UPSC Mains 2018 Agriculture Optional Paper I questions

30 questions from the Civil Services (Main) Examination 2018. Official UPSC paper (PDF) · All Agriculture Optional PYQs

Global warming and its impact on crop productivity
10 marks
Contingency planning in dryland/rainfed agriculture
10 marks
Role of hybrids/high yielding varieties to meet national goal of food security [0
Precise water saving irrigation practices to enhance water use efficiency LO
Initiatives for improving agricultural marketing in India
10 marks
Discuss the importance and method of water harvesting under different agro- ecosystems.
20 marks
Explain the factors affecting soil organic matter content. Describe the techniques to increase soil organic matter.
20 marks
What is role of Non-Government Organizations (NGOs) and Self Help Groups in technology dissemination for agricultural development?
10 marks
Describe the comparative package of practices for direct seeded aerobic rice and
What are the mandates of Krishi Vigyan Kendras? How KVKs are helping in dissemination of agricultural technologies and upliftment of socio-economic conditions of farmers?
20 marks
Discuss the utility of Remote Sensing in context of Indian Agriculture,
10 marks
What changes occur in rice puddled soil'? Describe the fate of nitrogen and practices for enhancing nitrogen use efficiency in such soils.
20 marks
Describe the types and benefits of non-conventional forestry systems. State the characteristics of suitable tree species for non-conventional forestry.
20 marks
What is the phenomenon of herbicide resistance in weeds? Discuss the factors responsible for development of herbicide resistance.
10 marks
Innovations in biological weed management
10 marks
Role of forestry in carbon sequestration
10 marks
Problems and reclamation of saline and sodic soils
10 marks
Use of Information and Communication Technology (ICTs) m agricultural extension
10 marks
Role of organic farming for sustainability and profitability
10 marks
What are the different sources of soil and water pollutions? Describe the impact of soil and water pollution on crop productivity and environment.
20 marks
Discuss the kinds of bio-fertilizers and their application methods. Give the reasons for their limited acceptance among the Indian farmers.
Discuss the crop insurance and its implications. Narrate the government initiatives taken for crop insurance.
Explain the principles of conservation agriculture. Describe the practices and impact of conservation agriculture in Indian scenario.
20 marks
Listout the approaches for scheduling of irrigation.
10 marks
It is proposed to test the relative efficiency of scheduling irrigation to groundnut at 25%, 50% and 75% depletion of available soil moisture. Field capacity of soil in the effective root zone depth of 60 cm is 16% with a permanent wilting point of 6%. At what respective soil moisture contents, irrigations are to be scheduled with three imgations?
10 marks
Elaborate the strategies for doubling the farmers' income by 2022.
10 marks
What is status of oilseed production and constraints of their production in India? Describe the strategies for attaining self-sufficiency in oilseed production.
20 marks
What are the characteristics of a good farm plan? What techniques will you adopt to solve the farm management problems?
10 marks
What is Front Line Demonstration (FLD)? How does it help in boosting the production and productivity of crops?
What are the advances in chemical weed management?

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