The official account of Elizabeth II on Twitter was hacked! Or is it not?

The royals, as we all know, don`t use the social networks, but they have official accounts, where representatives of the palace publish information about all important events. And it seems to be that one of these accounts was hacked. Fans decided that after strange questions began to appear on Twitter of Queen Elizabeth II, for example, «What physiological features distinguish mushrooms from other plants? » or «Which letters are superfluous in the English alphabet? ».