Find the group that is different from the other three: UXVY, KNLO, PUSQ, ADBE

In the ratio 08:27 :: ?:64, what number completes the pattern?

Which of the following is a 'Tadbhav' (evolved/derived) Hindi word?

Choose the correct article for the blank: 'The battalion had to march through ____ hot sand of the desert.'

With the help of which organ does an Amoeba swallow its food?