Download PTU B.Sc-Agriculture 2020 March 7th Sem 77101 Crop Experimentation Question Paper

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Roll No. LTI [ ] Total No. of Pages : 02
Total No. of Questions : 09

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B.Sc. (Agriculture) (Sem.-7)
CROP EXPERIMENTATION
Subject Code : BSAG-PGB-705
M.Code : 77101
Time : 3 Hrs. Max. Marks : 30

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying ONE mark each.
2. SECTION-B contains FIVE questions carrying 2½ (Two and Half) marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying FIVE marks each and students have to attempt any TWO questions.

SECTION-A

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Q1. Write short notes on :

1. ANOVA
2. Replication
3. Blocking
4. Principles of experimental design

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5. GxE
6. Adaptive trials
7. Local control
8. Degree of freedom
9. Maximum likelihood

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10. Coefficient of Variation

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SECTION-B

Differentiate between the following with suitable examples :

Q2. Completely Randomized Design vs. Randomized Block Design

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Q3. Simple Lattice Design vs. Augmented Design

Q4. Analysis of Variance vs. Analysis of Co Variance

Q5. Factor Analysis vs. Cluster Analysis

Q6. Uniformity Trials vs. Progeny Row Trials

SECTION-C

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Q7. What is G x E interactions? What are different approaches for estimation of G x E interactions? Explain Principal Component Analysis (PCA) in detail with suitable example.

Q8. An experiment was carried out to compare four wheat varieties (A, B, C and D). A completely randomized design was used, each variety being assigned to five plots. Table below shows the field plan together with the plot yields (kg/plot). Estimate ANOVA.

A 22.2 D 23.9 B 24.1 D 21.7 C 25.9
C 18.4 D 24.8 D 28.2 A 17.3 D 26.4
A 21.2 B 30.3 C 23.2 C 21.9 B 27.4

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Q9. What are Compact Family Block Designs and their various types, merits and demerits?

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.

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