NEET Biology Anatomy Of Flowering Plants Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Anatomy Of Flowering Plants Topic Based

Question & Answer Discuss:

In older trees, the greater part of secondary xylem is dark brown due to the deposition of

(a) Oil and gums

(b) Tannins and resins

(c) Aromatic substance and essential oil

(d) All of these

Answer: (d)

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