What is the first metal which is used by man?
Why Radiocarbon is produced in the atmosphere?
It is easier to roll a stone up a sloping road than to lift it vertical upwards, what is the reason behind this?
The absorption of ink by blotting paper involves which phenomenon?
Who has scored the most runs in a single First-class innings?
The nickname of wicketkeeping great Rod Marsh was what?
Who was the 1st president of BCCI ( Board of Control for Cricket in India )?