M.Sc-M.Sc Zoology 1st Year (Paper - I) : SYSTEMATICS AND ANATOMY OF INVERTEBRATES (Acharya Nagarjuna University - Center for Distance Education, Guntur, Andhra Pradesh-2013)

(DZOO 01) NR

M.Sc. (Previous) DEGREE EXAMINATION, MAY - 2013
First Year
Zoology
(Paper - I) : SYSTEMATICS AND ANATOMY OF INVERTEBRATES






Time : 03 Hours                                                    Maximum Marks : 80




Answer all questions

1) a) Describe various types of reproductive processes in protozoa.
OR
b) Write short notes on :
i) General organisation of porifera.
ii) Development of sponges.

2) a) Describe polymorphism in coelenterates.
OR
b) Write short notes on :
i) Parasitic adaptations in platyhelminths.
ii) General organisation of Nemathelminths.

3) a) Write an account on general organisation of phylum arthropoda.
OR
b) Write short notes on :
i) Significance of Trochophore larva.
ii) Classification of annelida.

4) a) Describe the larval forms of echinoderms.
OR
b) Write short notes on :
i) Classification of phylum mollusca.
ii) General organisation of echinodermata.

5) a) Write an account on general organisation of Ectoprocta.
OR
b) Write short notes on :
i) Rotifera.
ii) Chaetognatha.
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