Master of Science I (Genetics) Examination: Oct /Nov 2016
Semester I (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SQ
439
Friday
18/11/2016
10:30 AM
to
01:00 PM
Biostatistics and Population
Genetics
C
HCT 1.2
Instructions: All questions of Section I are compulsory.
Answer any four questions from section II.
Graph paper will be provided on request.
Use of non data storage calculator is allowed.
Total Marks: 70
Section I
Q.1 Rewrite the following sentences by choosing the most correct alternative
given below:
08
If both variables X and Y increase of decrease simultaneously, then the
coefficient of correlation will be
Positive Negative
Zero One
If the critical region is located equally in both sides of the sampling
distribution of test statistics, the rest is called
One tailed Left tailed
Right Tailed
A failing student is passed by an examiner, it is an example of
Type I error Type II error
Unbiased decision Difficult to tell
A set of all possible data values for a subject under consideration is called
Descriptive statistics A sample
A population Statistics
In isolation the two populations are separated by some physical
or location barrier, which must be present at the time of breeding.
Climate Geographical
Ethological Reproductive
is the evolutionary strategy that favours the reproductive
success of an organism's relatives, even at a cost to the organism's own
survival and reproduction.
Group selection Environmental selection
Kin selection Adaptation
According to Neo Darwinism, natural selection operates through
Fighting between organisms Variations
Killing weaker organism Differential reproduction
Page 1 of 2
Define the following terms 07
Sample
P value
Artificial selection
Ecological species
Pedigree
Interval mapping
ANOVA
Section II
Q.2 Explain the statistical methods for mapping QTL in experimental cross populations. 14
Q.3 Calculate the arithmetic mean, median and mode form the following data.
Seconds 51-55 56-60 61-65 66-70
Frequency 2 7 8 4
14
Q.4 Explain in detail about reproductive isolation mechanism 14
Q.5 Data on waxy endospermic plants were recorded in maize. Calculate the
standard deviation from the following data
Class 25-29 30-34 35-39 40-44 45-49 50-54
Frequency 1 4 9 6 3 1
Explain in detail about co-adapted gene complex.
Represent by percentage bar diagram from following data on ABO blood group
in different city.
City Blood Group
A B AB O
Solapur 45 58 26 71
Kolhapur 50 32 20 98
Satara 32 48 33 87
14
Q.6 Write a short note on any two of the following: 14
Scatter plot used in studying correlation
Population Genetics and Birth of Neo-Darwinism
Molecular aspect of speciation