Developmental Biology of Chordates & Animal Ecology M.Sc Question Paper : mlsu.ac.in

University : Mohan Lal Sukhadia University
Degree : M.Sc
Department : Zoology
Subject : Developmental Biology of Chordates & Animal Ecology
Year : II
Document Type : Question Paper
Website : mlsu.ac.in

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MLSU Developmental Biology Question Paper

M.Sc. (Final) Examination, 2001
ZOOLOGY Paper II
(Developmental Biology of Chordates and Animal Ecology)

Related : Mohan Lal Sukhadia University Limnology & Fisheries M.Sc Question Paper : www.pdfquestion.in/5811.html

Time Three Hours
Maximum Marks : 100
Attempt four questions, selecting at least two questions from each section. All questions carry equal marks.

SECTION A

(Developmental Biology of Chordates)
1. Discuss the major events in the metamorphosis of spermatid into sperm. Why these
changes are essential-
2. ‘The amount and disposition of yolk affects the cleavage pattern and blastula formation.’
Justify this Statement.
3. Describe the development and functions of extra embryonic membranes in amniotes.

4. Write notes on any two of the following
(a) Development of heart.
(b) Mechanism of action of inducing substances.
(c) Hormonal control of metamorphosis.
(d) Regenerative ability in chordates.

SECTION B

(Animal Ecology)
5. Discuss the general properties of a population. Add a note on the forces that shape
population growth.
6. Describe the abiotic and biotic components of a terrestrial ecosystem with special reference
to the flow of matter and energy in this ecosystem.

7. Write an essay on ‘resources and applied human ecology’.
8. Write short notes on any two of the following
(a) Shelford’s law of tolerance.(b) View points in modem ecology.
(c) Evolution of community.(d) Community succession.