Home
Class 12
BIOLOGY
Rhizosphere microflora exhibits:...

Rhizosphere microflora exhibits:

A

Parasitism

B

Symbiosis

C

commensalism

D

Space parasitism

Text Solution

Verified by Experts

The correct Answer is:
B
Some books include rhizosphere under commensalism (Verma and Aggrawal). The living roots continuously diffuse various metabolic products, which are sources of nutrition for the micro- organisms.
Promotional Banner

Topper's Solved these Questions

  • NEURAL CONTROL AND COORDINATION

    TRUEMAN BIOLOGY|Exercise MCQ|235 Videos

  • PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|157 Videos

Similar Questions

Explore conceptually related problems

Cockroach exhibits

A matchbox exhibits :

Alcohol exhibit

Cnidarians exhibit

Ctenophores exhibit

A fruitfly exhibiting

TRUEMAN BIOLOGY-ORGANISMS AND POPULASTIONS -Multiple Choice Questions
  1. Study the four statement (i-iv) given below and select the two correct...

    Text Solution

    |

  2. Which one of the following is most appropriately defined?

    Text Solution

    |

  3. Rhizosphere microflora exhibits:

    Text Solution

    |

  4. Large Woody vines are more commonly found in:

    Text Solution

    |

  5. Considered the following four conditions (A-D) and select the correct ...

    Text Solution

    |

  6. Which one of the following is categorised as a parasite in true sense

    Text Solution

    |

  7. Consider the following statements (a-d) each with one or two blanks: ...

    Text Solution

    |

  8. Tenebrinoid beetles are famous for

    Text Solution

    |

  9. A few organisms which can tolerate heat are called

    Text Solution

    |

  10. Under unfavourable conditions many zooplankton species in lakhs and po...

    Text Solution

    |

  11. The number of individuals of the population who left the habitat and g...

    Text Solution

    |

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

    Text Solution

    |

  13. The logistic population growth is expressed by the equation

    Text Solution

    |

  14. The feature of the xerophytic plant leaves are (I) Leathery surface ...

    Text Solution

    |

  15. Major ecological community of plants and animals extending over large ...

    Text Solution

    |

  16. Organisms restricted to narrow range of temperature are

    Text Solution

    |

  17. Adapative measure to protect against extreme heat by poikilotherms is

    Text Solution

    |

  18. A sedentary sea anemone gets attached to the shell lining of hermit cr...

    Text Solution

    |

  19. A biologist studied the population of rats in a barn. He found that th...

    Text Solution

    |

  20. Just as a person moving from Delhi to Shimla to escape the heat for th...

    Text Solution

    |