Recently, many of Florida's citrus trees have been affected by a bacterial disease called citrus greer particular species that feed on citrus trees transmit the bacteria into the tree. The disease affects to
and fruits of the trees. In severe cases, the infected tree will die.
Researchers and farmers are working together to help stop the disease because citrus fruits are a
Since there is no known cure at present, researchers have been focusing their attention on steps
during parts of the disease process. Which two statements present the most likely solutions for
citrus fruits and trees as possible from being affected by the disease?
o remove all the citrus trees from the fields and replace them with a different crop
o attract honeybees to the fields to ensure all the citrus tree flowers will be pollinated
o introduce a nonnative species into the fields that will consume both insects and citrus frui
o develop a type of genetically-modified citrus tree that is resistant to the harmful effects
O develop a transparent, nontoxic substance to spray onto tree leaves that is designed to
attacking the leaves