[Q.11] Select the word which means the same as: 'One who studies the origin and history of words'
An 'Etymologist' studies word origins; Entomologist studies insects.
[Q.12] Fill in the blank: 'Scarcely had he left the room _____ the alarm sounded.'
'Scarcely... when' is a standard correlative conjunction pair.
[Q.13] Choose the synonym of: 'LUCID'
'Lucid' means expressed clearly or easy to understand.
[Q.14] Select the correctly spelt word.
The correct spelling is 'Queue'.
[Q.15] Identify the idiom: 'Burn the candle at both ends'
'Burn the candle at both ends' means to exhaust oneself by working late and waking up early.