Use of English PRO

In the not-too-distant past farm animals were able to live (0) NATURAL (NATURE) lives in what we would now term 'free-range' conditions. Such farming methods, however, were not able to supply the rapidly growing (1) .......... (POPULATE) of the world and the increasing demands on food (2) .......... (CONSUME) In order to cope with this rising demand, factory farming methods were introduced along with the (3) .......... (DEVELOP) of genetically engineered (4) .......... (GROW) hormones, which resulted in a massive increase in food production. However, these developments in the use of factory farming and drug (5) .......... (TREAT) have led to a widespread feeling that animals are being caused a lot of distress and that the quality of the food itself suffers as a consequence. Certainly, many people (6) .......... (AGREE) with the idea of keeping animals in one building for their entire (7) .......... (EXIST) and argue that more emphasis should be given to (8) .......... (ALTERNATE) farming methods.