Answer:
Constituents
of phloem are
Sieve tubes, companion cells, phloem fibres and phloem
parenchyma. (1)
If the phloem at the base of branch is removed, than lower
area of the branch will not receive food from the leaves. But the plant will
not die, as it will continue to receive food from other branches as food can
move in phloem in both the directions. (2)
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