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Science CBSE Homework Assignments
Class 9
Tissues
Complex permannet tissue
2.
Complex permanent tissue : Xylem and phloem
Question:
3
m.
Choose the best answer:
1
.
Which component of Xylem helps in transporting the water vertically
Vessels
Sieve tubes
companion cells
All the above
2
.
Which of the following is an element of Phloem?
Sieve elements
Companion cells
Phloem fibres
All the above
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