Science, Class IX-X (Hindi medium); Videos from DIKSHA Portal

 

Science, Class IX-X (Hindi medium); Videos from DIKSHA Portal

Chapter Number; Chapter Name; Topic name as per YouTube/ Diksha; Do_Id’s; DIKSHA Links (H)

CLASS IX

1 Matter in our surroundings 1 Composition and Properties of matter पदार्थ की रचना और गुण | Part 1/1 | Composition and Properties of matter | Hindi | Class 9 https://diksha.gov.in/resources/play/content/do_3130986545253007361179
1 Matter in our surroundings 2 States of Matter पदार्थ की अवस्थाएँ | Part 1/1 | States of Matter | Hindi | Class 9 https://diksha.gov.in/resources/play/content/do_3130986546545950721140
1 Matter in our surroundings 3 Effect ofchange of temperature and pressure तापमान और दाब परिवर्तन का प्रभाव|Part 1/1|Effect ofchange of temperature and pressure|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986548443381761180
2 Is Matter around us Pure ? 1 Pure and Impure Substances शुद्ध और अशुद्ध पदार्थ|Part 1/1|Pure and Impure Substances|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986550628843521273
2 Is Matter around us Pure ? 2 Mixture and it’s Types मिश्रण और मिश्रण के प्रकार|Part 1/1|Mixture and it’s Types|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986551952179201145
2 Is Matter around us Pure ? 3 Solutions Suspensions and Colloids विलयन, निलंबन और कोलाइड|Part 1/1|Solutions Suspensions and Colloids|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986553080381441181
2 Is Matter around us Pure ? 4 Depuration of mixture मिश्रण के घटकों का पृथक्करण|Part 1/1|Separation of components of a mixture|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986555275837441274
2 Is Matter around us Pure ? 5 Types of Pure substances शुद्ध पदार्थों के प्रकार|Part 1/1|Types of Pure substances|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986557691904001275
3 Atoms and Molecules 1 Laws of Chemical Combination रासायनिक संयोजन के नियम|Part 1/1|Laws of Chemical Combination|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_313098655885025280192
3 Atoms and Molecules 2 What is an Atom परमाणु क्या है?|Part 1/1|What is an Atom|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986559923978241135
3 Atoms and Molecules 3 What is a Molecule अणु क्या है?|Part 1/1|What is a Molecule|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986561620541441276
3 Atoms and Molecules 4 Writing Chemical Formulae रासायनिक सूत्र लिखना|Part 1/1|Writing Chemical Formulae|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986563120250881136
3 Atoms and Molecules 5 Molecular Mass and Mole Concept आणविक द्रव्यमान एवं मोल संकल्पना|Part 1/1|Molecular Mass and Mole Concept|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986564355522561146
4 Structure of the Atom 1 Structure of an Atom परमाणु की संरचना|Part 1/1|Structure of an Atom|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986566301859841141
4 Structure of the Atom 2 Electronic Configuration कक्षाओं में इलेक्ट्रॉन्स का वितरण|Part 1/1|Electronic Configuration|Hindi|Class 9 https://diksha.gov.in/resources/play/content/do_3130986568544092161142
5 The Fundamental Unit of Life 1 Introduction to cell structure कोशिका संरचना का परिचय|Part 1/1|Introduction to cell structure|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986493040476161106
6 Tissues 1 Plant tissues : Meristematic पादप ऊतक – विभज्योतक|Part 1/1|Plant tissues : Meristematic|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986496371834881240
6 Tissues 2 Plant tissues : Simple Permanent पादप ऊतक – सरल स्थायी ऊतक|Part 1/1|Plant tissues : Simple Permanent|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986499974266881123
6 Tissues 3 Plant Tissues : Protective and Complex पादप ऊतक – जटिल स्थायी ऊतक|Part 1/1|Plant Tissues : Protective and Complex|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986502108938241242
6 Tissues 4 Animal Tissues : Epithelial जंतु ऊतक – एपिथीलियमी ऊतक|Part 1/1|Animal Tissues : Epithelial|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986504273838081126
6 Tissues 5 Animal Tissues : Connective जंतु ऊतक – संयोजी ऊतक|Part 1/1|Animal Tissues : Connective|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986506925260801127
6 Tissues 6 Animal Tissues : Muscular जंतु ऊतक – पेशीय ऊतक|Part 1/1|Animal Tissues : Muscular|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986508759203841128
6 Tissues 7 Animal Tissues : Nervous जंतु ऊतक – तंत्रिका ऊतक|Part 1/1|Animal Tissues : Nervous|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986510323138561175
