UPSC Zoology Optional Syllabus

Posted by santosh on December 1st, 2021

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1. Non-chordata and Chordata:
(a) Classification and relationship of various phyla up to subclasses: Acoelomate and Coelomate, Protostomes and Deuterostomes, Bilateria and Radiata; Status of Protista, Parazoa, Onychophora and Hemichordata; Symmetry.
(b) Protozoa: Locomotion, nutrition, reproduction, sex; General features and life history of Paramaecium, Monocystis, Plasmodium and Leishmania.
(c) Porifera: Skeleton, canal system and reproduction.
(d) Cnidaria: Polymorphism, defensive structures and their mechanism; coral reefs and their formation; metagenesis; general features and life history of Obelia and Aurelia.
(e) Platyhelminthes: Parasitic adaptation; general features and life history of Fasciola and Taenia and their pathogenic symptoms.
(f) Nemathelminthes: General features, life history, parasitic adaptation of Ascaris and Wuchereria.
(g) Annelida: Coelom and metamerism; modes of life in polychaetes; general features and life history of Nereis, earthworm and leach.
(h) Arthropoda: Larval forms and parasitism in Crustacea; vision and respiration in arthropods (Prawn, cockroach and scorpion); modification of mouth parts in insects (cockroach, mosquito, housefly, honey bee and butterfly); metamorphosis in insect and its hormonal regulation, social behaviour of Apis and termites.
(i) Mollusca: Feeding, respiration, locomotion, general features and life history of Lamellidens, Pila and Sepia, torsion and detorsion in gastropods.
(j) Echinodermata: Feeding, respiration, locomotion, larval forms, general features and life history of Asterias.
(k) Protochordata: Origin of chordates; general features and life history of Branchiostoma and Herdmania.
(l) Pisces: Respiration, locomotion and migration.
(m) Amphibia: Origin of tetrapods, parental care, paedomorphosis.
(n) Reptilia: Origin of reptiles, skull types, status of Sphenodon and crocodiles.
(o) Aves: Origin of birds, flight adaptation, igration.
(p) Mammalia: Origin of mammals, dentition, general features of egg laying mammals, pouched-mammals, aquatic mammals and primates, endocrine glands (pituitary, thyroid, parathyroid, adrenal, pancreas, gonads) and their interrelationships.
(q) Comparative functional anatomy of various systems of vertebrates (integument and its derivatives, endoskeleton, locomotory organs, digestive system, respiratory system, circulatory system including heart and aortic arches, urino-genital system, brain and sense organs (eye and ear).