Q16 / 200 · NEET 2002 · Botany

Which of the following statement is true?

Correct answer
A
Vessels are multicellular and with wide lumen.
B
Tracheids are multicellular and with narrow lumen.
C
Vessels are unicellular and with narrow lumen.
D
Tracheids are unicellular and with wide lumen.

Solution

Vessels are multicellular with wide lumen. They are made up of vessel elements lying one above the other. The wall of vessels is hard but not thick having wide lumen. Whereas tracheids are unicellular with narrow lumen.

Hence, the correct answer is option: 'A'.

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