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CLASS 9 CHAPTER 5 THE FUNDAMENTAL UNIT OF LIFE Day 1 "A Cell is regarded as the true biological Atom " - George Henry Lewes Dear Learners, Thank you for Logging in! You're wonderful!😊 Note: Content written in blue should be recorded as notes in the Biology Notebook. This is our first class for this chapter. At the end of it, you will be able to: 1. Recapitulate cell as the basic Structure and Functional unit of Life. 2. Distinguish between Unicellular & Multicellular Organisms. 3. Approximate different shapes & sizes of the cells. 4. Estimate about Microscopes & its Types. 5. Approximate Cell Theory . Happy Learning!😊 Introduction: Observe a few Living Creatures from your surroundings. It can be Plants, Birds, Insects, Animals, Microbes (Corona Virus) and even you! Let's take the example of Human Beings . Human Beings are further made up of: Human Being---->Dig...
The Fundamental Unit of Life Practical Class " Whenever you feel sad, just remember that there are trillions of cells in your body & all they care about is you!!" Thank you for logging in again. At the end of this class, You will be able to: Perform activities related to Plant and Animal Cells. Happy Learning!!😊 Introduction Plant and Animal Cell (Previous Knowledge Testing) Note: More about Plant and Animal Cell will be discussed in detail in this chapter. Refer to: Page No. 57 and 61 of the Textbook & read Activity 5.1 & 5.7. Experiment 5 of the Lab Manual (Practical Skill in Science class 9)- Slide of Onion Peel & Cheek Cells. Procedure For Plant (onion) Cell: Procedure for the animal (Human Cheek) Cell: Make a dilute methylene blue solution in a watch glass. Keep a clean slide with a drop of distilled water in the middle of the slide. Take a clean/unused toothpick and scrap the inner wall of your mouth/c...
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