Which of the following describes an interaction between plants and only abiotic factors in an ecosystem? A. Bacteria in the roots converts nitrogen into a usable form for plants
B. Nutrients from decomposing leaves are absorbed by the roots of plants 2
C. Rainwater from clouds that is absorbed into soil enters the roots of plants
D. Taller plants blocking the sunlight from reaching the leaves of short plants

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit