(A) Assam, Mizoram, Arunachal Pradesh and Himachal Pradesh
(B) Jharkhand, Chattisgarh, Bihar
(C) Goa, Karnataka, Kerala
(D) Tamil Nadu, Andhra Pradesh and Orissa 

30 Where is land is degraded caused due to excessive cultivation?
(A) Madhya Pradesh
(B) Rajasthan
(C) Punjab
(D) Gujarat 31 Which is not a factor, in process of transformation of resources in the given environment?
(A) Technology
(B) Institutions
(C) Wild life
(D) Human Society 33 Choose the correct percentage of land division in India.
(A) Plains - 28%, Mountains - 16%, Plateaus - 60%
(B) Plains - 40%, Mountains - 33%, Plateaus - 27%
(C) Plains - 43%, Mountains - 30%, Plateaus - 27%
(D) Plains - 45%, Mountains - 28%, Plateaus - 27% 34 Which one is a renewable resource ?
(A) Iron-ore
(B) Petroleum products
(C) Coal
(D) Solar energy