Home
Class 12
BIOLOGY
Coralloid roots of Cycas has...

Coralloid roots of Cycas has

A

Anabaena

B

Azolla

C

Mycorrhizae

D

Rhizopus

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PLANT KINGDOM

    PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS|36 Videos

  • PLANT KINGDOM

    PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS|36 Videos

  • PLANT GROWTH AND DEVELOPMENT

    PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS|17 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    PHYSICS WALLAH|Exercise NEET Past 10 Years Questions|62 Videos

Similar Questions

Explore conceptually related problems

The coralloid root of Cycas has Anabaena (BGA), this type of association is called

Coralloid roots of Cycas are useful in

Coralloid roots of Cycas are

Coralloid roots of Cycas is distinguished from angiosperm roots by

The coralloid roots of Cycas have:

Coralloid roots of Cycas possess a symbiotic alga

[A] : Coralloid root of Cycas is confined to bacterial zone. [R] : Nucleus is absent in young sieve cells .

Which organism remains associated with coralloid roots of Cycas ? What is the nature of association and what function does the organism perform inside the Cycas roots ?

Assertion : In cycas, nitrogen fixation is found Reason : In coralloid roots of cycas, cyanobacteria present

PHYSICS WALLAH-PLANT KINGDOM-LEVEL-2
  1. Oogonia of Thallophyta differs with archegonia of bryophyta :-

    Text Solution

    |

  2. Choose the true statement:

    Text Solution

    |

  3. In some algae, one large, non-motile female gamete fuse with smaller, ...

    Text Solution

    |

  4. Which of the following is not correctly matched?

    Text Solution

    |

  5. The unique feature of Bryophytes compared to other green plant groups ...

    Text Solution

    |

  6. A leafy gametophyta plant with multicellular rhizoids and sporophyte d...

    Text Solution

    |

  7. Bryophyta like to grow in moist places because:

    Text Solution

    |

  8. Bryophyta are ecologically important plants as they are :-

    Text Solution

    |

  9. Which of the following is deemed to be vital in the development of see...

    Text Solution

    |

  10. In bryophyta, organs are referred to as "Leaf like' and 'Stem like' an...

    Text Solution

    |

  11. Adiantum is called "walking fern" due to

    Text Solution

    |

  12. Aquatic fern which supports the growth of blue green alge, Anabaena an...

    Text Solution

    |

  13. Presence of motile stage in life cycle & requirement of water as a med...

    Text Solution

    |

  14. Coralloid roots of Cycas has

    Text Solution

    |

  15. Double fertilization and triple fusion are characteristic of:-

    Text Solution

    |

  16. Blue green algae store food in the form of alpha-granules and beta-gra...

    Text Solution

    |

  17. Match the columns I and II, and choose the correct combination from th...

    Text Solution

    |

  18. In Phaeophyceae, the gametes are

    Text Solution

    |

  19. The life cycle of Ectocarpus and Polysiphonia is:

    Text Solution

    |

  20. Which one of the following is not an ecological of moss plants?

    Text Solution

    |