Vacuole
Duration: 4 min
This video lesson is available to enrolled students.
Inside: a video lesson and guided study material.
Module outline
- Child Development and Pedagogy: Concept of Pedagogy, बालक कैसे सोचते एवं सीखते हैं / How Children Think and Learn, विकास की अवधारणा / Concept of Development, विकास के मनोवैज्ञानिक सिद्धांत / Psychological Theories of Development, Personality Development, व्यक्तिगत भिन्नताएँ, व्यक्तित्व एवं जेंडर / Individual Differences, Personality and Gender, संवेग, अभिप्रेरणा, मानसिक स्वास्थ्य एवं निर्देशन / Emotion, Motivation, Mental Health and Guidance, Understanding Diverse Learners, समावेशी शिक्षा / Inclusive Education, शिक्षण-अधिगम प्रक्रिया / Teaching-Learning Process, शिक्षण विधियाँ एवं रणनीतियाँ / Teaching Methods and Strategies, Experiential Pedagogy, आकलन एवं मूल्यांकन / Assessment and Evaluation, शैक्षिक विचारक, उद्देश्य एवं राष्ट्रीय नीतियाँ / Educational Thinkers, Aims and National Policies, Curriculum Framework & Reforms, Nature, Objectives & Characteristics of Teaching, Learners & Learning Process, Factors Affecting Teaching, कक्षा प्रबंधन और सम्प्रेषण / Classroom Management and Communication, शिक्षण संसाधन और शैक्षिक प्रौद्योगिकी / Teaching Resources and Educational Technology, पाठ्यचर्या और विद्यालयी गतिविधियाँ / Curriculum and School Activities, पाठ योजना और शिक्षण कौशल / Lesson Planning and Teaching Skills, Micro-Teaching & Teaching Skills, Evaluation, Assessment & Measurement, Inclusive Education & Special Needs, Guidance, Counselling & Mental Health, संविधान, आयोग, अधिनियम एवं योजनाएँ / Constitution, Commissions, Acts and Schemes in Education, अधिगम एवं इसके सिद्धांत / Learning and Its Theories, बुद्धि एवं सृजनात्मकता / Intelligence and Creativity
- Language I — Hindi: भाषा, लिपि और वर्ण-विचार, संधि, शब्द-स्रोत और शब्द-रचना, समास, शब्द-भेद: विकारी और अविकारी, लिंग, वचन, कारक, काल और वाच्य, वाक्य-विचार और शुद्ध लेखन, शब्द-भंडार, रस, छंद, अलंकार और शब्द-शक्ति, हिंदी साहित्य, अपठित बोध, हिंदी शिक्षणशास्त्र
- Language Pedagogy (Language I and II): Language Pedagogy (Hindi/English/Sanskrit/Urdu learning & teaching)
- Language II — English: Sounds, Spelling and Word Formation, Parts of Speech, Nouns and Pronouns, Articles, Determiners and Adjectives, Verbs and Modals, Tenses and Subject–Verb Agreement, Adverbs, Prepositions and Conjunctions, Sentence Structure, Voice and Narration, Vocabulary, Sentence Correction and Writing Skills, Poetry and English Literature, Reading Comprehension, Pedagogy of English Language
- Language II — Urdu: رسم الخط، املا اور تلفظ, ذخیرۂ الفاظ, قواعد, محاورے اور ضرب الامثال, شعر و سخن, اردو ادب کی تاریخ, تفہیمِ عبارت, اردو کی تدریس
- Language II — Sanskrit: वर्णविचारः एवं संज्ञाप्रकरणम्, सन्धिप्रकरणम्, शब्दरूपाणि, धातुरूपाणि, कारकाणि एवं विभक्तयः, उपसर्गाः एवं अव्ययानि, प्रत्ययप्रकरणम्, समासप्रकरणम्, वाच्यप्रकरणम्, संख्याज्ञानम्, शब्दज्ञानम् एवं अनुवादः, अपठितावबोधनम्, संस्कृतसाहित्यम् एवं काव्यशास्त्रम्, संस्कृतशिक्षणशास्त्रम्
- Mathematics: Mathematics Pedagogy, भिन्न एवं दशमलव / Fractions & Decimals, गुणनखंड, विभाज्यता, म.स.प. एवं ल.स.प. / Factors, Divisibility, HCF & LCM, प्रतिशत, लाभ-हानि एवं ब्याज / Percentage, Profit–Loss & Interest, अनुपात, समानुपात, औसत एवं आयु / Ratio, Proportion, Average & Ages, समय-कार्य एवं चाल-दूरी / Time & Work and Speed–Distance, बीजगणित / Algebra, त्रिभुज, चतुर्भुज, वृत्त एवं त्रिकोणमिति / Triangles, Quadrilaterals, Circles & Trigonometry, क्षेत्रमिति: परिमाप, क्षेत्रफल एवं आयतन / Mensuration: Perimeter, Area & Volume, आँकड़ा प्रबंधन, सांख्यिकी एवं प्रायिकता / Data Handling, Statistics & Probability, गणित शिक्षणशास्त्र / Mathematics Pedagogy, संख्या पद्धति एवं स्थानीय मान / Number System & Place Value, रेखाएँ, कोण, आकृतियाँ एवं निर्देशांक / Lines, Angles, Shapes & Coordinates, मूलभूत संक्रियाएँ, सरलीकरण एवं पैटर्न / Basic Operations, Simplification & Patterns, मापन: लंबाई, भार, धारिता, समय एवं मुद्रा / Measurement: Length, Mass, Capacity, Time & Money, वर्ग, घन, घातांक एवं करणी / Squares, Cubes, Exponents & Surds
