Home
Class 12
BIOLOGY
On the rocky sea coasts of Scotland, the...

On the rocky sea coasts of Scotland, the larger and competitively superior barnacle Balanus dominates the intertidal area dn excludes the smaller barnacle Chathamalus from that zone. Which kind of interaction is being depicted by this example ?

A

Predation

B

Parasitism

C

Commensalism

D

Competition

Text Solution

Verified by Experts

The correct Answer is:
D
Competition keeps the population of inferior species under check. Superior barnacle, Balanus, nearly excluded the smaller barnacle, Chathamalus. But if Balanus population is reduced, competition is released and Chathamalus populatioon increase.
Promotional Banner

Topper's Solved these Questions

  • MOLECULAR BASIS OF INHERITANCE

    NCERT FINGERTIPS|Exercise Molecular Basis Of Inheritance|151 Videos

  • PRACTICE PAPERS

    NCERT FINGERTIPS|Exercise Practice paper|150 Videos

Similar Questions

Explore conceptually related problems

Use the below pair of names of fill the gaps in the given statement. ''Connell's elegant field experiments showed that on rock sea coasts of Scotland , the larger and competitively superior barnacle ………dominates the intertidal area, and exclude smaller barnacle ........... from that zone''

Read the given examples of animal interactions. (i) An orchid growing as an epiphyte on a mango branch. (ii) Barnacles growing on the back of a whale. (iii) Clown fish living among the stinging tentacles of sea anemone. (iv) Cattle egrets foraging close to the grazing cattle. Which kind of interaction is being cited by these ?

NCERT FINGERTIPS-ORGANISMS AND POPULATION-Organisms And Population
  1. Why you never see cattle or goasts browsing on weed Calotropis ?

    Text Solution

    |

  2. Which of the followinf is not an example of preypredator relationship ...

    Text Solution

    |

  3. On the rocky sea coasts of Scotland, the larger and competitively supe...

    Text Solution

    |

  4. Competitive exclusion principle stating that inferior species is elimi...

    Text Solution

    |

  5. Two different species cannot live for long duration in the same niche ...

    Text Solution

    |

  6. Two species competing for the same resource can avoid competition by c...

    Text Solution

    |

  7. When two similar species live in the same area, they may evolve to bec...

    Text Solution

    |

  8. Which of the following statements is/are correct ?

    Text Solution

    |

  9. In laboratory experiments, two species of the protist Paramecium (spec...

    Text Solution

    |

  10. Read the following statements and select the correct option. Stateme...

    Text Solution

    |

  11. Cowbirds lay their eggs in the nests of smaller birds. The fast-develo...

    Text Solution

    |

  12. Which of the following statements is/are incorrect ? (i) The liver f...

    Text Solution

    |

  13. Read the given examples of animal interactions. (i) An orchid growi...

    Text Solution

    |

  14. An interaction between two individuals where one is benefitted while t...

    Text Solution

    |

  15. Which of the following exhibits mutualism ?

    Text Solution

    |

  16. The plant-animal interactions often involve co-evolution of the mutual...

    Text Solution

    |

  17. The interdependent evolution of flowering plants and pollinating insec...

    Text Solution

    |

  18. Read the following statements and select the correct option. Stateme...

    Text Solution

    |

  19. Which type of interaction is represented by the given figure ?

    Text Solution

    |

  20. Match column I with column II and select the correct option from the g...

    Text Solution

    |