Home
Class 12
BIOLOGY
Collenchyma is a type of mechanical tiss...

Collenchyma is a type of mechanical tissue but it is not as efficient as sclerenchyma. However, it has certain advantages like

A

it offers no resistance to the growing organs

B

it has no cellulose In the cell wall

C

it is flexible

D

It has the power of growth, it offers no resistance to the growing organs and is not flexible

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ANATOMY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise Section C Previous Year Questions|61 Videos

  • ANATOMY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise Section D Assertion-Reason Type Questions|10 Videos

  • ANATOMY OF FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION A (OBJECTIVE TYPE QUESTIONS)|50 Videos

  • ANIMAL KINGDOM (CHORDATES)

    AAKASH INSTITUTE|Exercise Assignment (Section-D)|10 Videos

Similar Questions

Explore conceptually related problems

Assertion: Parenchyma and collenchyma tissues act as mechanical tissue to plants. Reason: Parenchyma and collenchyma form an important part of the bark of trees.

(i) What is mechanical advantage? (ii) Define efficiency of a machine.

If the two-pulley system is 75% efficient, what is its mechanical advantage?

Select incorrect feature(s) from (a)-(d) regarding collenchyma tissue. (a) Living mechanical tissue (b) Absent in monocots (c) May be photosynthetic (d) Living non-mechanical tissue

Assertion : Sclerenchyma fibres constitute the major mechanical tissue of the plants. Reason : The cells are thick walled and are made up of lignin.

Obtain the relation between mechanical advantage, velocity ratio and efficiency.

In the following figure : What is the efficiency of this pulley system if the mechanical advantage is 3?

Which types of connective tissue has fibreless matrix ?

AAKASH INSTITUTE-ANATOMY OF FLOWERING PLANTS -ASSIGNMENT SECTION B Objective Type Questions
  1. According to histogen theory, stem epidermis is derived from

    Text Solution

    |

  2. (A) According to Clowes roots apex consists of an inverted cup like st...

    Text Solution

    |

  3. Collenchyma is a type of mechanical tissue but it is not as efficient ...

    Text Solution

    |

  4. Isodiametric sclereids, found in hard endocarp of coconut and fleshy p...

    Text Solution

    |

  5. Main wate-condicuting element of xylem in homoxylous plants is

    Text Solution

    |

  6. In trees, death of protoplasts is essential for a vital function such ...

    Text Solution

    |

  7. Find set of cells connected by pit fields between their common longitu...

    Text Solution

    |

  8. In old sieve tubes at the end of growing season, which of the followin...

    Text Solution

    |

  9. Parenchymatous structure with intercellular spaces is

    Text Solution

    |

  10. Select correct features w.r.t. trichomes in shoot system Usually uni...

    Text Solution

    |

  11. The pericycle of roots is never sclerenchymatous because it

    Text Solution

    |

  12. Tissue commonly known as passport point or biological check post is ch...

    Text Solution

    |

  13. Seat of origin of lateral root and formation of cork cambium are featu...

    Text Solution

    |

  14. Centripetal and centrifugal xylems are important features of

    Text Solution

    |

  15. Memebers of Winteracae, Tetracentraceae and trochodendraceae

    Text Solution

    |

  16. Which of the following vascualr bundles are always open?

    Text Solution

    |

  17. The vascular bundlies in the stems of several dicots are conjoint, col...

    Text Solution

    |

  18. Which is not true for monocot stem ?

    Text Solution

    |

  19. Vascular bundles are conjoint, collateral, endarch and lack cambium be...

    Text Solution

    |

  20. Select a set having correct match

    Text Solution

    |