Home
Class 12
BIOLOGY
The enzyme nitrogenase is...

The enzyme nitrogenase is

A

A Cu-Fe protein

B

Found in prokaryotes only

C

An `O_(2)` requiring enzyme

D

Essential to convert `NH_(3)` to `N_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NEET MOCK TEST 16

    NTA MOCK TESTS|Exercise BIOLOGY|90 Videos
  • NEET MOCK TEST 18

    NTA MOCK TESTS|Exercise BIOLOGY|90 Videos

Similar Questions

Explore conceptually related problems

Which mineral helps the enzyme nitrogenase in nitrogen fixation?

The enzyme nitrogenase which is responsible for fixation of nitrogen contains the metal ion

Statement - I: Beijernickia is free living nitrogen fixing bacterium. Statement - II: The enzyme, nitrogenase which is capable of nitrogen reduction is present exclusively in prokaryotes. Statement- III: The root nodules formed in soyabean never establishes a direct vascular connection with the host for exchange of nutrients. Select the suitable option wr.t. statements I to III.

The exzyme nitrogenase which is capable of nitrogen reduction present in

The correct inorganic contact of enzyme nitrogenase is

In biological nitrogen fixation the enzyme nitrogenase converts

Read the following statements and select the correct answer. (i). Rhizobium leguminosarum is also known as Bacillus radicicola. (ii). Nitrifying bacteria (Nitrosomonas, etc.) are chemoautotrops. (iii). Enzyme nitrogenase fixes N_(2) under aerobic condition. (iv). Leghaemoglobin creates aerobic conditions for the enzyme nitrogenase.

Assertion :- Enzyme nitrogenase is highly sensitive to the molecular oxygen. Reason:- O _(2) leads to oxidative denaturation of Fe and Mo-Fe units.

NTA MOCK TESTS-NEET MOCK TEST 17-BIOLOGY
  1. ADH is synthesised by "", released by "" and acts on "".

    Text Solution

    |

  2. Stirred-tank bioreactors have been designed for

    Text Solution

    |

  3. The enzyme nitrogenase is

    Text Solution

    |

  4. Which of the following statements is correct for the 'nodes of Ranvier...

    Text Solution

    |

  5. The plant group that produces spores and embryo but lacks vascular tis...

    Text Solution

    |

  6. There are two plants A and B with respective critical photoperiod of 1...

    Text Solution

    |

  7. In which of the following, this kind of vascular bundle can be seen ?

    Text Solution

    |

  8. Liberation of oxygen when green cells in water are exposed to sunlight...

    Text Solution

    |

  9. HIV causes reduction in or HIV virus affects………. In AIDS patient

    Text Solution

    |

  10. Verxillary aestivation is seen in

    Text Solution

    |

  11. Cyanophycean granules and glycogen granules are examples of

    Text Solution

    |

  12. Which of the following is incorrect about Klinefelter's syndrome ?

    Text Solution

    |

  13. During transcription, DNA site at which RNA polymerase binds is called

    Text Solution

    |

  14. Residual volume is

    Text Solution

    |

  15. Practical significance of taxonomy is

    Text Solution

    |

  16. Coenocytic mycelium is formed in

    Text Solution

    |

  17. Adaptations to plants against dry environmental conditions is // are

    Text Solution

    |

  18. The meristem which occurs in grasses and regenerates parts removes by ...

    Text Solution

    |

  19. Which of following are the steps of genetic engineering ?

    Text Solution

    |

  20. In man the axial skeleton is made up of

    Text Solution

    |