Thomas Bell and his colleagues studied bacterial species richness in isolated European beech treehole basins
("islands"). Their data showed that ______.
a. island size affects beech tree populations
b. the number of bacterial species decreases with treehole volume
c. the number of bacterial species increases with treehole volume
d. large beech trees support higher bacteria populations than small beech trees
e. the species-area effects on bacterial species differs from species-area effects on animal and plant populations
on true islands
ANSWER: c
You might also like to view...
The ________ are the male gonads.
A) scrotum B) testes C) urethra D) penis
Two of the oldest flowering plant fossils are known to belong to the genus ____, and are thought to have lived during
the early ____ period.
a. Archaefructus; Cretaceous b. Archaefructus; Carboniferous c. Amborella; Cretaceous d. Amborella; Carboniferous e. Eucalyptus; Cretaceous
Many climatologists blame the recent extremes in weather on global warning
Indicate whether the statement is true or false
Most species are intermediate between r-strategists and K-strategists, and tend to have a type II survivorship curve.
Answer the following statement true (T) or false (F)