IAS Mains Agriculture Paper 2010

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Paper 1

Section –A

Q.1. Write short notes on the following in about 150 words each:

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(a) Potential of organic farming in North-Eastern India

(b) Harnessing synergy between water and nutrients for high crop productivity

(c) Major constraints in Rice-Rice and Rice-Wheat cropping system in India

(d) Scope and limitations of cultivation of sorghum and sugarcane

Q.2. Bring out the possible impact of climate change on Indian agriculture. What are the possible mitigation options? Comment on any National and or International Regulatory Mechanisms in this regard.

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Q.3

(a) In the context of Integrated Farming System (IFS), describe feasible enterprise diversification for dryland areas with special reference to small landholdings.

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(b) What are the management strategies for tacking the major soil-related constraints in agricultural production?

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Q.4

(a) Differentiate between active and passive factors of soil formation.

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(b) Comment on the use of Remote Sensing and Geographic Information System (GIS) in agricultural planning.

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(c) Comment on soil test based nutrient recommendations for crops and their adoption by farmers.

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(d) Differentiate between green manuring and biofertilizer for crop production.

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Section –B

Q.5. Write short notes on the following in about 100 words each:

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(a) Minimizing run-off losses of irrigation water

(b) Management of industrial effluents in checking soil and water pollution

(c) Role and importance of Farm Management under changing rural far, scenario

(d) Cooperative farming in the context of subdivision and fragmentation of land-holdings

(e) Role of Self-Help Groups in rural development

Q.6

(a) Discuss the status of unemployment and disguised unemployment in Indian agriculture.

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(b) Enumerate the major problems of Indian agricultural marketing.

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Q.7

(a) Describe existence of Krishi Vigyan Kendras in most of the districts, it is argued that only selective technologies have gone to ultimate clients. Evaluate this argument and enumerate the constraints in dissemination of technologies.

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(b) Describe the importance of crop insurance in minimizing risk in agricultural production.

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(c) Comment on the methodology socio-economic survey in India.

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Q.8

(a) What are the various water conservation practices that can be used in rainfed agriculture?

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(b) Bring out are geographic status of groundwater availability in India.

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(c) Highlight the importance of farm planning and budgeting in resource allocation and cost minimization.

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(d) Comment on the process of evaluation of extension programmers.

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IAS Mains Agriculture Paper 2010 ~ IAS Mains Agriculture Paper 2010

Paper 2

Section –A

Q.1. Comment on the following in about 150 words each:

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(a) Various types of gene linkage and their detection.

(b) The success story of “Juvenile hormone”(J.H.) in insect pest management.

(c) Various types of apomictic seedlings and their use in plant propagation.

(d) The physiological processes mediated by phytochrome pigment.

Q.2. Answer the following in about 200 words each:

(a) How do phytophagous insects select their host? Explain the role of plant chemicals in host selection.

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(b) How can the pest faunal complex be managed in paddy?

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(c) Describe in brief the preventive and curative methods for the control of storage pests.

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Q.3. Answer to each of the following should be brief and to the point:

(a) Discuss the types of self-incompatibility and their relevance in plant breeding.

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(b) Describe the methods of transfer of two or more characters to a single recurrent parent.

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(c) In what situations are different recurrent selection methods used and compare their effectiveness.

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(d) Outline the mechanism of opening and closing of stomata with reference to K+ ion transport mechanism.

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Q.4. Answer the following in about 200 words each:

(a) Bring out the extent and scope of rose cultivation in India with special reference to export.

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(b) Explain the present status of arid fruit culture in India. Describe major constrains in fruit productivity in arid regions.

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(c) Briefly describe the various popular designs of ornamental gardens.

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(d) Briefly describe the various methods of seed testing for seed certification.

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Section –B

Q.5. Answer the following in about 150 words each:

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(a) What are orthodox and re-calcitrant seed? What are the different phases associated with germination of orthodox seed.

(b) Bring out the diagnostic symptoms, pathogen, pre-disposing factors and management of late blight of potato.

(c) Describe the origin and production of aneuploids.

(d) What are the principles of preservation of fruit and vegetables? Briefly describe the method for preparation of guava jelly.

Q.6. Answer the following in about 200 words each:

(a) What are synthetic pyrethroids? Explain their mode of action.

(b) Differentiate stress from strain. Give an account of morphological adaptive changes in plants to survive drought situation.

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(c) Define oxidative phosphprylation and photo-physphorylation. Distinguish and non-cyclic and cyclic electron transport process of photosynthesis.

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Q.7. Answer the following in about 200 words each:

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(a) What are different types of entomogenous virus? Describe in brief Nuclear Polyhydrosis Virus (NPV) and its merits and demerits in pest management.

(b) Discuss in brief the points to be considered for cost and return analysis in fruit cultivation.

(c) Define vinegar. Describe its classification and bring out the methods of its preparation.

Q.8. Write short notes on the following in about 150 words each:

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(a) Molecular markers and transgenics.

(b) Insecticidal poisoning, symptoms and treatment.

(c) The influence of various spectrums of light on root development, stem growth and the maturity of fruit in fruit plants.

(d) Temperature induced injuries in fruits and vegetables.

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