Arrange the following plants in ascending order based on the number of xylem strands in their roots.
I. Trapa II. Pisum III. Castanea IV. Nicotiana
I < II < III < IV
II/IV < I < III
III < I < II < IV
IV < III < II < I
Related Questions
A living component of xylem element is?
Xylem tracheids
Xylem vessels
Xylem fibres
Xylem parenchyma
The chief water conducting elements of xylem in gymnosperms are
Vessels
Fibres
Transfusion tissue
Tracheids
Arrange the following plants in ascending order based on the number of xylem strands in their roots.
I. Trapa II. Pisum III. Castanea IV. Nicotiana
I < II < III < IV
II/IV < I < III
III < I < II < IV
IV < III < II < I
Which element of xylem is the characteristic feature of angiosperms?
Tracheids
Phloem
Vessels
Xylem fibre
Which of the following correctly describes the xylem arrangement in a dicot root?
Endarch
Exarch
Mesarch
Centerarch
If the protoxylem is located towards the center of the vascular bundle, the arrangement is termed:
Endarch
Exarch
Centrifugal
Centripetal
Generally xylem vessels are not found in?
Pteridophytes
Gymnosperms
Angiosperms
Both 1 and 2
The main function of xylem vessels is:
Storage of food.
Conduction of water and minerals.
Providing mechanical support.
Translocation of sugars.
Tyloses thickenings are seen in
Collenchyma
Phloem cells
Ray parenchyma only
Ray parenchyma and xylem cells
Which of the following would be in significant amount in xylem sap?
Water
Glucose
Starch
Proteins