- Environmental Studies: परिवार, मित्र और समुदाय / Family, Friends and Community, पौधे / Plants, EVS Pedagogy, उत्तर प्रदेश सामान्य ज्ञान / Uttar Pradesh GK, जंतु / Animals, खेती और पशुपालन / Farming and Animal Husbandry, भोजन और पोषण / Food and Nutrition, शरीर और स्वास्थ्य / Body and Health, जल / Water, आवास / Shelter, यात्रा, परिवहन और संचार / Travel, Transport and Communication, मानचित्र, दिशाएँ और भारत / Maps, Directions and India, हम क्या बनाते और करते हैं / Things We Make and Do, पृथ्वी, आकाश और आपदाएँ / Earth, Sky and Disasters, पर्यावरण, पारिस्थितिकी और वन्यजीव / Environment, Ecology and Wildlife, प्राकृतिक संसाधन, प्रदूषण और जलवायु परिवर्तन / Natural Resources, Pollution and Climate Change, पर्यावरण अध्ययन का शिक्षणशास्त्र / Pedagogy of Environmental Studies
- Mathematics (Video Lessons & Notes): Number System, Divisibility Rules, HCF LCM, Algebra, Ratio and Proportion (Ratios), Percentage, Average, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Speed Time and Distance, Mensuration and Geometry, Statistics, Data Interpretation, क्रम, बैठक व्यवस्था एवं पहेली / Ranking, Seating Arrangement & Puzzles, कैलेंडर एवं घड़ी / Calendar & Clock
- Environmental Studies (Video Lessons & Notes): Biology, Chemistry, Geography, History, Physics, Polity, Environment, Ecosystem, Biomes & Environmental Issues, MDG & SDG, Air Pollution, Water Pollution, Soil, Noise Pollution and Waste Management, Natural Resources, Energy & Disaster Management, State Wise GK
AI summary & chapters
AI Summary
An AI-generated summary of this video lecture.
The video is a lecture on plant cell biology, focusing on the vacuole. It begins with a diagram illustrating the types of plastids, including leucoplasts and chromoplasts, and their functions, such as storing starch and pigments. The main topic then shifts to the vacuole, which is introduced as a structure exclusively found in plant cells. The lecturer explains that the primary function of the vacuole is to store excess water, and that a single plant cell typically contains only one large vacuole. This vacuole occupies a significant portion of the cell's volume, approximately 70-80%. The lecture concludes by stating that the vacuole is one of the organelles present in eukaryotic cells.
Chapters
0:00 – 2:00 00:00-02:00
The video starts with a diagram of a plant cell's organelles, specifically focusing on the types of plastids. It shows a classification of plastids into leucoplasts (white-colored, for storing starch) and chromoplasts (colored, for storing pigments like chlorophyll, carotene, and xanthophyll). The diagram includes examples like amyloplasts in rice and sweet potato, and chloroplasts in green leaves. The lecturer then transitions to the topic of the vacuole, writing 'Vacuole - that is only present in Plant cells' on the screen, emphasizing its exclusive presence in plant cells.
2:00 – 4:00 02:00-04:00
The lecturer continues to explain the function of the vacuole, writing that its function is 'storing the Excess water' or 'Extra water'. A simple diagram of a plant cell is drawn, showing a large central vacuole. The lecturer states that 'one plant cell will have only one vacuole' and that it 'will occupy 70-80% of the Plant cell'. The video concludes with the lecturer beginning to list the organelles present in eukaryotic cells, starting with the vacuole.
The video provides a concise overview of a key organelle in plant cells. It begins by establishing the context of plastids, which are specialized organelles for storage and pigmentation, before focusing on the vacuole. The core message is that the vacuole is a defining feature of plant cells, not found in animal cells. Its primary function is the storage of excess water, which is crucial for maintaining turgor pressure and cell shape. The lecture emphasizes the structural significance of the vacuole by highlighting that a single plant cell contains one large vacuole that occupies a vast majority of the cell's volume, making it a dominant feature of the plant cell's internal architecture.