Practice Test Discussion

Q)

Arrange the following zones of roots from apex to base

A) Growth & Elongation

B) Maturation

C)
 Root apex

D) Piliferous


  • Explanation

    The following are the zones of root arranged from apex to base

    A) Root apex

    B) Growth & Elongation

    C) piliferous

    D) Maturation Zone

    Hence option 4 is correct

    (Root apex: The tip of the root is covered by a thimble-like special structure called the root cap. It protects the tender apex of the root from injury as it makes its way through the soil. Growth & Elongation :Secondary growth occurs in this region and The cells of the elongation zone gradually differentiate and mature. Hence,the region just above thee longation region is called the region of maturation Piliferous Root :The region where the hair grows is also called as piliferous zone. Maturation: The cells of the elongation zone gradually differentiate and mature. Hence, the region just above the elongation region is called the region of maturation. The region of maturation helps the plant in fixation and conduction of water and minerals)

    For more details click the links below...

    Characteristics and functions of Root

    Modifications of Root

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