Problem:
Question 1: Which meristems are responsible for lateral growth (increase in girth)?
a. Apical meristem
b. Root meristem
c. Vascular and bark cambium
d. Intercalary meristem
Question 2: Where are most guard cells generally located in vascular plants?
a. Stem dermal tissue
b. Root dermal tissue
c. Petiole dermal tissue
d. Undersides of leaves
e. Uppersides of leaves
Question 3: How can you distinguish guard cells from non-guard cells?
a. They contain mitochondria
b. They contain chloroplasts
c. They do not have plasmodesmata
d. They have plasmodesmata
e. B and C
Provide the correct answer and justification for your choice.