{"id":230351,"date":"2025-10-10T11:59:29","date_gmt":"2025-10-10T06:29:29","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=230351"},"modified":"2025-10-10T12:01:47","modified_gmt":"2025-10-10T06:31:47","slug":"general-science-questions-for-rrb-technician-exam","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/","title":{"rendered":"Important General Science Questions for RRB Technician Exam"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_77 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#Key_Areas_of_General_Science_for_RRB_Technician_Exam\" >Key Areas of General Science for RRB Technician Exam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#Representative_General_Science_Questions_for_RRB_Technician_Exam\" >Representative General Science Questions for RRB Technician Exam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#Physics_and_Chemistry_Concepts\" >Physics and Chemistry Concepts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#Biological_Science_%E2%80%93_Human_Body_and_Health\" >Biological Science &#8211; Human Body and Health<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#Summary\" >Summary<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>The <strong>General Science<\/strong> section is a crucial component of the Railway Recruitment Board (RRB) Technician Examination. A strong grasp of Physics, Chemistry, and Biology fundamentals is essential for success. This article provides a focused set of important <strong>General Science Questions for RRB Technician Exam<\/strong> candidates, designed to test and reinforce your knowledge.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-areas-of-general-science-for-rrb-technician-exam\"><span class=\"ez-toc-section\" id=\"Key_Areas_of_General_Science_for_RRB_Technician_Exam\"><\/span>Key Areas of General Science for RRB Technician Exam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The General Science Questions are an important part of the <a href=\"https:\/\/www.oliveboard.in\/blog\/science-questions-in-rrb-technician\/?ref=contad-aib\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>RRB Technician Science Questions.<\/strong><\/a> To excel in the exam, focus your preparation on the following core scientific domains:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Physics:<\/strong> Units and measurements, motion, work, energy, power, gravity, heat, light, electricity, and magnetism.<\/li>\n\n\n\n<li><strong>Chemistry:<\/strong> Atomic structure, chemical reactions, acids, bases, salts, metals, non-metals, and basic organic chemistry.<\/li>\n\n\n\n<li><strong>Biology:<\/strong> Cell structure, human body systems (digestive, respiratory, circulatory, nervous), diseases, nutrition, and basic classification.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-representative-general-science-questions-for-rrb-technician-exam\"><span class=\"ez-toc-section\" id=\"Representative_General_Science_Questions_for_RRB_Technician_Exam\"><\/span>Representative General Science Questions for RRB Technician Exam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The table below presents a highly curated selection of <strong>General Science Questions for RRB Technician Exam <\/strong>based on frequently tested topics and concepts. These questions are presented in a direct Q&amp;A format, making them an excellent tool for quick revision and self-assessment. <\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>No.<\/td><td>Question<\/td><td>Answer<\/td><\/tr><tr><td>1<\/td><td>What is the S.I. unit of <strong>power<\/strong>?<\/td><td><strong>Watt<\/strong> (W)<\/td><\/tr><tr><td>2<\/td><td>Which lens is used to correct the eye defect <strong>Myopia<\/strong> (Near-sightedness)?<\/td><td><strong>Concave<\/strong> Lens<\/td><\/tr><tr><td>3<\/td><td>What is the chemical formula for <strong>common salt<\/strong>?<\/td><td>NaCl (Sodium Chloride)<\/td><\/tr><tr><td>4<\/td><td>Which metal is the <strong>best conductor of electricity<\/strong>?<\/td><td><strong>Silver<\/strong> (followed by Copper)<\/td><\/tr><tr><td>5<\/td><td>What is the function of <strong>Haemoglobin<\/strong> in the blood?<\/td><td>To <strong>transport oxygen<\/strong> from the lungs to the body tissues.<\/td><\/tr><tr><td>6<\/td><td>Which gas is often filled in electric <strong>light bulbs<\/strong> to prolong filament life?<\/td><td><strong>Argon<\/strong> or Nitrogen<\/td><\/tr><tr><td>7<\/td><td>What is the unit of <strong>frequency<\/strong>?<\/td><td><strong>Hertz<\/strong> (Hz)<\/td><\/tr><tr><td>8<\/td><td>Which acid is present in a <strong>Lemon<\/strong>?<\/td><td><strong>Citric Acid<\/strong><\/td><\/tr><tr><td>9<\/td><td>What part of the plant conducts water and minerals from the roots to the leaves?<\/td><td><strong>Xylem<\/strong><\/td><\/tr><tr><td>10<\/td><td>What phenomenon causes the <strong>twinkling of stars<\/strong>?<\/td><td><strong>Atmospheric Refraction<\/strong> of starlight<\/td><\/tr><tr><td>11<\/td><td>What is the approximate <strong>pH value of human blood<\/strong>?<\/td><td>Slightly basic, around <strong>7.4<\/strong><\/td><\/tr><tr><td>12<\/td><td>Which gland is often called the <strong>&#8216;Master Gland&#8217;<\/strong> of the human body?<\/td><td><strong>Pituitary Gland<\/strong><\/td><\/tr><tr><td>13<\/td><td>The working principle of a washing machine is based on which force?<\/td><td><strong>Centrifugal Force<\/strong><\/td><\/tr><tr><td>14<\/td><td>What is the maximum number of electrons an L shell (second shell) can accommodate?<\/td><td><strong>8<\/strong> (using the formula 2n2)<\/td><\/tr><tr><td>15<\/td><td>What is the unit used to measure the <strong>ozone layer thickness<\/strong>?<\/td><td><strong>Dobson Unit<\/strong><\/td><\/tr><tr><td>16<\/td><td>The velocity of light is maximum in which medium?<\/td><td><strong>Vacuum<\/strong> or Air<\/td><\/tr><tr><td>17<\/td><td>What element is a component of all organic compounds?<\/td><td><strong>Carbon<\/strong> (C)<\/td><\/tr><tr><td>18<\/td><td>Which disease is caused by a deficiency of <strong>Vitamin D<\/strong>?<\/td><td><strong>Rickets<\/strong> (softening and weakening of bones)<\/td><\/tr><tr><td>19<\/td><td>What is the main cause of the <strong>&#8216;Greenhouse Effect&#8217;<\/strong>?<\/td><td><strong>Increase in Carbon Dioxide<\/strong> (CO2\u200b) and other greenhouse gases in the atmosphere.<\/td><\/tr><tr><td>20<\/td><td>What is the process of coating steel or iron with a thin layer of zinc called?<\/td><td><strong>Galvanization<\/strong><\/td><\/tr><tr><td>21<\/td><td>Name the smallest functional unit of the <strong>kidney<\/strong> (renal system).<\/td><td><strong>Nephron<\/strong><\/td><\/tr><tr><td>22<\/td><td>The resistance of a conductor is directly proportional to what physical dimension?<\/td><td>Its <strong>Length<\/strong> (L)<\/td><\/tr><tr><td>23<\/td><td>Which noble gas is used in the treatment of cancer (radiotherapy)?<\/td><td><strong>Radon<\/strong> (Rn)<\/td><\/tr><tr><td>24<\/td><td>What is the S.I. unit of <strong>electric charge<\/strong>?<\/td><td><strong>Coulomb<\/strong> (C)<\/td><\/tr><tr><td>25<\/td><td>What is the common name for the chemical compound <strong>Calcium Hypochlorite<\/strong> (Ca(ClO)2\u200b)?<\/td><td><strong>Bleaching Powder<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-medium-font-size\"><strong><em><a href=\"https:\/\/download.oliveboard.in\/pdf\/general-science-questions-for-rrb-technician.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Download the Free PDF for Important General Science Questions on RRB Technician Exam<\/a><\/em><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-physics-and-chemistry-concepts\"><span class=\"ez-toc-section\" id=\"Physics_and_Chemistry_Concepts\"><\/span> Physics and Chemistry Concepts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Success in the Technician exam requires more than just memorizing facts; you need to understand the underlying principles. Given below are the physics and chemistry concepts from the <a href=\"https:\/\/www.oliveboard.in\/rrb-technician-syllabus\/?ref=contad-aib\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>RRB Technician Syllabus<\/strong><\/a>:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Concept<\/td><td>Key Takeaways<\/td><\/tr><tr><td><strong>Laws of Motion<\/strong><\/td><td>Understand Newton&#8217;s three laws and related concepts like momentum, inertia, and force.<\/td><\/tr><tr><td><strong>Work, Energy, Power<\/strong><\/td><td>Know the S.I. units (Joule, Watt), and the difference between potential energy (mgh) and kinetic energy (21\u200bmv2).<\/td><\/tr><tr><td><strong>Electricity<\/strong><\/td><td>Familiarity with <strong>Ohm&#8217;s Law<\/strong> (V=IR), the formulas for resistance in series and parallel, and the concept of electric power (P=VI).<\/td><\/tr><tr><td><strong>Optics<\/strong><\/td><td>Be able to distinguish between <strong>concave and convex lenses\/mirrors<\/strong> and their applications in correcting vision or in devices.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-core-chemistry-topics\">Core Chemistry Topics<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-periodic-table-and-atomic-structure\">\u200b Periodic Table and Atomic Structure<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Valency:<\/strong> The combining capacity of an element. Important for writing chemical formulas.<\/li>\n\n\n\n<li><strong>Isotopes:<\/strong> Atoms of the same element with the same atomic number but different mass numbers (e.g., Carbon-12 and Carbon-14).<\/li>\n\n\n\n<li><strong>Metals and Non-metals:<\/strong> Focus on their distinguishing physical and chemical properties (e.g., metals are malleable and ductile; non-metals are usually brittle).<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reactions-and-ph-scale\">Reactions and pH Scale<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Neutralization Reaction:<\/strong> The reaction between an <strong>Acid<\/strong> and a <strong>Base<\/strong> to produce Salt and Water.<\/li>\n\n\n\n<li><strong>pH Scale:<\/strong> Measures the acidity or basicity of a substance. Values below 7 are acidic, 7 is neutral (pure water), and above 7 are basic (alkaline).