Q1. Which gas is used to disinfect water in swimming pools è Chlorine
Q2. ’Royal Bengal’, ‘Sumatran’, ‘Malayan’ and ‘Siberian’ are the species of which member of cat family è Tiger
Q3. Which was the first state in the India to be formed on a purely linguistic basis, in 1953 è Andhra Pradesh
Q4. Which 19th century social reformer from Maharashtra was popularly known as