Home
Class 12
BIOLOGY
Assertion: The trichomes in the shoot sy...

Assertion: The trichomes in the shoot system are usually multicelluler.
Reason: The trichomes help in preventing water loss due to evaporation.

A

Secretory

B

Branched

C

Usually unicellular

D

Soft or stiff

Text Solution

Verified by Experts

The correct Answer is:
3
Promotional Banner

Topper's Solved these Questions

  • ANATOMY OF FLOWERING PLANTS

    VMC MODULES ENGLISH|Exercise ENABLE|50 Videos
  • ANATOMY OF FLOWERING PLANTS

    VMC MODULES ENGLISH|Exercise EFFICIENT|49 Videos
  • BIODIVERSITY AND CONSERVATION

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE-B|10 Videos

Similar Questions

Explore conceptually related problems

Trichomes of shoot system

Select true statements - (A) Phloem fibres are generally absent in the primary phloem. (B) Root hairs help in absorption of water and minerals from the soil (c ) Trichome help in preventing water loss due to transpiration.

Assertion : Reptiles can be termed as first true land animals Reason : These are completely independent of water due to the development of internal fertilization and the presence of a special membrane ( amnion) around the developing embryo.

Unrelated character regarding Trichomes in the shoot system is

In the following questions , a statement of assertion (A) is followed by a statement of reason (R). Br A: Epidermal hairs on the stem are called trichomes R: They help in absorption of water los due to transpiration,

How many of the following statements are correct? 1. Conjoint vascular bundles are not present in monocot stem. 2. Casparian strips of endodermis are made of cutin. 3. Pith is large and well developed in monocot roots. 4. Trichome helps in water loss due to transpiration.

Select correct features w.r.t. trichomes in shoot system (a) Usually unicelled (b) Branched or unbranched (c) May be secretory (d) Soft or stiff (e) Helps against transpiration

Assertion: The resin duct in coniferales is schizogenous in origin. Reason: Resin duct helps to retain water as well as seals the injured areas of plants.

Workers in deep mines usually suffer from dehydration because (a) Water is lost due to defecation (b) Water is lost due to evaporation (c) Water is lost along with salts in the form of sweat (d) Water is lost in the form of urine

Assertion : Sometimes insects can walk on water. Reason : The gravitational force on insect is balanced by force due surface tension.

VMC MODULES ENGLISH-ANATOMY OF FLOWERING PLANTS -IMPECCABLE
  1. Assertion: The trichomes in the shoot system are usually multicelluler...

    Text Solution

    |

  2. The length of different internodes in a culm of sugarcane is variable ...

    Text Solution

    |

  3. Velamen is tissue found in 1 mesophytes 2 epiphytes 3 hydroph...

    Text Solution

    |

  4. Tyloses thickenings are seen in

    Text Solution

    |

  5. The annular and spirally thickened conducting elements generally deve...

    Text Solution

    |

  6. In barley stem vascular bundles are

    Text Solution

    |

  7. Palisade parenchyma is absent in leaves of

    Text Solution

    |

  8. Anatomically fairly old dicotyledonous root is distinguished from the ...

    Text Solution

    |

  9. The synthesis of lipids and proteins is associated with 1 sieve tub...

    Text Solution

    |

  10. Examples of lateral meristems are

    Text Solution

    |

  11. Which of the following is true ? 1 Vessels are unicellular and with...

    Text Solution

    |

  12. Which of the following tissues consist of living cells

    Text Solution

    |

  13. Sunken stomata are found in leaves of 1 Trifollium 2 Lemna 3 N...

    Text Solution

    |

  14. Casparian strip is a characteristic feature of

    Text Solution

    |

  15. Desert grasses often roll their leaves due to presence of

    Text Solution

    |

  16. In dicot stem, vascular bundles are

    Text Solution

    |

  17. Which one of the following is not a lateral meristem

    Text Solution

    |

  18. The chief water conducting elements of xylem in gymnosperms are

    Text Solution

    |

  19. heart wood differs from sapwood in

    Text Solution

    |

  20. Ground tissue includes

    Text Solution

    |

  21. The cork cambium, cork and secondary cortex are collectively called

    Text Solution

    |