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-biological-science-human-body-and-health\"><span class=\"ez-toc-section\" id=\"Biological_Science_%E2%80%93_Human_Body_and_Health\"><\/span>Biological Science &#8211; Human Body and Health<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The Biology portion often focuses heavily on the human body and everyday life science.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>System<\/td><td>Primary Function<\/td><td>Key Organ<\/td><\/tr><tr><td><strong>Circulatory<\/strong><\/td><td>Transport of oxygen, nutrients, and waste.<\/td><td>Heart, Blood, Blood Vessels<\/td><\/tr><tr><td><strong>Respiratory<\/strong><\/td><td>Exchange of gases (Oxygen and Carbon Dioxide).<\/td><td>Lungs, Alveoli<\/td><\/tr><tr><td><strong>Digestive<\/strong><\/td><td>Breaking down food and absorbing nutrients.<\/td><td>Stomach, Small Intestine<\/td><\/tr><tr><td><strong>Nervous<\/strong><\/td><td>Communication and coordination within the body.<\/td><td>Brain, Spinal Cord, Neurons<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-summary\"><span class=\"ez-toc-section\" id=\"Summary\"><\/span>Summary <span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>To maximize your score in the General Science section of the RRB Technician Exam, keep these key points in mind:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Focus on S.I. Units:<\/strong> Thoroughly memorize the S.I. units for fundamental and derived quantities (force, pressure, energy, work, power, etc.).<\/li>\n\n\n\n<li><strong>Practice Numerical Problems:<\/strong> The Physics section often includes basic numerical questions, especially on Work, Energy, Power, and Ohm&#8217;s Law.<\/li>\n\n\n\n<li><strong>Master Chemical Formulas:<\/strong> Be familiar with the common names and chemical formulas for everyday substances (baking soda, washing soda, quicklime, etc.).<\/li>\n\n\n\n<li><strong>Revise Biological Systems:<\/strong> Concentrate on the functions and parts of the major human body systems and their associated organs.<\/li>\n\n\n\n<li><strong>Stay Updated:<\/strong> Pay attention to recent developments or general knowledge facts related to science and technology.<\/li>\n<\/ul>\n\n\n\n<p>A well-prepared candidate knows that General Science is a highly scoring section in the RRB Technician Exam. By focusing on the foundational concepts of Physics, Chemistry, and Biology, and practicing a wide array of questions like those provided above, you can significantly boost your overall score and secure a better chance for selection. Consistent revision and clarity on the basic scientific principles are the keys to success.<\/p>\n\n\n\n<p><strong>FAQs<\/strong><\/p>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1760077076924\"><strong class=\"schema-faq-question\">Q.1 What is the weightage of the General Science section in the RRB Technician Exam, and which subjects should I prioritize?<\/strong> <p class=\"schema-faq-answer\">The General Science section, which includes Physics, Chemistry, and Life Sciences (Biology), typically carries significant weightage, often comprising a large portion of the overall technical or non-technical paper (e.g., 25-30 questions). You should prioritize Physics and basic Life Sciences as they are often more application-based and frequently tested, especially regarding units, mechanics, electricity, and human body systems.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760077102604\"><strong class=\"schema-faq-question\">Q.2 Are the General Science questions for the RRB Technician Exam numerical-based or theoretical?<\/strong> <p class=\"schema-faq-answer\">The questions are usually a <strong>mix of both<\/strong>.<br\/><strong>Physics<\/strong> often includes simple numerical problems based on formulas like Ohm&#8217;s Law (V=IR), Work-Energy (W=F\u00d7d), and Power (P=W\/t).<br\/>Chemistry and Biology questions are predominantly theoretical and fact-based, focusing on definitions, chemical formulas, functions of organs, and deficiency diseases.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760077127526\"><strong class=\"schema-faq-question\">Q.3 What level of difficulty should I expect in the General Science section?<\/strong> <p class=\"schema-faq-answer\">The difficulty level generally ranges from Class 9th to 10th standard (Secondary School level) for most topics, with some questions touching upon basic concepts from the 11th and 12th standards, particularly in Physics and Chemistry. The focus is on fundamental concepts and everyday applications of science, rather than complex theories.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760077147865\"><strong class=\"schema-faq-question\">Q.4 Besides the core subjects, are there any other General Science topics I should prepare for?<\/strong> <p class=\"schema-faq-answer\">Yes. You must also focus on General Knowledge related to Science and Technology. This includes:<br\/>Inventions and Discoveries (especially those related to the railway or technical fields).<br\/>Basic Environmental Science (e.g., pollution, greenhouse effect, ozone layer).<br\/>Space Technology and Nuclear Science (basic facts and recent major developments)<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760077164906\"><strong class=\"schema-faq-question\">Q.5 What is the best strategy for revising the vast General Science syllabus?