Science and Technology Notes For UPSC 2025, Download Free PDFs Here!

Science and Technology notes for UPSC is a mandatory read for aspirants of the UPSC IAS exam, as it is one of the subjects from which several questions are asked every year. Many questions on this subject have been asked in both the UPSC Prelims and Mains. The UPSC Mains GS III Syllabus includes Science and Technology-related topics. Additionally, Sci and Tech-related courses are listed on the optional subject list of the IAS Mains, such as Botany, Chemistry, and Biology. Science-based subjects have a good passing rate, but they create difficulties for IAS candidates as many of them often struggle to understand scientific theories, concepts and formulas. Thus, we have come up with the expert study materials and the best Science and Technology Notes for UPSC to help you prepare better for the UPSC exam and achieve excellent results.

• This article includes the Science and Technology UPSC notes based on relevant topics, subject-specific resources, and some preparation tips.
• Applicants must refer to the official UPSC CSE Syllabus to thoroughly grasp the important Science and Technology related topics.

So, continue reading this article to check the syllabus, recommended books, and preparation tips for UPSC Science and Technology subject in detail.

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Science and Technology UPSC Notes PDF

Candidates can download the Science & Technology UPSC Notes PDF to study both online and offline. These notes have been modelled based on the latest syllabus of the UPSC Prelims and Mains, with emphasis on topics from which questions have been frequently asked in the previous exams. Candidates can download the PDF of Sci and Tech Notes for UPSC from the link given below -

Science and Technology Notes For UPSC

In terms of the UPSC CSE Prelims and Mains examinations, science and technology is an important subject. While in the preliminary exam, there are questions related to recent technological and scientific developments, the Mains exam delves into the conceptual and theoretical understanding of science topics. To prepare effective answers for the UPSC Mains test, it is necessary to have a theoretical mastery of the subject. Let us look at the Science and Technology Notes for UPSC to clear the IAS Exam.

Don't Forget To Practice UPSC Prelims Science And Technology Previous Year Questions here.

UPSC Science and Technology Notes Important Topics

Apart from referring to the notes, it is essential to have a thorough understanding of the various Science and Technology-related topics from which questions are frequently posed in the exam. Check out some of the important topics that must be at your fingertips before appearing for the UPSC exam in the table given below:

IGNOU Science & Technology Notes For UPSC

If you are preparing for the Science and Technology portion of the UPSC exam, you must refer to IGNOU Notes for the topic, which are freely accessible for all candidates. Candidates must study IGNOU Science & Technology Notes for UPSC IAS Mains preparation for a thorough understanding of individual topics and to gain conceptual clarity. All these notes cover old and new perspectives on Science, Development, Nutrition and Agriculture issues as well as new trends in the subject. The steps to download these notes are given below.

How to Download IGNOU Science and Technology Notes for UPSC?

Students can view/download Study Material free of cost from IGNOU’s official website. To View/Download IGNOU Study Material first register at Egyankosh. Select the registration type and press <GO Key> and fill in the Registration Form. You will receive a mail containing a special URL. When you visit this URL, you will need to fill in some simple information. After that, you'll be ready to log into eGyanKosh.

• Step 1: Visit the official website of IGNOU.
• Step 2: Navigate to the link of IGNOU Science subject for IAS
• Step 3: Search for ‘FST-01 Foundation Course in Science and Technology.
• Step 4: Click on each block to download notes for the topic in a PDF format. 

Science and Technology Study Materials For UPSC - Benefits

With the complete Science and Technology UPSC study resources and notes in hand, candidates should start their exam preparation. Structured notes will make your preparation both easier and faster. The following benefits come from using Science notes for UPSC in addition to other suggested study materials.

• These UPSC Science and Technology study materials are based on the latest curriculum. It helps applicants to complete the toughest and most significant topics and sub-topics in a way that is crisp and precise.
• All of the Science and Technology UPSC notes are presented in a topic-by-topic manner for Prelims, Mains, and Optional in order to help you successfully prepare and gain a fundamental understanding of each component.
• These materials also include hundreds of topic-specific MCQs that candidates can practice.
• For offline usage, these Science and Technology notes are now accessible in PDF format.
• You can learn a lot about the questions that were asked in the UPSC previous year papers just by studying these notes without doing any further research.
• In addition to these notes, candidates must also study the Science and Technology Books to gain a full understanding of the subject.
• For effective preparation of the Science and Technology portion, all of these notes were made by UPSC CSE specialists and teachers.
• While studying the extensive syllabus topics of Science and Technology for UPSC, candidates may feel stressed and confused. However, the fact that all of these Science and Technology Notes are concise and to the point will lessen the stress.

Refer to Science NCERT Books for UPSC to build a firm grasp of fundamental Science concepts. 

Science and Technology Notes For UPSC - Preparation Tips

For both the UPSC CSE Prelims and Mains, Science and Technology is considered as one of the abstract subjects with no fixed syllabus or structure. The past year's trend analysis, however, demonstrates unequivocally that this subject's questions are analytical in character. As a result, the following tips will be helpful to start off your UPSC Science and Technology preparation.

• Boost your foundation: It's crucial to have a firm grasp on the fundamental ideas behind the subjects covered in the syllabus. You can learn the fundamentals of the topic by reading NCERT Science textbooks from Classes VI to X.
• Previous Year Questions: When preparing for the Science & Technology section, you must adhere to the syllabus because this particular subject is limitless. As a result, always maintain a copy of the syllabus in front of you and check to see if the topic is covered.
• Current events: It has been noted that questions about recent events are frequently asked in the UPSC CS Prelims and Mains. Consequently, take full use of editorials from the Hindu and the Indian Express. Make brief notes on the hints for any recent scientific advancement. It contains things like missions to explore space, developments in artificial intelligence, medicines, information about the spread of diseases and how to stop it through scientific techniques, etc. Due to the constantly evolving breakthroughs, you could also anticipate a lot of questions from Science & Technology this year.
• Mock Test: Solve numerous mock tests as well as sectional exams. To prepare for the Prelims, you can acquire TMH publication's Science & Technology Question Bank for Civil Services Examination.
• Write sample answers: Write as many answers as you can in preparation for the Mains, and have your mentors review them. Following a diagram-based strategy and including factual information will help make your responses for science and technology more substantial.

We hope that you could access all Science and Technology Notes for UPSC in PDF from this informative article. For more such UPSC IAS exam-related resources and study materials, download the Testbook App now or join our UPSC Online Coaching program.