Anatomy and Morphology of Plants
Tracheids differ from other tracheary elements in
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Single Choice
The water cavity in the xylem of maize stem is?
ASchizolysigenously formed from protoxylem
Correct Answer
BLysigenously formed from protoxylem
CSchizogenously formed from metaxylem
DLysigneously formed from metaxylem
Solution
Schizolysigenous formed from protoxylem.
In vascular bundles the lowermost protoxylem vessels and xylem parenchyma cells dissolve forming a water containing schizolysigenous cavity called protoxylem cavity or lacuna or lysigenous cavity.Xylem functions as a conducting tissue for water and minerals from roots to the stem and leaves.It is composed of tracheids, vessels, xylem fibres and xylem parenchyma.
SIMILAR QUESTIONS
Anatomy and Morphology of Plants
All the xylem elements, when mature, are dead except
Anatomy and Morphology of Plants
Match column I with column II and select the correct option from the given codes. Column I Column II Vessels Cells are living, with thin cellulosic cell walls Tracheids Cells possess highly thickened walls with obliterated central lumen Xylem fibres Individual members are interconnected through perforations in their common walls Xylem parenchyma Elongated tube-like cells with thick, lignified walls and tapering ends
Anatomy and Morphology of Plants
In conifers fibres are likely to be absent in
Anatomy and Morphology of Plants
A vessel less piece of stem possessing prominent sieve tubes would belong to
Anatomy and Morphology of Plants
Conducting cells called ________ elements are the part of xylem where water and minerals are transported.
Anatomy and Morphology of Plants
In pteridophytes and gymnosperms the xylem tissue consists mainly of
Anatomy and Morphology of Plants
Name the different components of xylem and draw the living component of it.
Anatomy and Morphology of Plants
Xylem transports _____ and ______ from soil.
Anatomy and Morphology of Plants
Mention if the following statement is true (T) or false (F) The older xylem tissue does not participate in transport
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