Home
Class 11
BIOLOGY
Which of the following PGRs are categori...

Which of the following PGRs are categorised as plant growth promoters? 

A

Auxin, GA and cytokinin

B

Ethylene and ABA

C

Ethylene, auxin, GA and cytokinin

D

Auxin, GA, ABA and cytokinin

Text Solution

Verified by Experts

The correct Answer is:
A
Ethylene, auxin, GA and cytokinin PGRS are catego rised as plant growth promoters
Promotional Banner

Topper's Solved these Questions

  • PLANT GROWTH AND DEVELOPMENT

    A2Z|Exercise Section A : Topicwise Questions Topic 4 : Physiological Effects Of Plant Growth Regulators (auxins ,|54 Videos

  • PLANT GROWTH AND DEVELOPMENT

    A2Z|Exercise Section A : Topicwise Questions Topic 5 : Photoperiodism And Vernalisation|40 Videos

  • PLANT GROWTH AND DEVELOPMENT

    A2Z|Exercise Section A : Topicwise Questions Topic 2 : Differentiation , Dedifferentiation , Redifferentation And|16 Videos

  • PHOTOSYNTHESIS IN HIGHER PLANTS

    A2Z|Exercise Section D : Chapter End Test|50 Videos

  • PLANT KINGDOM

    A2Z|Exercise Section-d Chapter-end Test|50 Videos

Similar Questions

Explore conceptually related problems

Which of the following are categorised as consumers?

Which one of the following can be categorised as a solution?

Which of the following set is not natural plant growth regulator

Which of the following statements is true related to plant growth

which of the following is not categorised as particulate pollutant ?

Which of the following statement for plant growth is incorrect?

Which of the following PGR shows dual role, growth promotion and growth inhibition:

A2Z-PLANT GROWTH AND DEVELOPMENT-Section A : Topicwise Questions Topic 3 : Plant Growth Regulators (characteristics And The Discovery
  1. Which is correctly matched?

    Text Solution

    |

  2. The PGRs can be broadly divided into two groups based on their functio...

    Text Solution

    |

  3. Which of the following PGRs are categorised as plant growth promoters?

    Text Solution

    |

  4. The PGRs which play an important role in plant responses to wound and ...

    Text Solution

    |

  5. The PGR, ethylene, could fit either the groups-plant growth promoters ...

    Text Solution

    |

  6. The following experiment demonstrate that the

    Text Solution

    |

  7. The discovery of each of the five major groups of PGRs (auxin, GA, cyt...

    Text Solution

    |

  8. Who confirmed the release of a volatile substance from ripening orange...

    Text Solution

    |

  9. Who observed that the coleoptiles of canary grass responded to unilate...

    Text Solution

    |

  10. Auxin was isolated from tips of coleoptiles of

    Text Solution

    |

  11. Who reported the appearance of symptoms of the Bakane disease in uninf...

    Text Solution

    |

  12. In the above observation, the active substances were later identified ...

    Text Solution

    |

  13. Cytokinesis promoting active substance is called kinetin which is iden...

    Text Solution

    |

  14. Who observed that from the internodal segments of tobacco stems the ca...

    Text Solution

    |

  15. During mid-l960s, three independent researchers reported the purificat...

    Text Solution

    |

  16. Bending of stem/coleoptile towards light or shoot of potted plant plac...

    Text Solution

    |

  17. Who first suggested presence of growth regulatory chemicals in plants ...

    Text Solution

    |

  18. Plant grwoth hormones extracted from a fungus and a fish are respectiv...

    Text Solution

    |

  19. Which one of the following is a natural growth inhibitor ?

    Text Solution

    |

  20. Bakane disease of Rice is due to

    Text Solution

    |