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Presence of organic substances in the phloem can be demonstrated by means of ______. -

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Question

Presence of organic substances in the phloem can be demonstrated by means of ______.

Options

  • Defoliation 

  • Grafting 

  • Root pressure

  • Ringing of stem

MCQ
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Solution

Presence of organic substances in the phloem can be demonstrated by means of ringing of stem.

shaalaa.com
Phloem Transport - Pressure Flow Or Mass Flow Hypothesis
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