The main source of energy for producers in an ecosystem is a) light energy. b) kinetic energy. c) thermal energy. d) chemical energy. e) atp.

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?