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NTA Abhyas NEET2020BotanyAnatomy of Flowering PlantsPractice

Which of the following statements are the functions of a medullary ray in plants? (i) Storage of food (ii) Secondary growth (iii) Transmission of water and food (iv) Seat of origin of inter-fascicular cambium

Options

  1. Ai, ii and iii
  2. Bi, iii and iv
  3. Cii, iii and iv
  4. DOnly i and iii

Correct answer

B. i, iii and iv

Step-by-step solution

Medullary or pith rays are essential for the radial conduction of the water, minerals and other organic substances. They transport the substances from center to periphery. These rays are also known as vascular rays or pith rays. They are also the site of origin of inter-fascicular cambium.

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