(a) Draw a labelled diagram of (i) a xylem vessel, and (ii) a sieve tube (or phloem). (b) What are the differences between the transport of materials in xylem and phloem ?

(a) Draw a labelled diagram of (i) a xylem vessel, and (ii) a sieve tu

1.	(a) Draw a labelled diagram of (i) a xylem vessel, and (ii) a sieve tube (or phloem). (b) What are the differences between the transport of materials in xylem and phloem ?
Answer» (a) Draw a labelled diagram of (i) a xylem vessel, and (ii) a sieve tube (or phloem). (b) What are the differences between the transport of materials in xylem and phloem ?