Monday, October 27, 2008

Health #9 - What is BMI?

Biology #9 - After a volcanic eruption has .....

After a volcanic eruption has covered an area
with lava, which of the following is the most likely order of succession in the repopulation of the area?
A lichens →grasses →shrubs →trees
B mosses →grasses →lichens →trees
C grasses →trees →mosses →lichens
D shrubs →grasses →trees →lichens