Agrahari, Ravi P <br/><br/>
Science and technology :   for civil services preliminary and main examination 
Agrahari, Ravi P 
 - 5 
 - Chennai,   McGraw Hill Education,  2020 
 - E.6 
<br/><br/>Science and technology<br/>UPSC MAIN ANSWERS -NEW PATTERN SCIENCE AND TECHNOLOGY<br/>SOME IMPORTANT PREVIOUS YEARS QYESTIONS FOR PRACTICE<br/>PRACTICE TEST PAPERS<br/>CAPSULE LISTS OF SCIENCE AND TECHNOLOGY<br/> 
<br/><br/> The third edition of science and technology has been thoroughly revised to suit the needs of students appearing for UPSC preliminary and Main examination. The content has been aligned as per the previous examination trends so that the aspirants have fair understanding of the subject along side getting accustomed to the examination pattern. the content has been systematically organized to discuss the discoveries from the past to gradually cover the latest trends and breakthroughs in the field of science and technology. Due emphasis has been given to facts, clarity of concepts and the lucidity of language 
<br/><br/><label>ISBN: </label>9789354601286 
<br/><br/><label>Dewey Class. No.: </label>600.076  / AGR