Home
Class 12
BIOLOGY
Darwin proposed that new species evolve ...

Darwin proposed that new species evolve from ancestral forms by the `:`

A

accumulation of mutations

B

struggle for limited resources

C

inheritance of acquired adaptation to the environment

D

gradual accumulation of adaptations to changing environment

Text Solution

Verified by Experts

The correct Answer is:
d
Promotional Banner

Topper's Solved these Questions

  • ORGANIC EVOLUTION

    GRB PUBLICATION|Exercise SPECIATION|22 Videos

  • MICROBES IN HUMAN WELFARE

    GRB PUBLICATION|Exercise Assertion-Reason Type Questions|49 Videos

  • ORGANISMS AND ENVIROMENT

    GRB PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|248 Videos

Similar Questions

Explore conceptually related problems

New species develop due to

Darwin proposed the theory of origin of species by

Neo-Darwinism believes that new species develop through :

Neo-Darwinism believes that new species develop through

Formation new species from pre-existing ones is

Darwine wrote 'Origin of Species' in

Assertion :- Australian marsupials can be taken as an example of adaptive radiation. Reason :- A number of marsupials, evolved from an ancestral stock, but all within the Australian island continent.

GRB PUBLICATION-ORGANIC EVOLUTION -REPRODUCTIVE ISOLATION
  1. Which of the follownig is an example of postzygotic reproductive barri...

    Text Solution

    |

  2. To Cuvier, the difference in fossils from different strata were eviden...

    Text Solution

    |

  3. Darwin proposed that new species evolve from ancestral forms by the :

    Text Solution

    |

  4. The best description of natural selection is :

    Text Solution

    |

  5. The evolution of similar characters in genetically unrelated species a...

    Text Solution

    |

  6. The classical example of adaptive radiation in development of new spec...

    Text Solution

    |

  7. the chance of elimination of genes from a small populaton is an exampl...

    Text Solution

    |

  8. The spread of genes from one breeding populatoni to another by migrati...

    Text Solution

    |

  9. Two organs which are similar in structure and origin, but not necessar...

    Text Solution

    |

  10. An important evidence in favour of organic evolution is the occurrence...

    Text Solution

    |

  11. Which of the following is vestigial organ in human?

    Text Solution

    |

  12. Hardy -Weinberg equilibrium operates in absence of :

    Text Solution

    |

  13. Hardy-Weinberg principle explains :

    Text Solution

    |

  14. The non- directional force that alters Hardy-Weinberg equilibrium is :

    Text Solution

    |

  15. Fossil bird having reptilian character evolved during which period ?

    Text Solution

    |

  16. Jurassic period of the Mesozoic era is characterised by

    Text Solution

    |

  17. Which one of the following is not a living fossil Or Missing link ...

    Text Solution

    |

  18. Adaptation is a type of :

    Text Solution

    |

  19. The mutation (mechanism of origin of variations ) was suggested by :

    Text Solution

    |

  20. Match the following (GRBOBJBIOIINDC56E01426Q01)

    Text Solution

    |