11 Two different species of single-celled organisms that eat the same food were placed in the same container. A constant food supply was provided starting on day 2 and the
populations were monitored daily. The graph represents the growth of the two
populations. Select the best answer choice to explain the growth of the two populations
2
Growth of Two Populations
Paurelia
Size of Population
P. caudatum
8
12
14
16
18
10
Days
P. caudatum became a predator for P. aurelia
the two species shared available resources
P. caudatum out-competed P. aurelia
P. aurelia out-completed P. caudatum