analogous structures are those which are

  • A
    Structurally similar
  • B
    Functionally similar
  • C
    Normally non-functional
  • D
    Both a and b
  • Q:4

    The first theory of organic evolution was proposed by

  • A
    Lamarck
  • B
    Darwin
  • C
    Hugo-de-Vries
  • D
    Hardy-weinberg
  • Q:5

    Among Australian marsupials, each is different from the other within the Australian island. They are the examples of

  • A
    Adaptive radiation
  • B
    Diverging radiation
  • C
    Imperative radiation
  • D
    Converging radiation
  • Q:6

    The forelimbs of whales, bats and humans are the examples of

  • A
    Divergent evolution
  • B
    Convergent evolution
  • C
    Vibrant evolution
  • D
    Imperative evolution
  • Q:7

    The modern theory of organic evolution is based on

  • A
    Natural selection
  • B
    Genetic variation
  • C
    Reproductive isolation
  • D
    All of the above
  • Q:8

    According to deVries saltation is

  • A
    Single step large mutation
  • B
    Single step small mutation
  • C
    Multiple step large mutation
  • D
    Multiple step small mutation
  • Q:9

    At the time of formation of galaxies of the present day universe, the gases condensed mainly due to

  • A
    Colder climate
  • B
    Low energy density
  • C
    Gravitational effect
  • D
    Formation of clouds
  • Q:10

    The earliest fossil form in the phylogeny of Horse is

  • A
    Merychippus
  • B
    Mesohippus
  • C
    Eohippus
  • D
    Equus