Home
Class 12
BIOLOGY
A free living, nitrogen-fixing cyanobact...

A free living, nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is

A

Tolypothrix

B

Chlorella

C

Nostoc

D

Anabaena

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION

    AAKASH SERIES|Exercise Exercise - II|22 Videos

  • LOCOMOTION AND MOVEMENT

    AAKASH SERIES|Exercise EXERCISE -III(PREVIOUS AIPMT/NEET QUESTIONS)|26 Videos

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH SERIES|Exercise Exercise-III (Previous AIPMT/NEET Questions) (AFMC)|5 Videos

Similar Questions

Explore conceptually related problems

Nitrogen fixing cyanobacterium present in fern Azolla is

A nitrogen-fixing microbe associated with Azolla in rice fields is

Which one of the following microbes forms symbiotic association with plants and helps in their nutrition?

Which one of the following is free living, nitrogen fixing cyanobacterium ?

Free living organism is which fixes nitrogen is -

The free living bacteria that fixes nitrogen is

The animals which can live both on land and water ………

Nitrogen can also be fixed as nitrates by -

Read the following four statements (A-D) Both , A) Photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane B) In dicot stems , a new cambium originates from cells of pericycle at the time of secondary growth C)Statements in flowers of Glorious and Petumia are polyndrous D) Symbiotic nitrogen-fixers occurs in free living state How many of the above statement are right ?

AAKASH SERIES-MINERAL NUTRITION-Exercise - III
  1. The deficiencies of micronutrients, not only affects growth of plants ...

    Text Solution

    |

  2. Dough kept overnight in warm weather become soft and spongy because of

    Text Solution

    |

  3. A free living, nitrogen-fixing cyanobacterium which can also form symb...

    Text Solution

    |

  4. A nutritionally wild type organisms, which does not required any addit...

    Text Solution

    |

  5. The major role of minor elements inside living organisms is to act as

    Text Solution

    |

  6. Which one of the following mineral elements plays an important role in...

    Text Solution

    |

  7. Stomata of a plant open due to

    Text Solution

    |

  8. Boron in green plants assists in

    Text Solution

    |

  9. Grey speck of Oats' caused by the deficiency of

    Text Solution

    |

  10. The major protion of the dry weight of plants comprises of

    Text Solution

    |

  11. Choose the correct match Bladderwort sundew, vensufly trap

    Text Solution

    |

  12. The plants grown in magnesium deficient but urea sprayed soil would sh...

    Text Solution

    |

  13. Passive absorption of minerals depend on

    Text Solution

    |

  14. Enzyme involved in nitrogen fixation

    Text Solution

    |

  15. In plants inulin and pectin are

    Text Solution

    |

  16. Which aquatic fern performs nitrogen fixation ?

    Text Solution

    |

  17. Zinc as a nutrient is used by the plants in the form of

    Text Solution

    |

  18. Which of the following is a free living aerobic non-photosynthetic nit...

    Text Solution

    |

  19. The core metal of chlorophyll is

    Text Solution

    |

  20. Which of the following is not caused by deficiency of mineral nutritio...

    Text Solution

    |