Home
Class 12
BIOLOGY
What type of organs eye of an Octopus an...

What type of organs eye of an Octopus and that of a human called? Give another example from the animal group and one from the plants of such organs.
Name and explain the evolutionery process they exhibit.

Text Solution

Verified by Experts

Analogous organ is found in both octopus and human . For example : wings of butterfly and of birds look alike. They are not anatomically similar structures though they perform similar functions. Similarly in plants : Sweet potato and potato is another example of analogy.
They exhibit convergent evolution : different structures evolving for the same function and hence, having similarity.
Promotional Banner

Topper's Solved these Questions

  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-E|6 Videos
  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise [OUTSIDE DELHI : SET-II] SECTION -A|2 Videos
  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise OUTSIDE DELHI SET III|8 Videos
  • SAMPLE PAPER 2019

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise Section E Part B|3 Videos

Similar Questions

Explore conceptually related problems

What is a vestigial organ? Give one example.

What are organic compounds and how are they classified ? Give two examples of each type.

How did Darwin explain adaptive radiation ? Give another example of animals exhibiting adaptive radiation.

Give one example of organism exhibiting female heterogamety.

What are analogous organs ? Describe with one example from the plant kingdom.

What type of polymerization takes place when a polyester is formed ? Give one example of a polyester and name the monomers from which it is formed.

A plant expressing a gene from another organism is

What aspect of organic evolution is represented by the variation in the breeds of domestic pigeon? Give a similar example from the plants.

Name one organic compound which is acidic as well as reducing agent. Give one example each of the properties.

What is the name given to the nerve impulse that jumps from one node to another.

XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-COMPTT
  1. Excessive and continous use of pesticides has resulted in evolution of...

    Text Solution

    |

  2. Explain with the help of two examples how certain plants have evolved ...

    Text Solution

    |

  3. What type of organs eye of an Octopus and that of a human called? Give...

    Text Solution

    |

  4. With the revolution in information technology, now it has become an in...

    Text Solution

    |

  5. (a) Explain the steps involved in in-vitro fertilisation popularly kno...

    Text Solution

    |

  6. (a) State one difference and one similarity between geitonogamy and ...

    Text Solution

    |

  7. (a) Hershey and Chase carried their experiment in three steps : infect...

    Text Solution

    |

  8. Taking an example of white-winged moths and dark-winged moths of Engla...

    Text Solution

    |

  9. (a) Write the percentage of land area that was covered by forests by t...

    Text Solution

    |

  10. (a) Comment on the pattern in which all communities undergo a change i...

    Text Solution

    |

  11. Name the condition in vertebrates where the body attacks self-cells.

    Text Solution

    |

  12. Write the function of a Bioreactor.

    Text Solution

    |

  13. A colour blind boy is born to a couple with a normal colour vision. Wr...

    Text Solution

    |

  14. Mention any two conditons that enhance the chances of syngamy in organ...

    Text Solution

    |

  15. a) Write the conclusin drawn by Griffith at the end of his experiment ...

    Text Solution

    |

  16. Plants like potato, sugarcane do not require seeds for producing new p...

    Text Solution

    |

  17. Explain the role played by predators in a community.

    Text Solution

    |

  18. Name the first antibiotic discovered and by whom.

    Text Solution

    |

  19. What happens when chromatids fail to segregate during cell division cy...

    Text Solution

    |

  20. ABO blood groups is a good example of co-dominance. Justify.

    Text Solution

    |