Hello aspirant,

The APPSC MRO exam is by far one of the most prestigious of public service exams that strives to tests your ability for the designation role.

Below are the syllabus that you'll need for the APPSC MRO exam :

• English

Sentence Arrangement, Fill in the blanks, Sentence Improvement, Sentence Completion, Spotting Error, Idioms and Phrases, Antonyms, Para Completion, Synonyms, Error Correction, Substitution.

• Telugu

Idioms and Phrases, Transformation of Sentences, Vocabulary, Tenses, Grammar, Comprehension, Antonyms, Synonyms, Fill in the Blank, Usage of Words

• General Knowledge

Indian Economy, Current affairs pertaining to India and the World, Indian Geography, Institutions engaged in environmental conservations at state, national and international level, Environment, Indian Polity

• Logical Reasoning/Arithmetic

Critical Reasoning, Assertions and Reasons, Assumption Conclusions, Courses of action, Strong and Weak arguments, Family-Based Puzzles, Seating Arrangements, Circular Arrangements, Coding and Decoding.

Furthermore, below are slme of the best books for MRO preparation:

• Objective General English: R.S. Agarwal and Vikas Agarwal
• Descriptive General English: S.P. Bakshi and Richa Sharma
• High School English Grammar and Composition: Wren & Martin
• Word Power Made Easy: Norman Lewis
• Objective General English: Arihant Publications
• English NCERT Books of 9th and 10th grade
• Analytical Reasoning: MK Pandey
• A New Approach to Reasoning Verbal and Non-Verbal: BS Sijwali & Indu Sijwali
• A Modern Approach to Verbal Reasoning: R.S Agarwal
• How to Crack Test of Reasoning: Arihant Publication
• Quantitative Aptitude: R.S Agarwal
• Data Interpretation: Arun Sharma
• Objective Mathematics for Competitive Exams: Tarun Goyal

You can even start your preparation with basic Ncert books, which will fit very well.

I hope that this will hrlp.