Throughout history, which of these is an ecological impact associated with agriculture?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

Explain why biological control methods are generally environmentally superior to chemical pest control methods.