Which one of the following type of resources is iron ore? RenewableNon-renewableBioticFlowQ.2 Under which of the following type of resources can tidal energy be put? Human-madeNon-recyclableAbioticReplenishableQ.3 Which one of the following is the main cause of land degradation in Punjab? DeforestationOvergrazingOver irrigationIntensive cultivationQ.4 In which one of the following states is terrace cultivation practised? HaryanaUttarakhandPlains of Uttar PradeshPunjabQ.5 In which of the following states is black Soil found? RajasthanGujaratJharkhandJammu and KashmirQ.6 Khader is a type of:- Black soilAlluvial soilLaterite soilDesert soilQ.7 In which years was the Earth Summit held? 1990199119921993Q.8 How much percentage of land is plain in india? 41%45%43%47%Q.9 Which soil is known as black cotton Soil. Red SoilArid soilRegur soilMountain SoilQ.10 Soil can be conserved by:- Cutting of treesOver GrazingPlanting of treesExcessive mining​