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

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) B.Sc-Agriculture 2020 March Previous Question Papers

1 | M- 77101 (S5)-2507

Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Agriculture) (Sem.?7)
CROP EXPERIMENTATION
Subject Code : BSAG-PGB-705
M.Code : 77101
Time : 3 Hrs. Max. Marks : 30
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying ONE mark
each.
2. SECTION-B contains FIVE questions carrying 2
1
/
2
(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
Ql. Write short notes on :
a) ANOVA
b) Replication
c) Blocking
d) Principles of experimental design
e) G x E
f) Adaptive trials
g) Local control
h) Degree of freedom
i) Maximum likelihood
j) Coefficient of Variation
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1 | M- 77101 (S5)-2507

Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Agriculture) (Sem.?7)
CROP EXPERIMENTATION
Subject Code : BSAG-PGB-705
M.Code : 77101
Time : 3 Hrs. Max. Marks : 30
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying ONE mark
each.
2. SECTION-B contains FIVE questions carrying 2
1
/
2
(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
Ql. Write short notes on :
a) ANOVA
b) Replication
c) Blocking
d) Principles of experimental design
e) G x E
f) Adaptive trials
g) Local control
h) Degree of freedom
i) Maximum likelihood
j) Coefficient of Variation
2 | M- 77101 (S5)-2507

SECTION-B
Differentiate between the following with suitable examples :
Q2. Completely Randomized Design vs. Randomized Block Design
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
Q7. What is G ? 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
A 25.2 B 26.4 A 16.1 C 22.6 B 34.8
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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