geography.

1. Salient features of world’s physical geography.
2. Distribution of key natural resources across the world (including South Asia and the Indian sub-continent); factors responsible for the location of primary, secondary, and tertiary sector industries in various parts of the world (including India)
3. Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc.,
4. geographical features and their location- changes in critical geographical features (including water-bodies and ice-caps) and inflora and fauna and the effects of such changes.  

well for all the said topic we can cover from ncerts... or   Certificate Course Of Geography Goh Cheng Leong 
 the links for ncert are 
https://drive.google.com/folderview?id=0B_FR6Jkv0z2cYURIOG5kOWx6OTg&usp=sharing 

and

https://drive.google.com/folderview?id=0B_FR6Jkv0z2cXy1EUzRCTktwdEE&usp=sharing