Explain how a member of one trophic level can have both direct and indirect effects on other trophic levels in its food web?

Which layer will become saturated first when rain falls?

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

Which animal is a producer in this ecosystem