Home
Class 12
BIOLOGY
Thorns, spines and prickles work as in ...

Thorns, spines and prickles work as ___ in plants .

A

Respiratory organs

B

Excretory organs

C

Organs of offense

D

Defensive organs

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MORPHOLOGY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise SECTION-C OBJECTIVE TYPE QUESTIONS|105 Videos

  • MORPHOLOGY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise SECTION-D ASSERTION-REASON TYPE QUESTIONS|10 Videos

  • MORPHOLOGY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise ASSIGEMENT SECTION-A OBJECTIVE TYPE QUESTIONS|50 Videos

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -D) (Assertion -Reason Type Questions)|20 Videos

  • NEURAL CONTROL AND COORDINATION

    AAKASH INSTITUTE|Exercise Assignment SECTION - D (Assertion-Reason Type Questions )|10 Videos

Similar Questions

Explore conceptually related problems

Thons, spines and prickles are

Thorns and spines are -

Thorns differ from prickles in

Which one has prickles

Arms, spines and pedicellaria are absent in

Prickles of Rose are

Thorns differ from prickles in having

Thorns in cactus and tendrils in pea plants are called______ organs.

Hugo de Vries worked on the plant

[A] : Thorns may bear nodes and internodes in some plants. [R] : Thorns are modified stems as they arise in the axil of a leaf or at the apex a branch.

AAKASH INSTITUTE-MORPHOLOGY OF FLOWERING PLANTS-SECTION-B OBJECTIVE TYPE QUESTIONS
  1. Which is not a modification of stem ?

    Text Solution

    |

  2. Reticulate venation is the feature of dicots but some monocots also ex...

    Text Solution

    |

  3. Thorns, spines and prickles work as in plants .

    Text Solution

    |

  4. Leaflet tendril and entire leaf tendril are found in respectively.

    Text Solution

    |

  5. Select an incorrect match

    Text Solution

    |

  6. Which of the following is not the modification of leaf?

    Text Solution

    |

  7. Select a correct set.

    Text Solution

    |

  8. Inflorescence with thick , fleshy axis and large-colored bract is

    Text Solution

    |

  9. Bisexual sessile and bracteates flowers developing acropetally in

    Text Solution

    |

  10. Which kind of inflorescence is shown in the figure given below?

    Text Solution

    |

  11. Find the odd one (w.r.t. inflorescence axis elongation)

    Text Solution

    |

  12. The type of inflorescence characterized by having dimorphic flower is

    Text Solution

    |

  13. In Head or Capitulum inflorescence

    Text Solution

    |

  14. Monoadelphous condition and pentacarpellary ovary are present in

    Text Solution

    |

  15. A. Citrus and Ricinus have synandrous condition. B. In epitepalous c...

    Text Solution

    |

  16. Presence of staminode is characteristic feature of

    Text Solution

    |

  17. Match the following {:("Column I","Column II"),("a.Amphisarca","(i)A...

    Text Solution

    |

  18. Find incorrect matching

    Text Solution

    |

  19. Most common fruits of fabaceae and brassicaceae are respectively

    Text Solution

    |

  20. In Coriandrum, the prolongation of thalamus beyond the carpel is calle...

    Text Solution

    |