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Primary root is the direct elongation of...

Primary root is the direct elongation of the

A

Pedical

B

Radicle

C

Plumule

D

Stamen

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • In majority of the dicotyledonous plant the direct elongation of the radicle leads to the formation of

    A
    primary root which grows inside the soil
    B
    lateral roots that are referred to as secondary roots
    C
    root cap that covers the apex of root
    D
    root hair that absorb water and minerals form the soil

  • Select correct statements from the following: a. In the majority of the dicotyledonous plants, the direct elongation of the radicle leads to the formation of the primary root. b. In monocotyledonous plants, the primary root is short-lived and is replaced by a large number of roots. These roots originate from the lowermost node of the stem and constitute the fibrous root system. c. Adventitious roots are found in Monstera and banyan tree. d. The fibrous root system is found in wheat and mustard plants.

    A
    a and c only
    B
    a, b and c only
    C
    a, c and d only
    D
    All of the above

  • Root apical meristem and shoot apical mentem are responsible for the growth of plants and principally contribute to the elongation of the plants along their axis. This growth is called

    A
    Primary growth
    B
    Indeterminate growth
    C
    Secondary growth
    D
    Both B and C

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    How many statement is/are true? i. The primary root and its branches constitute the tap root system. ii. In monocot the primary root is short lived. iii. The root that arises from other part of the plane other than radicle is called adventitious root

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