7 Diversity in Living Organisms 1 Basics of Classification वर्गीकरण से संबंधित कुछ मूल बातें |Part 1/1|Basics of Classification|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986511606251521243
7 Diversity in Living Organisms 2 Five Kingdom System and Binomial Nomenclature पॉँच जगत वर्गीकरण और द्विपद-नामपद्धति|Part1/1|5 Kingdom System & Binomial Nomenclature|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986514289049601244
7 Diversity in Living Organisms 3 Monera, Protista and Fungi मोनेरा, प्रोटीस्टा, और फंजाई जगत|Part 1/1|Monera, Protista and Fungi|Hindi|Class 9 https://diksha.gov.in/play/content/do_313098651609849856189
7 Diversity in Living Organisms 4 Plant Kingdom : Thallophyta, Bryophyta and Pteridophyta प्लांटी जगत:थैलोफ़ाइटा,ब्रायोफ़ाइटा और टेरिडोफ़ाइटा|Part 1/1|Plant Kingdom|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986518014443521129
7 Diversity in Living Organisms 5 Plant Kingdom : Gymnosperms and Angiosperms प्लांटी जगत:जिम्नोस्पर्म और एंजिओस्पर्म |Part1/1|PlantKingdom:Gymnosperms& Angiosperms|Hindi|Class 9 https://diksha.gov.in/play/content/do_313098652043673600190
7 Diversity in Living Organisms 6 Animal Kingdom : Invertebrates एनिमालिया जगत: इनवर्टीब्रेटा भाग 1 – |Part 1/2|Animal Kingdom : Invertebrates 1|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986523192852481245
7 Diversity in Living Organisms 7 Amimal Kingdom : Vertebrates एनिमालिया जगत: इनवर्टीब्रेटा भाग 2 -|Part 1/2|Animal Kingdom : Invertebrates 2|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986525505208321130
7 Diversity in Living Organisms 8 Amimal Kingdom : Vertebrates एनिमालिया जगत: वर्टीब्रेटा|Part 1/1|Amimal Kingdom : Vertebrates|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986527274926081132
8 Motion 2 Uniform and Non-Unifrom Motion एकसमान तथा असमान गति|Part 1/1|Uniform and Non-Unifrom Motion|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580824387993601822
8 Motion 5 Equations of Motion by Graphical Method ग्राफ़ीय विधि से गति के समीकरण|Part 1/1|Equations of Motion by Graphical Method|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580825020743681874
8 Motion 6 Uniform Circular Motion एकसमान वृत्तीय गति |Part 1/1|Uniform Circular Motion|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580825751388161317
9 Force and Laws of Motion 1 Introducion; Balanced and Unbalanced forces संतुलित और असंतुलित बल|Part 1/1|Introducion; Balanced and Unbalanced forces|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580826331709441875
9 Force and Laws of Motion 5 Conservation of Momentum संवेग संरक्षण का नियम|Part 1/1|Conservation of Momentum|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580827276984321350
10 Gravitation 1 Introduction to Gravitation गुरुत्वाकर्षण का परिचय|Part 1/1|Introduction to Gravitation|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580827857059841318
10 Gravitation 3 Free Fall मुक्त पतन|Part 1/1|Free Fall|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580828430090241876
10 Gravitation 4 Mass and weight द्रव्यमान तथा भार|Part 1/1|Mass and weight|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130580829085941761351
11 Work and Energy 4 Law of consevation of Energy ऊर्जा संरक्षण का नियम|Part 1/1|Law of consevation of Energy|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986529906032641133
11 Work and Energy 5 Power शक्ति |Part 1/1|Power|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986532065689601108
13 Why do we fall Ill ? 1 Health and Diseases 13.1 स्वास्थ्य और रोग |Part 1/1|Health and Diseases|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986533656903681135
13 Why do we fall Ill ? 2 Infectious Diseases : Means of Spead 13.2 रोग के प्रकार और रोग फैलने के साधन|Part 1/1|Infectious Diseases : Means of Spead|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986534958530561109
13 Why do we fall Ill ? 3 Manifestations of Diseases 13.3 रोग की अभिव्यक्ति|Part 1/1|Manifestations of Diseases|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986536034631681270
13 Why do we fall Ill ? 4 Principles of treatment 13.4 उपचार के नियम|Part 1/1|Principles of treatment|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986537751265281136
13 Why do we fall Ill ? 5 Principles of prevention 13.5 रोग के निवारण के सिद्धांत|Part 1/1|Principles of prevention|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986539242864641271
14 Natural Resources 2 Water जल|Part 1/1|Water|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986540683345921272
14 Natural Resources 3 Soil मृदा|Part 1/1|Soil|Hindi|Class 9 https://diksha.gov.in/play/content/do_3130986542579138561138

