How does biodiversity play a role in ecosystem stability

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay