Microorganisms are everywhere! In the air, in the water, in the soil, on your body and even inside your body! But they're not always the bad guys. This playlist focuses on how microbes actually make our lives easier. How? Find out for yourselves!
Curated by: Khan Academy India - English (4 videos)
In this video, we find out what really happens after you flush down last night's dinner. We discover the importance of microbes in sewage treatment and how we have shaped a critical process around it. Timestamps: 00:00 Introduction 00:51 Primary treatment 03:32 Secondary treatment and BOD 09:11 Sludge digestion Practice this concept: https://www.khanacademy.org/science/in-in-class-12-biology-india/xc09ed98f7a9e671b:microbes-in-human-welfare/xc09ed98f7a9e671b:microbes-in-sewage-treatment/e/microbes-in-sewage-treatment Master the concept of Microbes in Sewage Treatment through practice exercises and videos: https://www.khanacademy.org/science/in-in-class-12-biology-india/xc09ed98f7a9e671b:microbes-in-human-welfare#xc09ed98f7a9e671b:microbes-in-sewage-treatment Check out more videos and exercises on Microbes in Human Welfare: https://www.khanacademy.org/science/in-in-class-12-biology-india/xc09ed98f7a9e671b:microbes-in-human-welfare To get you fully ready for your exam and help you fall in love with biology, find the complete bank of exercises and videos for Class 12 Biology here: https://www.khanacademy.org/science/in-in-class-12-biology-india Khan Academy is a free learning platform for Class 1-12 students with videos, exercises, and tests for maths, science, and more subjects. Our content is aligned to CBSE syllabus and available in Hindi, English, and many more regional languages. Experience the joy of easy, seamless, accessible learning anywhere, anytime with Khan Academy! Subscribe to our YouTube channel: https://www.youtube.com/c/khanacademy As a 501(c)(3) nonprofit organization, we would love your help! Donate here: https://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc Created by Sulagna Das