Home
Class 12
BIOLOGY
Transport proteins of root endodermal ce...

Transport proteins of root endodermal cells are control points where a plant adjusts the (A)____ and (B)_____ of solutes that reach the xylem.

Text Solution

Verified by Experts

The correct Answer is:
A-quantity
B-types
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

transport proteins of endodermal cells are control point where a plant adjusts the quantity and types of solutes that reach the xylem. Root endodermis is able to actively transport ions in one direaction only becaouse of the layer of .

Transport proteins of __________ are control points , where a plant adjusts the quantity and types of solutes that reach the xylem.

Transport proteins of __________ are control points , where a plant adjusts the quantity and types of solutes that reach the xylem.

What are the control points in plants where quantity and type of solutes reaching the xylem is adjusted ?

The endodermal cells have few transport proteins embedded in their plasma membrane .

In roots, which tissue layer acts as control point for solutes and allow the passage of ions in one direction only?

Which of the following statement are false ? (a) Most cells are tiny with volume range of 1-100 nm^(3) (b) Some cells have microvilli to increases the absorptive surface area (c) All cells arise from pre-existing cells (d) In plants, translocation of solutes is performed by xylem vessels and tracheids (e) According to cell theory, all cells arise from abiotic material

Consider the following statements (A) Plant cells have centrioles which are absent in almost all animal cells (B) Ribosomes are the site of protein synthesis (C) The middle lamella is a layer made of calcium carbonate which holds the different neighbouring cells together (D) In animal cell, steroidal hormones are synthesised by smooth endoplasmic reticulum Of the above statements

Write in a logical sequence Cortical cells, roots hair, soil water, endodermis, xylem (entry of water into the plant from the soil).

Consider the following statement (A) In a dicot root, the vascular bundles are collateral and endarch (B) The inner most layer of cortex in a dicot root is endodermis (C) In a dicot root, the phloem masses are separated from the xylem by parenchymatous cells that are known as the conjunctive tissue Of these statement given above

ALLEN-TRANSPORT IN PLANTS-EXERCISE
  1. The evolution of the C(4) photosynthetic system is probably one of the...

    Text Solution

    |

  2. Most of the minerals enter into the cytoplasm of epidermal cells of ...

    Text Solution

    |

  3. Transport proteins of root endodermal cells are control points where a...

    Text Solution

    |

  4. Unloading of mineral ions occur at the fine vein endings through (A) ...

    Text Solution

    |

  5. Some of the nitrogen travels as (A) but much of it is carried in the (...

    Text Solution

    |

  6. During early spring roots act as a (A) of food while buds of trees act...

    Text Solution

    |

  7. The direction of movement in the phloem is (A) while in the xylem move...

    Text Solution

    |

  8. Hormones or plant growth regulators and other chemical stimuli are als...

    Text Solution

    |

  9. Compounds from storage organs are never re-exported

    Text Solution

    |

  10. Diffusion is the only means of gaseous movement within plant body

    Text Solution

    |

  11. Energy expenditure takes place in diffusion

    Text Solution

    |

  12. The diffusion rate depends on the size of the substances

    Text Solution

    |

  13. Diffusion is a slow process and is not dependent on a living system.

    Text Solution

    |

  14. Facilitated diffusion and active transport both shows transport satura...

    Text Solution

    |

  15. Like enzymes, carrier proteins are not very specific to respective tra...

    Text Solution

    |

  16. Facilitated diffusion and active transport both are affected by inhibi...

    Text Solution

    |

  17. Water is essential for all physiological activities of the plant and p...

    Text Solution

    |

  18. The protoplasm of the cells is nothing but water in which different mo...

    Text Solution

    |

  19. Terrestrial palnts take up huge amount of water but very less is evapo...

    Text Solution

    |

  20. Most herbaceous plants have only about 10 to 15 percent of it's fresh ...

    Text Solution

    |