1.Term of “Ecology" derived from? ‘Oikos meaning home. 2.The percentage of incoming radiations that reflected is called ? Albedo. 3.Where photosynthates accumulate is called Sink 4.The concept of Ideotype was given by Donald in 1968 5.Competition ideotypes are suitable for Mixed cultivation 6.Agro-climatic Regional planning in India was initiated in 1988 by planning commission 7.Soil colour is one of the factor which affect Microclimate 8.Harvest Index is also called Coefficient of Effectiveness. 9.No.of agro ecological zones in India 20 agro ecological zones 10.Cropping intensity is lowest in Jammu & Kashmir 11.Cropping intensity is highest in Himachal Pradesh 12.Cultivation of crop in area where annual rainfall is less than 750 mm is known as Dry farming 13.Cultivation of crop in area where annual rainfall is more than 750mm but less than 1150mm is known as Dryland farming 14.Cultivation of crop in area where annual rainfall is more than 1150 mm Rainfed farming 15.ICRISAT means International Crop Research Institute for Semi Arid Tropics 16.ICRISAT is established on OCT 11 , 1972 near Hyderabad (PATANCHERU) 2.0K views07:25
