datnicebeird13 datnicebeird13 26-03-2018 Geography contestada 20 POINTS WILL BE GIVEN PLLLLLLZZZZZZZ HELLLLLLPPPPPP Why are plants called the “producers” in a food chain? A. They are used in so many useful products. B. They reflect the sun’s light so it can be used by other organisms. C. They use glucose as a form of protection from disease. D. They produce the chemical energy that flows from organism to organism.