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Polyarch conditions is found inA. monocot rootB. dicot rootC. monocot stemD. dicot stem |
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Answer» Correct Answer - A Depending upon the number of protoxylem elements, the roots are monarch (having single protoxylem group), diarch, triarch, tetrach, pentarch, hexarch and polyarch. The dicot roots show mono to hexarch condition, whereas the monocot roots are hexa to polyarch. When the protoxylem elements lie towards the centre and metaxylem at the periphery, the condition is said to be endarch, e.g. stem. |
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