Ascent of sap in plants takes place through (1) Pith (2) Phloem (3) Cambium (4) Xylem Answer : Xylem...
What vascular tissue brings water and minerals to the leaves? a) phloem (pron: flow-em) b) xylem c) cambium d) rhizomes (pron: rye-zom) Answer : ANSWER: B -- XYLEM...
Secondary xylem and phloem in dicot stem are produced by (1) Apical meristems (2) Vascular cambium (3) Phellogen (4) Axillary meristems Answer : (2) Vascular cambium...
The vascular cambium normally gives rise to : (1) Primary phloem (2) Secondary xylem (3) Periderm (4) Phelloderm Answer : 2) Secondary xylem...
Gymnosperms are also called soft wood spermatophytes because they lack (1) Xylem fibres (2) Cambium (3) Phloem fibres (4) Thick-walled tracheids Answer : (4) Thick-walled tracheids...
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