Master of Science I (Zoology)Examination: Oct/Nov 2016
Semester II (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SN
726
Tuesday
22/11/2016
10.30 AM
To
01.00 PM
Developmental Biology
C
VII
Instructions: Q.1, 2 6 are compulsory.
Answer any two questions from Q.3, 4 5
Total Marks: 70
Q.1 Multiple choice questions (per question 2 marks) 14
Rotational cleavage is seen in
amphioxus Tunicates
Echinoderms mammals
Bottle cells are formed during the gastrulation of
amphibians birds
Echinoderms mammals
Which of the following series of events represents the path of vertebrate
development?
formation of blastula, cleavage, neurulation, cell migration, gastrulation
organogenesis, growth
formation of blastula, cleavage, gastrulation, neurulation, cell migration,
organogenesis, growth
cleavage, formation of blastula, gastrulation, neurulation, cell migration,
organogenesis, growth
cleavage, gastrulation, formation of blastula, neurulation, cell migration,
organogenesis, growth
Trophoblast cells in mammals given rise to
yolksac allantois
chorion amnion
The technique of producing a genetically identical copy of an organism by
replacing the nucleus of an unfertilized ovum with the nucleus of a body cell from
the organism is
Test tube baby Cloning
In vitro fertilization All b c
The study of degenerative changes in aging is called
Developmental biology Paedology
Gerontology Choronology
Primitive streak is formed during the development of
Reptiles birds
mammals All of the above
Page 1 of 2
Q.2 Describe in detail the process of gastrulation in chick. 14
Q.3 Answer the following:
Acrosome reaction 07
Structure of insect egg 07
Q.4 Explain the following:
Cloning with an example 05
Blastulation in frog 05
Regulation of limb development 04
Q.5 Explain in short:
How anterior-posterior axis is specified in Drosophila? 07
Apoptosis with reference to the type studied. 07
Q.6 Write short notes on any Four of the following: 14
Embryonic Stem cells
Oogenisis
Cleavages in Chick
Cortical reaction
Capacitation
Cloning