<\/strong> <p class=\"schema-faq-answer\">The most effective strategy is to focus on conceptual clarity and regular practice:<br\/>Concept Mapping: Group related topics (e.g., all S.I. units, all vitamin deficiency diseases).<br\/>Formula Sheets: Keep a dedicated sheet for all essential Physics and Chemistry formulas.<br\/>Practice $\\text{MCQ}$s: Solve previous years&#8217; papers and numerous $\\text{MCQ}$s (like the sample provided in the article) under timed conditions to improve speed and accuracy.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>The General Science section is a crucial component of the Railway Recruitment Board (RRB) Technician Examination. A strong grasp of<\/p>\n","protected":false},"author":63,"featured_media":230371,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[555,14058],"tags":[],"class_list":["post-230351","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-railways-rrb","category-rrb-technician","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.6 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Important General Science Questions for RRB Technician Exam<\/title>\n<meta name=\"description\" content=\"Check out the important General Science Questions for RRB Technician Exam. 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You should prioritize Physics and basic Life Sciences as they are often more application-based and frequently tested, especially regarding units, mechanics, electricity, and human body systems.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077102604","position":2,"url":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077102604","name":"Q.2 Are the General Science questions for the RRB Technician Exam numerical-based or theoretical?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The questions are usually a <strong>mix of both<\/strong>.<br\/><strong>Physics<\/strong> often includes simple numerical problems based on formulas like Ohm's Law (V=IR), Work-Energy (W=F\u00d7d), and Power (P=W\/t).<br\/>Chemistry and Biology questions are predominantly theoretical and fact-based, focusing on definitions, chemical formulas, functions of organs, and deficiency diseases.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077127526","position":3,"url":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077127526","name":"Q.3 What level of difficulty should I expect in the General Science section?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The difficulty level generally ranges from Class 9th to 10th standard (Secondary School level) for most topics, with some questions touching upon basic concepts from the 11th and 12th standards, particularly in Physics and Chemistry. The focus is on fundamental concepts and everyday applications of science, rather than complex theories.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077147865","position":4,"url":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077147865","name":"Q.4 Besides the core subjects, are there any other General Science topics I should prepare for?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. You must also focus on General Knowledge related to Science and Technology. This includes:<br\/>Inventions and Discoveries (especially those related to the railway or technical fields).<br\/>Basic Environmental Science (e.g., pollution, greenhouse effect, ozone layer).<br\/>Space Technology and Nuclear Science (basic facts and recent major developments)","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077164906","position":5,"url":"https:\/\/www.oliveboard.in\/blog\/general-science-questions-for-rrb-technician-exam\/#faq-question-1760077164906","name":"Q.5 What is the best strategy for revising the vast General Science syllabus?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The most effective strategy is to focus on conceptual clarity and regular practice:<br\/>Concept Mapping: Group related topics (e.g., all S.I. units, all vitamin deficiency diseases).<br\/>Formula Sheets: Keep a dedicated sheet for all essential Physics and Chemistry formulas.<br\/>Practice $\\text{MCQ}$s: Solve previous years' papers and numerous $\\text{MCQ}$s (like the sample provided in the article) under timed conditions to improve speed and accuracy.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230351","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/users\/63"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/comments?post=230351"}],"version-history":[{"count":2,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230351\/revisions"}],"predecessor-version":[{"id":230376,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230351\/revisions\/230376"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media\/230371"}],"wp:attachment":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media?parent=230351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/categories?post=230351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/tags?post=230351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}