How are igneous rocks classified in general? a. basic and acidic b. organic and inorganic c. intrusive and extrusive d. foliated and nonfoliated

What major factors play a role in global warming? 1. human activity and normal climate conditions 2. natural factors and human activity 3. normal climate conditions and abnormal human activities 4. abnormal human activities and natural factors

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal