UGC NET JUNE 2024 slide 9 pde

Duration: 3 min

This video lesson is available to enrolled students.

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Inside: a video lesson and guided study material.

Module outline

  1. Child Development and Pedagogy: Concept of Pedagogy, Psychology, Child Development, Theories, Personality Development, Individual Differences, Learning and Motivation, Understanding Diverse Learners, Inclusive Education, Mental Health & Life Skills, Teaching-Learning Process, Teaching Methods & Strategies, Experiential Pedagogy, Assessment & Evaluation, National Education Policy (NEP) 2020, Curriculum Framework & Reforms, Miscellaneous Topics, Learners & Learning Process, Factors Affecting Teaching, Methods of Teaching, Classroom Management & Communication, Teaching-Learning Aids & ICT Integration, Curriculum & School Environment, Evaluation, Assessment & Measurement, Inclusive Education & Special Needs
  2. Mathematics: Number System & Place Value, Whole Numbers & Four Operations, Factors, Multiples, Divisibility, HCF & LCM, Fractions & Decimals, Patterns, Ratio, Proportion & Percentage, Measurement — Length, Mass, Capacity, Time, Money, Geometry — Shapes, Lines & Angles, Symmetry, Spatial Understanding, Mensuration — Perimeter, Area, Surface Area, Volume, Data Handling, Graphs & Probability, Mathematics Pedagogy
  3. Environmental Studies: Family & Friends, Relationships, Community, Food & Nutrition, Health & Hygiene, Shelter & Houses, Water (sources, conservation), Travel, Transport & Communication, Things We Make & Do (materials, occupations, crafts), Plants (types, parts, uses), Animals (habitats, features, care), Our Body & Senses, Air, Weather, Sky & Seasons, Maps, Directions & Local Environment, Festivals, Culture & Heritage (India), Environment Conservation, Waste & Pollution, Natural Disasters & Safety, EVS Pedagogy
  4. Language I/II — Hindi: वर्ण-विचार (भाषा, लिपि और वर्णमाला), वर्तनी और वर्ण-विन्यास, शब्द, पद और शब्द-भेद, संज्ञा और सर्वनाम, विशेषण और क्रिया, लिंग, वचन, पुरुष और कारक, काल, वाच्य, वाक्य और वाक्य-भेद, संधि, समास, विलोम शब्द, शब्द-भंडार, सामान्य अशुद्धियाँ (Samanya Ashuddhiyaan), अनेक शब्दों के लिए एक शब्द, मुहावरे और लोकोक्तियाँ, अपठित गद्यांश और अपठित पद्यांश, Multi-Topic Content (Cross-Concept Material), वर्णमाला (Varnmala), वाक्य-शुद्धि, अशुद्धि शोधन और विराम चिह्न, उपसर्ग और प्रत्यय, तत्सम, तद्भव, देशज और विदेशी शब्द, अनेकार्थी और शब्द-युग्म, अलंकार, रस और छंद, शब्दोत्पत्ति एवं भाषा-बोलियाँ, वाक्य-पूर्ति और अनुच्छेद-रचना
  5. Language I/II — English: Noun, Pronoun, Determiner, Articles, Adjectives, Verb, Adverb, Preposition, Conjunction, Interjection, Sentence Structure, Phrases & Clauses, Tenses, Subject Verb Agreement (Verb Noun Agreement), Modals, Active Passive Voice (Voice), Direct and Indirect Speech, Vocabulary, Sentence Construction, Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing)
  6. Language I/II — Sanskrit: वर्ण, उच्चारण, सन्धि, शब्दरूप, धातुरूप, कारक-विभक्ति, समास, प्रत्यय, उपसर्ग, वाच्य, सङ्ख्या, अव्यय, अपठित अवबोधन
  7. Language I/II — Urdu: Spelling & Diacritics, Vocabulary, Grammar (اسم, فعل, صفت, ضمیر), Idioms & Proverbs, Comprehension
  8. Language I/II — Bengali: Grammar, Vocabulary, Idioms & Expressions, Writing & Composition, Comprehension
  9. Language Pedagogy (Language I and II): Language Pedagogy (Hindi/English/Sanskrit/Urdu learning & teaching)
  10. Mathematics (Video Lessons & Notes): Number System, Arithmetic, Divisibility Rules, HCF LCM, Speed Mathematics and Basic Mathematics, Mensuration and Geometry, Statistics, Mental Ability
  11. Environmental Studies (Video Lessons & Notes): Environment, Ecosystem, Biomes & Environmental Issues, Air Pollution, Water Pollution, Soil, Noise Pollution and Waste Management, Natural Resources, Energy & Disaster Management, Global Environmental Conventions – COP, Protocols & ISA, MDG & SDG
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The video presents a lecture on the causes of eye irritation during smog, based on a UGC NET question. The instructor explains that eye irritation is a common phenomenon in smog, which is primarily caused by photochemical smog. She identifies the key components of photochemical smog, which are formed from the reaction of volatile organic compounds (VOCs) and nitrogen oxides (NOx) in the presence of sunlight. The main irritants listed are formaldehyde, peroxy acetyl nitrate (PAN), and ozone. The instructor uses a whiteboard to write out the chemical formula for PAN and the reaction for photochemical smog, and she marks the correct options on the multiple-choice question. The correct answer is determined to be (A), (B), and (C) only, as acrolin is not a primary component of photochemical smog.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a slide displaying a multiple-choice question from the UGC NET June 2024 exam. The question asks about the causes of eye irritation during smog. The options listed are (A) Formaldehyde, (B) Peroxy acetyl nitrate, (C) Ozone, and (D) Acrolin. The instructor begins by explaining that eye irritation is a common phenomenon in smog, which is primarily caused by photochemical smog. She points out that the correct answer must include the main components of photochemical smog. She then starts to write on the board, beginning with the chemical formula for PAN, which is (CH3CO)2O3, and the term 'PAN' is written in red. She also writes 'Photochemical Smog' on the board, indicating the type of smog responsible for the irritation.

  2. 2:00 – 2:56 02:00-02:56

    The instructor continues her explanation, writing the chemical reaction for photochemical smog on the whiteboard: VOC + Nitrogen oxides + Sunlight. She emphasizes that this reaction produces the harmful components. She then marks the correct options on the multiple-choice question, placing a checkmark next to (A) Formaldehyde, (B) Peroxy acetyl nitrate, and (C) Ozone. She explains that these three are the primary irritants in photochemical smog. She also writes 'Acrolin' next to option (D) and explains that it is not a major component of photochemical smog, thus making it an incorrect choice. The final answer is determined to be (A), (B), and (C) only, which corresponds to option A in the multiple-choice answers provided.

The lecture systematically breaks down a UGC NET question about smog and eye irritation. It begins by identifying the type of smog (photochemical) and then explains the chemical process behind its formation, involving VOCs, nitrogen oxides, and sunlight. The instructor correctly identifies the key irritants—formaldehyde, PAN, and ozone—and uses the whiteboard to visually reinforce the concepts. By eliminating acrolin as a non-primary component, she arrives at the correct answer, demonstrating a clear and logical problem-solving approach for students.

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