Please help 
 1) The purpose of the Green Revolution was to
 Group of answer choices
 Give everyone clean water
 Help the environment
 Create new technology to solve food shortages
 Grown only organic food
 2) ______ is caused by deforestation, overgrazing, and overworking the soil
 Group of answer choices
 desertification
 depletion of aquifers
 salinization
 monoculture
 3) Scientists can now create crops that are pest resistant, drought resistant, faster growing and more nutritious. This is called
 Group of answer choices
 Genetically altered DNA
 Good farming practices