Which of these is not considered a selective force

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids

Which of the following is a testable hypotheses?

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity