Hey!! As per your demand here I am providing you IAS Entrance Exam Syllabus:

Phase 1: Preliminary Examination

Syllabus for Paper 1:
-Current events (National and International)
-History of India
-Geography of the world (Physical, Social, Economic)
-Indian Polity and Governance-Constitution
-Economic and Social Development
-General Issues (Environmental Ecology, Bio-Diversity, Climate change etcs.)
-General Science

Syllabus for Paper 2:
-Comprehension
-Interpersonal Skills
-Logical Reasoning and Analytical Ability
-Decision making and problem solving
-General mental ability
-Basic Numeracy
-Data Interpretation
-Comprehension Skill (English)

Phase 2: Main Examination Syllabus

I. Any Indian Language

II. English

These two papers just need to qualify which is mandatory and marks obtained will not be considered or counted.

Language for the rest seven papers can be any of the languages mentioned in Eighth Schedule of the constitution or you can opt for English. Rest seven papers are mentioned below, each weighing 250 marks:

III. Essay

IV. General Studies 1 (Indian Heritage/Culture, World History & Geography)

V. General Studies 2 (Governance, Constitution, Polity, Social Justice and International Relations)

VI. General Studies 3 (Technology, Economic Development, Bio-Diversity, Environment, Security & Disaster Management)

-General Studies 4 (Ethics, Integrity & Aptitude)
-Optional 1 (Of your choice)

VII. Optional 2 (Of your choice)
-Agriculture
-Animal Husbandry and Veterinary Science
-Botany
-Chemistry
-Civil Engineering
-Commerce
-Economics
-Electrical Engineering
-Geography
-Geology
-Indian History
-Law
-Management
-Mathematics
-Mechanical Engineering
-Medical Science
-Philosophy
-Physics
-Political Science
-Psychology
-Public Administration
-Sociology
-Statistics
-Zoology
-Anthropology
-Assamese
-Bengali
-Chinese
-English
-French
-German
-Gujarati
-Hindi
-Kannada
-Kashmiri
-Konkani
-Malayalam
-Manipuri
-Marathi
-Nepali
-Oriya
-Punjabi
-Russian
-Sanskrit
-Sindhi
-Tamil
-Telugu
-Urdu