Rosewood, mahogany and ebony are essentially obtained from

The BTC pipeline which takes oil from Caspian Sea to the Mediterranean crosses which of the following countries?

As we go up towards higher altitudes, the temperature decreases. The normal lapse rate of roughly 1^o C is observed for how many metres of ascent?

Among the following, which one receives the highest amount of annual rainfall?

Match List I with List II and select the correct answer using the code given below the lists

Kyoto Protocol is mainly concerned with which one of the following?