Minerals and Energy Resources / खनिज और ऊर्जा संसाधन
8th Class
Social Science
Minerals and Energy Resources / खनिज और ऊर्जा संसाधन
Question Bank
Natural Resources-Land, Soil, Water, Natural Vegetation and Wildlife - Fill in the Blanks
question_answer
________ are drained off the excess water for land reclamation.