CLASS X
1 Chemical Reactions and Equations 1 Writing Balanced Chemical Reactions रासायनिक समीकरणों को संतुलित करना|Part 1/1|Writing Balanced Chemical Reactions|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_313098656967884800193
1 Chemical Reactions and Equations 2 Types of Chemical reactions : Combination रासायनिक अभिक्रियाओं के प्रकार|Part 1/1|Types of Chemical reactions : Combination|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986570428170241182
1 Chemical Reactions and Equations 3 Types of Chemical reactions : Decomposition अभिक्रियाओं के प्रकार- वियोजन अभिक्रिया|Part 1/1|Decomposition|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986571585945601147
1 Chemical Reactions and Equations 4 Types of Chemical reactions : Displacement and Double Displacement विस्थापन और द्विविस्थापन अभिक्रिया|Part 1/1|Displacement& Double Displacement|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986572708003841278
1 Chemical Reactions and Equations 5 Types of Chemical reactions : Oxidation-Reduction अभिक्रियाओं के प्रकार- उपचयन एवं अपचयन अभिक्रियाएँ|Part 1/1| Oxidation-Reduction|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986574105968641279
2 Acids Bases and Salts 1 Chemical Properties of Acids and Bases अम्ल और क्षारक के गुणधर्म|Part 1/1|Chemical Properties of Acids and Bases|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986575169372161280
2 Acids Bases and Salts 2 Reactions of Acids and Bases अम्ल और क्षारक की अभिक्रियाएँ|Part 1/1|Reactions of Acids and Bases|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986576377036801247
2 Acids Bases and Salts 3 Commonalities of Acids and Bases अम्ल और क्षारक की समानताएँ|Part 1/1|Commonalities of Acids and Bases|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986578101944321137
2 Acids Bases and Salts 4 pH pH स्केल|Part 1/1|pH|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986579082444801138
2 Acids Bases and Salts 5 Salts लवण|Part 1/1|Salts|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_313098658021335040194
3 Metals and Non-Metals 1 Physical properties of metals and non-metals धातु एवं अधातु के भौतिक गुणधर्म|Part 1/1|Physical properties of metals and non-metals|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_313098658133229568195
3 Metals and Non-Metals 2 Chemical Properties of Metals धातुओं के रासायनिक गुणधर्म|Part 1/1|Chemical Properties of Metals|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986582641704961139
3 Metals and Non-Metals 3 Chemical Properties of Non-Metals अधातुओं के रासायनिक गुणधर्म|Part 1/1|Chemical Properties of Non-Metals|Hindi|Class 10 https://diksha.gov.in/resources/play/content/do_3130986583791943681113
6 Life Processes 1 Nutrition पोषण|Part 1/1|Nutrition|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580839856128001357
6 Life Processes 2 Respiration श्वसन|Part 1/1|Respiration|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580840575631361878
6 Life Processes 3 Transportation वहन|Part 1/1|Transportation|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580841898639361879
6 Life Processes 4 Excretion उत्सर्जन|Part 1/1|Excretion|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580843177574401358
7 Control and Coordination 1 Control and Coordination in Plants पादपों में नियंत्रण और समन्वय|Part 1/1|Control and Coordination in Plants|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580837841879041860
7 Control and Coordination 2 Nervous Control तंत्रिका नियंत्रण|Part 1/1|Nervous Control|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580838374932481355
7 Control and Coordination 3 Endocrine Control अंतःस्रावी नियंत्रण|Part 1/1|Endocrine Control|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580839044546561356
8 How do Ogarnisms Reproduce ? 1 Basics of Reproduction : difference between Asexual and Sexual reproduction जनन; तथा लैंगिक जनन और अलैंगिक जनन में अंतर|Part1/1|Basics of Reproduction|Hindi|Class10 https://diksha.gov.in/play/content/do_3130580829701160961352
8 How do Ogarnisms Reproduce ? 2 Types of Asexual Reproduction अलैंगिक जनन के प्रकार|Part 1/1|Types of Asexual Reproduction|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580830201692161353
8 How do Ogarnisms Reproduce ? 3 Sexual Reproduction in plants पादपों में लैंगिक जनन|Part 1/1|Sexual Reproduction in plants|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580830563368961319
8 How do Ogarnisms Reproduce ? 4 SexualReproduction In Animals जंतुओं में लैंगिक जनन|Part 1/1|SexualReproduction In Animals|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580833560330241392
8 How do Ogarnisms Reproduce ? 5 Menstruation and reproductive health रजोधर्म और जनन स्वास्थ्य|Part 1/1|Menstruation and reproductive health|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580834089861121859
9 Heredity and evolution 1 Basics of Heredity आनुवंशिकता से संबंधित कुछ मूल अवधारणाएँ|Part 1/1|Basics of Heredity|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580834532802561454
9 Heredity and evolution 2 Mendelian Monohybrid Cross मेंडलीय एकल संकर क्रॉस|Part 1/1|Mendelian Monohybrid Cross|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580835313909761823
