Description
IGNOU ONR-3 Solved Assignment English Medium 2025-26
CERTIFICATE IN WATER HARVESTING AND MANAGEMENT (CWHM)
(CWHM)
Academic Session: July 2025 and January 2026
LAST DATE FOR SUBMISSION OF ASSIGNMENT
July 2025 Session: 30th September 2025
January 2026 Session: 28th March 2026
Course Title: Water Harvesting, Conservation and Utilization
Course Code: ONR-003
Maximum marks: 100
Note: Answer all the questions. Answer each question in about 500 words. All questions carry equal marks.
1. What is rainwater harvesting for crop production? Enumerate its advantages.
2. Explain any two in-situ water harvesting techniques in detail. Describe the factors impacting choice of water harvesting systems.
3. Explain the sprinkler irrigation system with the help of neat sketch. Write the advantages of drip irrigation over surface method of irrigation.
4. What is irrigation scheduling? Explain its importance in crop production.
5. What is artificial groundwater recharge? Explain any two methods used for artificial groundwater recharge for urban areas.
ONR3, ONR 3, ONR-3, ONR03, ONR 03, ONR-03, ONR003, ONR 003, ONR-003
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