JAMB Biology 1978 Question 4

Question 4

Transport in Plants

One of the functions of the xylem is

  1. A.strengthening the stem
  2. B.manufacturing food
  3. C.reducing loss of water
  4. D.conducting manufactured food
  5. E.storing unused sugar
Show the answer and explanation

Answer: A (strengthening the stem)

Explanation

Xylem vessels have lignified walls that give the stem strength, as well as carrying water; manufactured food is carried by phloem.