Week 3 Quiz:

1
Week 3 Quiz
Merismopedia
Anabaena
1) Why do these colonies of cyanobacteria have
different organization / morphology? Give ONE
reason. (2pts)
2
Week 3 Quiz
Anacystis
2) What is the halo surrounding these cells? (1
pt)
3
Week 3 Quiz
Anabaena
3) What type of cell is indicated by the arrow (1
pt) 4) How do you know? (Name one identifying
character). (2 pt) 5) What is the function of
this type of cell? (2 pts)
4
Week 3 Quiz
B
A
5) Which picture (A or B) shows an example of
TRUE branching? (1 pt)
5
Week 3 Quiz
6) T or F (1 pt) The roots of some cycads
represent a symbiotic relationship. In exchange
for sheltering cyano-bacteria, the plant receives
sugars that are secreted by the tiny
cyanobacteria.