9 Heredity and evolution 3 Mendelian Dihybrid Cross मेंडलीय द्विसंकर क्रॉस|Part 1/1|Mendelian Dihybrid Cross|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580835787407361354
9 Heredity and evolution 4 Sex Determination लिंग निर्धारण|Part 1/1|Sex Determination|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580836323491841320
9 Heredity and evolution 5 Basics of Evolution : Aquired vs Inherited Traits विकास तथा वंशागत, और उपार्जित लक्षण|Part 1/1|Basics of Evolution |Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580836665753601393
9 Heredity and evolution 6 Natural Selection and Genetic Drift प्राकृतिक चयन और आनुवंशिक अपवाद|Part 1/1|Natural Selection|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986584744099841114
9 Heredity and evolution 8 Evidences of evolution विकास के प्रमाण|Part 1/1|Evidences of evolution|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580837306040321877
11 Human Eye and the Colourful World 1 Structure of the eye मानव नेत्र|Part 1/1|Structure of the eye|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580843901419521440
11 Human Eye and the Colourful World 2 Defects of Vision and their correction दृष्टि दोष तथा उनके संशोधन|Part 1/1|Defects of Vision and their correction|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580844467404801880
11 Human Eye and the Colourful World 3 Dispersion and Scattering विक्षेपण और प्रकीर्णन|Part 1/1|Dispersion and Scattering|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580845355253761441
12 Electricity 1 Current and Circuit विद्युत धारा और परिपथ|Part 1/1|Current and Circuit|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580845981614081824
12 Electricity 2 Potential and Potential difference विद्युत विभव और विभान्तर|Part 1/1|Potential and Potential difference|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580849241210881862
12 Electricity 3 Ohm’s Law ओम का नियम|Part 1/1|Ohm’s Law|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580852193116161881
12 Electricity 5 Heating effect of Electric Current विद्युत धारा का तापीय प्रभाव|Part 1/1|Heating effect of Electric Current|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580852538818561825
12 Electricity 6 Electric Power विद्युत शक्ति|Part 1/1|Electric Power|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580852858142721882
13 Magnetic effects of Electric Current 1 Magnetic field and field Lines चुम्बकीय क्षेत्र और क्षेत्र रेखाएँ|Part 1/1|Magnetic field and field Lines|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580853135523841455
13 Magnetic effects of Electric Current 2 Magnetic field through a current carrying conductor : Straight line सीधे चालक : चुम्बकीय क्षेत्र|Part 1/1|Magnetic field : Straight line|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580853468200961826
13 Magnetic effects of Electric Current 3 Magnetic field through a current carrying conductor : Circular loop वृत्ताकार पाश : चुम्बकीय क्षेत्र|Part 1/1|Magnetic field : Circular loop|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986586559938561149
13 Magnetic effects of Electric Current 4 Fleming’s left hand rule फ्लेमिंग का वामहस्त (बायाँ हाथ) नियम|Part 1/1|Fleming’s left hand rule|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580853807923201359
13 Magnetic effects of Electric Current 5 Electric Motor विद्युत मोटर|Part 1/1|Electric Motor|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580854096199681827
13 Magnetic effects of Electric Current 6 Electromagnetic Induction वैद्युतचुम्बकीय प्रेरण|Part 1/1|Electromagnetic Induction|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580854393815041883
13 Magnetic effects of Electric Current 7 Electric generator विद्युत जनित्र|Part 1/1|Electric generator|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580854695444481828
14 Sources of Energy 1 Conventional Sources of Energy ऊर्जा के पारंपरिक स्रोत|Part 1/1|Conventional Sources of Energy|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986587849277441144
14 Sources of Energy 2 Non- Conventional Sources of Energy ऊर्जा के गैर – परंपरागत स्रोत|Part 1/1|Non- Conventional Sources of Energy|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130580854988554241360
15 Our Environment 2 Waste Management कचरा प्रबंधन|Part 1/1|Waste Management|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986591109201921143
15 Our Environment 3 Ozone Layer Depletion ओज़ोन परत का अपक्षय|Part 1/1|Ozone Layer Depletion|Hindi|Class 10 https://diksha.gov.in/play/content/do_313098659242647552197
16 Management of Natural Resources 1 5 Rs पर्यावरण को बचाने के पाँच ‘R’|Part 1/1|5 Rs of environmental conservation|Hindi|Class 10 https://diksha.gov.in/play/content/do_313098659440992256198
16 Management of Natural Resources 2 Forests and Wildlife वन और वन्य जीवन|Part 1/1|Forests and Wildlife|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986596165140481282
16 Management of Natural Resources 3 Water Conservation जल संरक्षण|Part 1/1|Water Conservation|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986597801738241283
16 Management of Natural Resources 4 Coal and Petroleum कोयला और पेट्रोलियम संसाधन|Part 1/1|Coal and Petroleum|Hindi|Class 10 https://diksha.gov.in/play/content/do_3130986599796654081284

Courtesy: https://diksha.gov.in