Question

Sieve elements, companion cells, phloem fibres, vessels pick odd one out and give reason

Answer 1

odd=> xylem parenchyma. reason=> Sieve cells,phloem fibres and phloem parenchyma are parts of phloem transport vessel but xylem parenchyma is only in xylem transport vessel. reason => Companion cells, Sieve tubes and Vessels are parts of phloem transport tissue. collenchyma is a ground tissue