Grade 8 | Science | Microorganisms Friends and foe | Free Tutorial | CBSE | ICSE | State Board

Welcome to our exciting video tutorial on Microorganisms - Friends and Foe, designed especially for Class 8 Science Biology students! 🦠🌿 In this module, we'll dive into the fascinating world of microorganisms and explore how they can be both beneficial and harmful to us. Let's get started!
What You Will Learn:
- Define microorganisms and their various groups
- Describe the friendly microorganisms and their uses
- Explain harmful microorganisms and methods of food preservation
- Understand nitrogen fixation and the nitrogen cycle
Key Topics Covered:
- Types of microorganisms: bacteria, fungi, protozoa, algae, and viruses
- Useful microorganisms in food production, medicine, and agriculture
- Pathogens and diseases they cause in humans, animals, and plants
- Food preservation techniques
- Nitrogen fixation and its importance
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1) xanthomonad axonopodis
2) varicella- zoster virus
3) bacillus anthracis

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Xanthomonas

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1) xanthamonad axonopodis
2) varicella - zoster virus
3) bacillus antharacis

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Summary:-
1. Antibiotics- chemicals produced by microorganisms which kill microorganisms that causes disease.
2. Bacteria- a large and diverse group of microorganisms, which in terms of numbers and variety of habitats, includes the most successful life forms.
3. Cyst- hard outer covering of a cell.
4. Fermentation- the breakdown of substance by microorganisms.
5. Virus- an extremely small infectious agent that causes a variety of disease in plants and animals.
*Please like this comment*👍🏻👍🏻*I have done very hard work for you guys* 🙏🏻🙏🏻

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ANSWER 1 FALSE
ANSWER 2 TRUE

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