Question
Biology Question on Transport in Plants
Which of the following statement is true?
A
Vessels are unicellular and with narrow lumen
B
Vessels are multicellular and with wide lumen
C
Tracheids are unicellular and with wide lumen
D
Tracheids are multicellular and with narrow lumen
Answer
Tracheids are unicellular and with wide lumen
Explanation
Solution
Tracheids are unicellular and with wide lumen. Bordered pits are present in cross walls. Cross walls of the tracheids placed one above the other are separated by cross walls.