MULTIPLE CHOICE QUESTIONS OF GYMNOSPERMS MULTIPLE CHOICE QUESTIONS OF GYMNOSPERMS 1. Which of the followings is correct for vascular bundle of gymnosperms? (a) Stele (b) Exarch (c) Collateral (d) Conjoint 2. Secondary growth occurs by the activity of: (a) Phloem (c) Xylem (c) Cambium (d) Bark 3. Which of the followings is absent in the xylem of gymnosperms? (a) Trachieds ...
Read More »