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Anatomy of Flowering Plants
Tissue Systems – Xylem (Primary Xylem: Endarch and Exarch)
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Concepts tested
- exarch xylem in roots
All Questions
2023 1 question
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Given below are two statements: Statement I: Endarch and exarch are the terms often used for describing the position of secondary xylem in the plant body. Statement II: Exarch condition is the most common feature of the root system. In the light of the above statements, choose the correct answer from the options given below:
Endarch and exarch describe primary xylem, and roots are exarch.
In roots, the protoxylem lies towards periphery and metaxylem lies towards the centre. Such arrangement of primary xylem is called exarch. Endarch and exarch xylem are the terms used for primary xylem.
