Which of the following describes the asthenosphere? OA. the outermost solid layer of the Earth that forms the tectonic plates
&
OB. a liquid earth layer directly surrounding the core
Oc, solid, slowly moving layer on which the tectonic plates float
OD. liquid layer that, along with the crust, forms the lithosphere

How do chloroplasts set plants apart from other living things

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil

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