SST Seed Science and Technology 503 Practical Exam

 

Time: 1 hour 15 min
Max Marks: 40 (Weightage: 20)
Viva Voce: 10 (Online through Google Meet)

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Q1. Answer any three (4 marks each)

1. Various selfing and crossing methods in cotton

2. Methods adopted for achieving the synchronization of male and female parents in sunflower hybrid seed production program

3. General and specific requirements (field standards) for seed production

4. Mention the number of plants/earheads to be counted for each field count in case of wide spaced, medium spaced and thickly sown crops

5. Soil solarization technique of weed management

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Q2. Answer any three (5 marks each)

1. What is the importance of pollen viability test? Briefly explain about staining method and in-vitro pollen germination method of pollen viability tests.

2. What is a gametocide? Discuss the characteristics of an ideal gametocide, along with their advantages and disadvantages.

3. Sequence of maintenance breeding activities in CMS line of rice

4. Field layout for nucleus seed production in mustard varieties

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Q3. Attempt the below (6 marks each)

a) Seed standards for Jute OR Mesta
b) What is the nutrient requirement for groundnut varieties? Based on that, calculate the fertilizer requirement @ kg/ha.

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Q4. (1 mark)

Name any one book referred for the course.