contestada

53 The graph below shows the changes in the number of species in an ecosystem
Species Diversity
300
200
Number of Species
|..
100
و 12 19 0
1989
1994
1980
Year
Which event was most likely the cause of the changes in species diversity in this ecosystem?
A large volcanic eruption
B A flash flood
Amatorado
D Amigration of cuts

53 The graph below shows the changes in the number of species in an ecosystem Species Diversity 300 200 Number of Species 100 و 12 19 0 1989 1994 1980 Year Whic class=