Week 8 Quiz

1) Describe the direction of xylem maturation in vascular bundles A and B: (2 pts)

A = ________________

B = ________________

Week 8 Quiz

2) Label A, B, and C. (3pts)

3) What is the ploidy of B? (1 pt)

4) Will the gametophytes from this plant be exosporous or endosporous? (1 pt)

A

B

C

Week 8 Quiz

5) T or F: secondary growth was evident in some extinct Lycopsida and is also known to occur in living taxa. (1 pts)

6) Microphylls are a distinct feature of lycopsids. What are microphylls (as opposed to megaphylls)? (2 pts)