Which of the following is an unintended consequence of cutting down trees? A. Depleting wooded areas means fewer habitats for forest organisms. B. Cleared land can be used for agriculture. O C. People burn wood for fuel. D. People use wood to build houses.

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

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 dose plate tectonics effect climate