Home
Class 12
BIOLOGY
Quote two examples from the plant kingdo...

Quote two examples from the plant kingdom to explain that embryological evidences which support the theory of evolution.

Text Solution

Verified by Experts

(a) Presence of filamentous protonema in the development of a moss proves their algal ancestry. (b) Presence of flagellated sperm and water dependency for fertilisation in gymnosperms like Cycas and Ginkgo prove their evolution from pteridophyte-like ancestors.
Promotional Banner

Topper's Solved these Questions

  • EVOLUTION

    MODERN PUBLICATION|Exercise REVISION EXERCISES-(III. SHORT ANSWER TYPE-I QUESTIONS)(Two mark each),(B. QUESTIONS FROM CBSE EXAMINATIONS : )|11 Videos

  • EVOLUTION

    MODERN PUBLICATION|Exercise REVISION EXERCISES-(IV. SHORT ANSWER TYPE-II QUESTIONS)(Three mark each),(A. QUESTIONS FROM STATE BOARD EXAMINATIONS :)|49 Videos

  • EVOLUTION

    MODERN PUBLICATION|Exercise REVISION EXERCISES-(II.VERY SHORT ANSWER TYPE QUESTIONS)(One mark each),(B. QUESTIONS FROM CBSE EXAMINATIONS :)|18 Videos

  • ECOSYSTEM

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - D) (Case - Based Short Answer Type Questions)|5 Videos

  • HUMAN HEALTH AND DISEASES

    MODERN PUBLICATION|Exercise Chapter Practice Test|2 Videos

Similar Questions

Explore conceptually related problems

List two evidences of mutation theory of evolution.

Describe in brief the embryological evidences in support of organic evolution

Describe palaeontological evidences in support of biological evolution.

Explain modern synthetic theory of evolution.

Explain De Vries mutation theory of evolution

who disapproved the theory of embryological evidence as to the evidence of evolution ?

Discuss the anatomical or embryological evidences of biological evolution

von Bear supports the theory of evolution on the basis of

MODERN PUBLICATION-EVOLUTION-REVISION EXERCISES-(III. SHORT ANSWER TYPE-I QUESTIONS)(Two mark each),(A. QUESTIONS FROM STATE BOARD EXAMINATIONS :)
  1. Write short note on vestigial organs.

    Text Solution

    |

  2. Quote two examples from the plant kingdom to explain that embryologica...

    Text Solution

    |

  3. Write down the examples of evolution by anthropogenic actions.

    Text Solution

    |

  4. Write about Neanderthal man.

    Text Solution

    |

  5. What did Darwin mean by Fitness ?

    Text Solution

    |

  6. Write the features of Homo habilis and H. erectus.

    Text Solution

    |

  7. What is adaptive radiation ? Give one example.

    Text Solution

    |

  8. What is Industrial melanism ?

    Text Solution

    |

  9. The above shown picture are beaks of a particular type of bird seen in...

    Text Solution

    |

  10. What is meant by geological time scale? Why is it necessary to determi...

    Text Solution

    |

  11. Homologous and Analogous Organs

    Text Solution

    |

  12. What do you understand by the terms allopatric speciation and sympatri...

    Text Solution

    |

  13. What is adaptive radiation ? Describes it by giving example of Darwin...

    Text Solution

    |

  14. What is Miller and Urey experiment?

    Text Solution

    |

  15. What is meant by industrial melanism ?

    Text Solution

    |

  16. Differentiate between divergent and convergent evolution. Give one exa...

    Text Solution

    |

  17. What do you mean by connecting links? Give one example.

    Text Solution

    |

  18. Explain the meaning of 'ontogeny repeats phylogeny '

    Text Solution

    |

  19. Define divergent and convergent evolution.

    Text Solution

    |

  20. Write any two factors affecting Hardy Weinberg principle.

    Text Solution

    |