In which ways genetically modified plants are useful?

Explanation

a) Genetically modified crops are more tolerant to abiotic stresses like cold,heat, drought, salinity etc.
b) It reduce the dependence of crop on chemical pesticides as they are made pest resistant.
c) Post harvest losses are reduced
d) Plants have increased efficiency of mineral usage by plants, so that early exhaustion of fertility of the soil is prevented.
e) Food produced from genetically modified crops has enhanced nutritional value.