Xylem Parenchyma

Q.

Xylem consists of tracheids, vessels, fibers, and xylem parenchyma.

1. True
2. False

Q.

The components of xylem which help in lateral conduction of water are

1. Trachea

2. Tracheids

3. Xylem fibres

4. Xylem parenchyma

Q. Match the following columns.
$\begin{array}{cc}ColumnI& ColumnII\\ A.Xylemvessels& 1.Storefoodmaterials\\ B.Xylemtracheids& 2.Obliteratedlumen\\ C.Xylemfibre& 3.Perforatedplates\\ D.Xylemparenchyma& 4.Chisel-likeends\end{array}$

1. A-4; B-3; C-2; D-1
2. A-3; B-2; C-1; D-4
3. A-2; B-1; C-4; D-3
4. A-1; B-2; C-3; D-4
5. A-3; B-4; C-2; D-1

Q. Match the following columns.
$\begin{array}{cc}ColumnI& ColumnII\\ A.Xylemvessels& 1.Storefoodmaterials\\ B.Xylemtracheids& 2.Obliteratedlumen\\ C.Xylemfibre& 3.Perforatedplates\\ D.Xylemparenchyma& 4.Chisel-likeends\end{array}$

1. A-4; B-3; C-2; D-1
2. A-3; B-4; C-2; D-1
3. A-3; B-2; C-1; D-4
4. A-2; B-1; C-4; D-3
5. A-1; B-2; C-3; D-4

Q. The balloon-shaped structures called tyloses

1. are linked to the ascent of sap through xylem vessels
2. originate in the lumen of vessels
3. characterize the sapwood
4. are extensions of xylem parenchyma cells into vessels

Q. The elements of xylem tissue that store tannins are

1. tracheids
2. xylem parenchyma
3. vessels
4. xylem fibres