Synthetic detergents are prepared from

• potassium salts of higher fatty-acids

• sodium salts of higher fatty-acids

• hydrocarbons of petroleum

• hydrocarbons of petroleum

All doubts and disputes in connection with election of the President are inquired into and decided by ............

• the Election Commission

• the Supreme Court

• the Parliament

• the Parliament

48.

Name the longest lake in India.

• Pangong Lake

• Pulicat Lake

• Kolleru Lake

• Kolleru Lake

Red Data Book provides an account of

• extinct animals only

• endangered plants and animals

• endangered plants only

• endangered plants only

Suez Canal connects

• Red Sea and Arabian Sea

• Red Sea and Mediterranean Sea

• Arabian Sea and Mediterranean Sea

• Arabian Sea and Mediterranean Sea