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Fill in the blanks : In …1… the protox...

Fill in the blanks :
In …1… the protoxylem lies towards the periphery and metaxyleml lies towards the centre. Such arrangement of primary xylem is called …2..
In …3… the protoxylem lies towards th centre (pith) and the metaxylem lies twoards the periphery. This type of primary xylem is clled ..4..

A

1-roots,3-stems,2-endarch,4-exarch

B

1-roots,3-stems, 4-endarch,2-exarch

C

3-roots,1-stems,2-endarch,4-exarch

D

3-roots, 1-stems,4-endarch, 2-exarch

Text Solution

Verified by Experts

The correct Answer is:
B
In roots the protoxylem lies towards the peiphery and metaxylem lies towards the center . Such arrangement of porimary xylme is called exarcxh.
In stems sthe protoxylem lies towards the centre (pith) and athe meatxylem lies towards the periphery This type opf proimary xylem is calle endarch.
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