UPSC Zoology Syllabus 2020: Check out the latest UPSC Mains Zoology Syllabus 2020.Zoology subject is one of the optional papers in UPSC IAS Mains Exam. Superorder Lepidosauria, lizard-like with acrodont or pleurodont dentition. This subject is quite popular amongst the candidates with Biology or related field. The UPSC Zoology Syllabus 2020 comprises of a lot of topics from which questions in the exam will be asked. OBJECTIVE IAS is the First Institution in Odisha to provide Online Coaching for Students Preparing Odisha Civil Service Examination, popularly known as OAS Exam. Zoology Syllabus 2017-18 for IAS . So the number of teeth are expressed by a sort of equation called dental formula. IAS Main Zoology Question Paper I- 2010 Zoology is an optional subject available for the Main exam of the UPSC Civil Services Exam. Order Rhynchocephalia (=Sphenodontia), 2 species of tuatara (Sphenodon) in New Zealand. The types are: 1. The function is also different at different parts of the tooth row. DENTITION IN MAMMALS Mammals as a rule possess heterodont, diphyodont and thecodont dentition. However, some mammals lack teeth as given below in detail. The number of teeth in any particular species remains constant but varies in different species. 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. Zoology Syllabus – Civil Services Mains Exam UPSC : UPSC Civil Services Mains Exam Optional Subject consists of 2 papers. IAS MAINS Exam for Zoology will cover all the necessary topics from two parts. That’s why the aspirants should get complete knowledge about the IAS Zoology syllabus 2020 and prepare accordingly. Each paper is … Each paper is of 250 marks, making a total of 500 marks. Except mammals heterodont condition is found in Port Jackson Shark (Heterodontus), in several reptiles, specially among mammal-like reptiles. ZOOLOGY PAPER I. Canines 3. Except mammals, the codont types of teeth are found in crocodiles and in some fishes (Haddock, Garpike and Barracuda). Physiology (with special reference to mammals): (a) Composition and constituents of blood; blood groups and Rh factor in man, factors and mechanism of coagulation, iron metabolism, acid-base balance, thermo-regulation, anticoagulants. Earlier we’ve provided UPSC Mains Syllabus, Now we are providing UPSC Mains Optional Subject Syllabus of Zoology Paper.There is only “ONE” optional subject to choose from the list of optional subjects which are given below. ADVERTISEMENTS: In this article we will discuss about the dentition in mammals with the help of a suitable diagram. This subject is quite popular amongst the candidates with Biology or related field. Welcome to UPSC “Zoology Option” portal.Ours is an ONLINE RESOURCE programme dedicated exclusively to training in Zoology Optional papers. Cheek Teeth (Premolars and Molars). That’s why the aspirants should get complete knowledge about the IAS Zoology syllabus 2020 and prepare accordingly. This is due to the reduction in the number of one or more types. In this condition, the teeth are lodged in bony sockets or alveoli of the jaw bone and capillaries and … There are mammals with teeth less than 44. UPSC Civil Services Mains Exam consists of Zoology as one of the Optional Subjects with 2 papers (paper I and paper II). Syllabus is too vast. Among monotremes, the spiny anteater or echidna (Tachyglossus and Zaglossus) lacks teeth. According to the Mode of Attachment of Teeth: Thecodont type dentition is the rule among mammals. 1. Candidates have to choose one optional subject. Edentates, as the name suggests are toothless such as the giant anteater of South America. Get the UPSC syllabus for Zoology, UPSC IAS Zoology syllabus pdfs and detailed guideline for those who are preparing for Zoology Civil Service Exams.