Until recently, vegetarianism was fairly uncommon in Britain, and it is still (1) ... strange by some. But since the 1960s its popularity has (2) ... greatly, to the extent that high street stores stock a huge (3) ... of products for vegetarians. The reasons people (4) ... for not eating meat are numerous. Perhaps most vegetarians do it for moral reasons, arguing that it is wrong to kill. The opposing point of (5) ... is that it is (6) ... for us to kill for food. Still, there are societies where eating meat is not allowed because it is against their religion. There are other good reasons to (7) ... up meat, one of which is the inefficiency of livestock farming. Although it is, in (8) ... cheaper to eat only vegetables, in practice vegetarianism is most popular in richer countries such as Germany and Britain, where many people exclude meat for health reasons. In these countries, at least, it (9) ... out to be a matter of (10) ... rather than necessity.