During which period of orogeny were the Himalayas formed ? Name the three ranges that form a part of the Himalayan chain.
Name two states/areas in India that receive rainfall from tropical cyclones and two states/areas that receives rain from temperature depressions.
On what basis are races differentiated from each other ? Which racial group is found in the North - Eastern states in India ? Where did they originate from ?
State four ways in which the Bhakra Nangal project has benefited the regions around it.
For the cultivation of tobacco, state two climatic conditions and two features of soil that are required by the crop.
Climatic:
a. 15 to 40 C temperature b. Rainfall of over 50 cm
Soil:
a. Light sandy fertile soil b. Sandy loam fertile soil is also ideal.