Correct option is B
The correct answer is (b) Less than 75 cm.
• Dryland farming is practiced in areas receiving low and uncertain rainfall, generally below 75 cm annually.
• Such regions depend mainly on rain-fed agriculture with moisture conservation techniques.
Information Booster
• Major dryland farming states: Rajasthan, Maharashtra, Karnataka, Telangana, Madhya Pradesh.
• Crops grown: millets (jowar, bajra), pulses, oilseeds.
• Emphasis is on soil moisture conservation and drought-resistant crops.
Additional Knowledge
• Dry farming: rainfall less than 50 cm.
• Dryland farming: rainfall between 50–75 cm.
• Wet farming: rainfall more than 75 cm.