Sustainability is defined as
a. the method of using a resource to ensure its long-term availability
b. ensuring that natural resources are productive and supported
c. the greatest amount of deforestation allowed by law

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection