Vacuole

Duration: 4 min

This video lesson is available to enrolled students.

Return to /learn/UPPSC-COMPUTER-OPERATOR-GRADE-B/general-awareness/biology/cell-structure-division/asset-vacuole after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. English Comprehension: Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Reading Comprehension, Vocabulary, Idioms and Phrases, Narrative Sequencing, Critical Reasoning
  2. Reasoning and Aptitude: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Analogy, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Blood Relations, Directions (Direction Test), Ranking, Order and Sequence, Logical Sequence Of Words, Seating Arrangements, Puzzle Solving (Puzzles), Syllogisms, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Data Sufficiency, Selection Decision Table (Decision Making), Calendar, Clock, Cubes & Dices, Data Arrangement, Venn Diagram, Analytical Reasoning (Counting Figures Reasoning), Number System, HCF LCM, Percentage, Ratio and Proportion (Ratios), Average, Profit and Loss, Simple Interest and Compound Interest, Speed Time and Distance, Mensuration and Geometry, Arithmetic, Mixture and Alligation, Age Problems, Data Interpretation, Alphabet and Word Tests, Numerical Reasoning, Number System, Averages, Mixtures and Alligation, Percentages, Series Completion, Analogy and Classification, Patterns in Two-Dimensional Figures, Coding and Decoding, Mathematical Operations, Direction Sense, Logical Deduction and Induction, Simplification and Approximation, Assembling and Grouping of Shapes, Transformation of Shapes, Three-Dimensional Patterns and Visualization, Cubes and Dice, Algebra, Traverse Surveying, Clocks and Calendars, Order, Ranking and Sequence, Constraint Puzzles, Syllogisms and Venn Diagrams, Ratio and Proportion, Mensuration, Permutations and Combinations, Project Monitoring, Resources and Safety, Profit, Loss and Discount, Sequences and Series, Powers, Surds and Logarithms, Subject-Verb Agreement, Sentence Completion, Geometry, Probability, Trigonometry, Measurement and Quantity Take-Off, Statistics, Data Sufficiency, Blood Relations, Speed, Time and Distance, Time and Work, Data Interpretation, Sequence and Series (Series), Algebra, Permutation and Combination, Combinatorics
  3. General Awareness: Physics, Chemistry, Biology, Geography, History, Polity, Indian Economy
  4. Computer Fundamentals: Basics of COA, Number System, Number Representation, Semiconductor Memories and Programmable Logic, Timing, Hazards and Testing, Processor Organization and Instructions, Number Systems and Codes, Combinational Logic Design, Combinational Logic Circuits, Number Systems and Codes
  5. Operating System: Introduction to OS, Unix OS, Linux OS
  6. C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  7. OOPS with C++ & Java: OOPS with C++, Java
  8. Database Management System: Basics of DBMS, SQL
  9. MS Office: MS Office Applications
  10. Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services
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

  1. 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. 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.

Loading lesson…