Download PTU B.Sc Agriculture 2019 May 5th Semester 74171 INTRODUCTION OF PLANT BREEDING Question Paper

FirstRanker.com

Roll No.

Total No. of Pages : 02

--- Content provided by⁠ FirstRanker.com ---

Total No. of Questions : 09

B.Sc.(Agriculture) (2014 & Onwards) (Sem.-5)

INTRODUCTION OF PLANT BREEDING

Subject Code : BSAG-507

M.Code: 74171

--- Content provided by FirstRanker.com ---

Time: 3 Hrs.

Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.

--- Content provided by‍ FirstRanker.com ---

3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

1. Write short notes on :
   1. Sigma
   2. Self Pollination
   3. Asexual Reproduction

   --- Content provided by‌ FirstRanker.com ---

   4. Inbreeding
   5. Male fertility
   6. Apomixis
   7. Often Cross pollination
   8. Hybrid Vigour

   --- Content provided by‌ FirstRanker.com ---

   9. Single Cross Hybrids
   10. Polyploidy

SECTION-B

1. Describe the procedure for Crosssing in Pulses.

--- Content provided by‌ FirstRanker.com ---

2. Write the objectives of cereal Breeding.
3. Describe Johannsens Pure line theory.
4. Describe the procedure for the development of Double cross hybrids.
5. Describe the Recurrent Selection.

SECTION-C

--- Content provided by​ FirstRanker.com ---

1. Describe the Pedigree Method of Breeding.
2. Describe the procedure for Population Improvement.
3. Describe the Mutation Breeding & its role in Plant Breeding.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

--- Content provided by⁠ FirstRanker.com ---