Home
Class 12
BIOLOGY
The flowering respones of plants can be ...

The flowering respones of plants can be changed by

A

inducing mutations

B

changing photoperiod

C

injection of enzymes

D

somatic hybridisation

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PLANT GROWTH AND DEVELOPMENT

    ARIHANT NEET|Exercise CHAPTER EXERCISES (MEDICAL ENTRANCES SPECIAL FORMAT QUESTIONS )STATEMENT BASED|8 Videos

  • PLANT GROWTH AND DEVELOPMENT

    ARIHANT NEET|Exercise CHAPTER EXERCISES (MEDICAL ENTRANCES SPECIAL FORMAT QUESTIONS ) ASSERTION & REASON|7 Videos

  • PLANT GROWTH AND DEVELOPMENT

    ARIHANT NEET|Exercise CHAPTER EXERCISES (MEDICAL ENTRANCES GALLERY )|77 Videos

  • PLANT BREEDING AND TISSUE CULTURE

    ARIHANT NEET|Exercise Medical entrances gallery (Collection of questions Asked in NEET and Various Medical Entrance Exams)|44 Videos

  • PLANTAE

    ARIHANT NEET|Exercise Chapter Exercises (C Medical entrances gallery)|80 Videos
ARIHANT NEET-PLANT GROWTH AND DEVELOPMENT -CHAPTER EXERCISES ( TAKING IT TOGETHER )
  1. Pomalin is used to enlarge fruits of

    Text Solution

    |

  2. Seed dormancy can be broken by

    Text Solution

    |

  3. The flowering respones of plants can be changed by

    Text Solution

    |

  4. In many plants the change over from vegetative to reproductive phase t...

    Text Solution

    |

  5. In short-day plants, flowering is induced by

    Text Solution

    |

  6. When the dark period of short day plants is intrrupted by a brief expo...

    Text Solution

    |

  7. Plants which daily require shorter period of darkness for flowering ar...

    Text Solution

    |

  8. If a plant produces flower on exposure to alternating exposures of 4 h...

    Text Solution

    |

  9. In short day plants, flowering is inhibited by

    Text Solution

    |

  10. The long-day plants require

    Text Solution

    |

  11. A long day plant flowers only when it is exposed to

    Text Solution

    |

  12. Types of plants that come to flower after exposure to short photoperio...

    Text Solution

    |

  13. If a short-day plant is grown under conditions of long nights and sho...

    Text Solution

    |

  14. If a long-day plant is grown under conditions of long nights and shor...

    Text Solution

    |

  15. The region of the spectrum, which does not cause photoperiodic inducti...

    Text Solution

    |

  16. Photoperiodic stimulus is picked up by

    Text Solution

    |

  17. What is true about phytochrome ?

    Text Solution

    |

  18. The form of phytochrome that promotes the germination of seeds of some...

    Text Solution

    |

  19. Phytochrome was isolated by

    Text Solution

    |

  20. In the long dark phase

    Text Solution

    |