c. s. (MAIN) EXAM, 2009 Sl. No. 332 C-DTN-J-BHA

AGRICULTURE

Paper- I

[ Trmc Allowed : Three Hours [ [ Maxrmum Marks : 300 I INSTRUCTIONS

Each question is printed both Ill Hindi and in English.

AnsUJrs must be written tn the medium speetjied in the Admission Certificate issued to you which must be stated clearly on the cover of the answer-book Ill the space provided for the purpose. No marks wil' be gwen for the answers wntten r.n a ml'dium other !han that specified rn the 11dmission Certijico.te.

Candidates should attempt (,/uestton Nos. 1 and 5 which are compulsory, and any three of the remaining questions selecttng at least one question from each Section.

The number of marks earned by each question is indcated at the end of the question.

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Section- A

1. Write short notes on any three of the following in about 200 words each : 20x3=60 (a) Tillage (b) Herbicide Residue Management (c) Seed Dormancy (d) Mulching and Cover Crops

2. Name the essentJ.al elements required by plants. What arc the sources of these elements? How are they lost from the soil and what are the measures to maintain their status in the soil? 10+ 1 0+20+20=60

3 . Differentiate between the following terms : 1QX6=60

{a) Croppmg Scheme and Cropping Partem (b) Soil Texture and Soil Structure (c) Field Capacity and Water-holding

CapaCitY {d) Water Requirement and Irrigation

Requirement je) Water-use Efficiency and Irrigation

Efficiency (f) Organic Matte.- and Mineral Matter

4 . What do you understand agriculture? Compare 1t agriculture and discuss

by sustainable with mtensive in detail the

management practices 111 sustainable agriculture. 60

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Section-B

5. Write short notes on any three of the followmg m about 200 words each : 20x3=60 (a) (b)

Scheduling Irrigation Trainmg for Human Development

(c) Krishi Vigyan Kendras (KVKs)

Resource

(d) Soil Fertility and Soil Productivity

6 . Discuss the prospects and problems of contract farming. What Government interventions are required for success of contract farming in India? 60

7. Discuss saline and alkaline soils under the following subheads ; 60 (a) Classification and characteristics (b) Causes of formation (c) Remedial measures

8. What is micro-irrigation and what are its advantages compared to conventional methods of irrigation? Describe the important micro-irrigation systems with respect to their pros and cons, the precautions in their use and the cropping situations.

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60

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C. S. (MAIN) EXAM, 2009

Sl. No. 332 I C-DN-J -BHB I AGRICULTURE

Paper II

lnme Allowed: Three Hours I Mlulmwn Marks : 300 INSTRUCTlONS

Each qutstion is printed both m l/ind1 and in English. Answers must M wrrlll'n m thr rd111111 specified in the Admission Certificau iwted to you, which must be ltated C'll!ar/} 011 the cover of the DIISWer-book m tht .fpace provided for the purpose. No marks" ill be given for the answers writtt'n in 11 ml'dium otf1er tlum that specified in the Admission Certificate. Ca11didtJti!S should atrempt Question Nos. 1 and S which are compulsory. and anv three of the rtmaining questions selectmg at /erut one question from each Section. All questions carry equal marks.

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Section ' \ '

1. A1swcr any rlm:e of the following words each :

in about 200 3>

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3. Answer the following in about 200 words each : 3x20=60

(a) Di:cus~ the u~ of multiline or composite varieties to control epidemic discuses of self pollinated crop~.

(b) Describe the euology. diagnostic symptoms, predisposing factors and management prac-tices of blister blight of tea.

(c) Write about the problems and prospects of commercial Ooriculturein India.

4. Answer the following in about 200 words each : 3x20=60

(a) Differentiate Pubhc Distribution System (PDS) from Targeted Public Distribuuon System (TPDS). How does TPDS help the population living below poveny line 7

(b) Delineate the carbohydrate metabolism in crop plants.

(c) Define epidemiology. Describe the forecasting models used for pests and diseases of major food crops in India.

Section '8 ' S. Answer any thre~ of the following in about 200

words each : 3x20=60 (a) Explain the techniques used in production of

distant hybrids. What are the problems in using improved varieties in distant hybridiz.a-I

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(b) Define dichogamy. Describe in brief proLOgyny and protoandry.

(c) Describe the virus-vector relationship of leaf curl of tomato.

(d) Specify the prevention and control strategies of stored grain pests.

6. Answer the following in t~bout 200 words each : 3>

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