Main sugar transported through phloem is:
Correct option is C, Sucrose. In BASICS of PLANT problems like this, the accurate statement is Sucrose; the others are common mix-ups. Not these: A) Glucose; B) Fructose; D) Starch. Tissue transport questions usually turn on xylem vs phloem, living vs dead cells, or source vs sink.
Ref: Best CSIR NET Plant Physiology books: Master Unit 6 with Taiz & Zeiger and Salisbury & Ross. Crack Part C experimental questions with top textbooks.