agriculture 2010 mains paper 1 & 2

Posted: December 1, 2010 in 2010_mains_papers

Agriculture 2010 mains paper 1

 

  1. write short notes on the following about 150 words.15×4 = 60
  1. potential organic farming in north-eastern India
  2. harnessing synergy between water & nutrients for high crop productivity
  3. major constraints in rice-rice & rice-wheat cropping system in India
  4. scope & limitations of cultivation of sorghum & sugarcane

 

2. bring out the possible impact of climate change on Indian agriculture. What are the possible mitigation options? Comment on any national/international regulatory mechanisms in this regard. 25+25+10 = 60.

 

3.a. in the context of integrated farming system , describe feasible enterprise diversification for dry land areas with special reference to small landholdings. 30

b. what are the management strategies for tackling the major soil-related constraints in agricultural production? 30

 

4.a. differentiate between active & passive factors of soil formation. 15

b. comment on the use of remote sensing & geographic information system in agriculture planning. 15

c. comment on soil test based nutrient recommendations for crops & their adoption by farmers. 15

d. differentiate between green manuring & biofertilizers for crop production. 15

 

section b

 

5.wrtie short notes on the following about 150 words each.

a. minimizing run-off losses of irrigation water

b. management of industrial effluents in checking soil & water pollution.

c. role & importance of farm management under changing rural farm scenario

d. cooperative farming in the context of subdivision & fragmentation of land-holdings.

e. role of self-help groups in rural development.

 

6.a. discuss the status of unemployment disguised unemployment in Indian agriculture. 30

b. enumerate the major problems of Indian agricultural marketing. 30

 

7.a. despite existence of krishi vigyan kendas in most of the districts, it is argued that only selective technologies have gone to ultimate clients. Evaluate this argument & enumerate the constraints in dissemination of technologies. 20+10 = 30

b. describe the importance of crop insurance in minimizing risk in agriculture production. 20

c. comment on the methodology of socio-economic survey in India . 20

 

8.a. what are the various water conservation practices that can be used in rainfed agriculture? 20

b. bring out the geographic status of groundwater availability in India. 15

c. highlight the importance of farm planning & budgeting in resource allocation & cost minimization . 10

d. comment on the process of evaluation of extension programmes. 15

 

agriculture 2010 mains paper 2

 

  1. comment on the following in about 150 words each. 4×15 = 60

a.      various types of gene leakage & their detection.

b.      The success story of “juvenile hormone” in insect pest management .

c.      Various types of apomictic seedlings & their use in plant propagation.

d.      The physiological process mediated by phytochrome pigment.

 

2. answer the following about 200 words each.

a.      how do phytophagous insects select their host? Explain the role of plant chemicals in host selection. 10+10 =20

b.      how can the pest faunal complex be managed in paddy? 20

c.      describe in brief the preventive & curative methods for control of storage pests. 10+10 =20

 

3. answer to each of the following should be brief & to the point.

a.      discuss the types of self-incompatibility & their relevance in plant breeding. 15

b.      describe the methods of transfer of 2 or more characters to a single recurrent parent. 15

c.      in what situations are different recurrent selection methods used & compare their effectiveness . 15

d.      outline the mechanism of opening & closing of stomata with reference to K+ ion transport mechanism. 15

 

4. answer the following in 200 words each.

a.      bring out the extent & scope of rose cultivation in India with special reference to export. 20

b.      explain the present status of arid fruit culture in India. Describe major constraints in fruit productivity in arid regions. 20

c.      briefly describe the various popular designs of ornamental gardens. 10

d.      briefly describe the various methods of seed-testing for seed certification. 10

 

section b

 

5. answer the following in about 150 words each. 4×15 = 60

a.      what are the orthodox & recalcitrant seeds? What are the different phases associated with germination of orthodox seed.

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

c.      Describe the origin & production of aneuploids.

d.      What are the principles of preservation of fruits & vegetables? Briefly describe the method for preparing of gava jelly.

 

6. answer the following in about 200 words each.

a.      what are the synthetic pyrethroids? Explain their mode of action? 20.

b.      Differentiate stress from strain. Five an account of morphological adaptive changes in plants to survive drought situation. 4+16 = 20

c.      Define oxidative phosphorylation & photo-phosphorylation. Distinguish between non-cyclic & cyclic electron transport process of photosynthesis. 4+16 = 20

 

7. answer in about 200 words each. 3×20 = 60

a.      what are the different types of entomogenous virus? Describe in brief nuclear polyhydrosis virus & its merits & demerits in pest management?

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

c.      Define vinegar. Describe its classification & bring out the methods of its preparation.

 

8. write short notes on the following in about 150 words each. 4×15 = 60

a.      molecular markers & transgenics

b.      insecticidal poisoning , symptoms & treatment.

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

d.      Temperature induced injuries in fruits & plants.

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