https://www.khanacademy.org/science/mh-grade-9-bridge-course-science/x109ad1e366099af5:living-world-and-classificaiton-of-microbes/x109ad1e366099af5:classification-of-microorganisms/v/friend-or-foe-understanding-microorganism-middle-school-science-khan-academy 2025-01-08T02:29:38.725066879Z Microorganisms: Friend or Foe? Learn how helpful microorganisms contribute to soil fertility, food production, antibiotics, vaccines, and even environmental cleanup. At the same time, discover how harmful microorganisms can spoil food and cause diseases. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Microorganisms: Friend or Foe? Learn how helpful microorganisms contribute to soil fertility, food production, antibiotics, vaccines, and even environmental cleanup. At the same time, discover how harmful microorganisms can spoil food and cause diseases. https://cdn.kastatic.org/ka-youtube-converted/LqL492kifkU.mp4/LqL492kifkU.mp4 372 Microorganisms and Their Importance https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-2/x04828215b460a495:the-world-of-microorganisms-part-i-ii/v/classification-understanding-microorganism-middle-school-science-khan-academy 2025-01-08T02:29:38.725066879Z Classification of Microorganisms Discover how microorganisms are grouped into categories like bacteria, fungi, algae, protozoa, and viruses based on their shape, structure, and life processes. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Classification of Microorganisms Discover how microorganisms are grouped into categories like bacteria, fungi, algae, protozoa, and viruses based on their shape, structure, and life processes. https://cdn.kastatic.org/ka-youtube-converted/Q-eLlmnf72g.mp4/Q-eLlmnf72g.mp4 444 Microorganisms and Their Importance https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-2/x04828215b460a495:the-world-of-microorganisms-part-i-ii/e/lo-5-1-micro-organisms-fundamentals 2026-04-06T02:41:58.374508961Z Micro-organisms (Fundamentals) Let's solve some problems to better understands some fundamental properties of micro-organisms. Aakash Bagga exercise https://www.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:aquatic-and-terrestrial-pollution/x0b0e430a38ebd23f:pathogens/v/pathogens-and-the-environment 2022-09-07T01:03:50.067296221Z Pathogens and the environment Pathogens, such as the pathogen that causes malaria, adapt to take advantage of new opportunities to infect and spread through human populations. As equatorial-type climate zones spread north and south into what are currently subtropical and temperate climate zones, pathogens, infectious diseases, and any associated vectors are spreading into these areas where the disease has not previously been know to occur. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/6a05da7e-56bf-4652-9012-07636c07e5f0_1280_720_base.png Pathogens and the environment Pathogens, such as the pathogen that causes malaria, adapt to take advantage of new opportunities to infect and spread through human populations. As equatorial-type climate zones spread north and south into what are currently subtropical and temperate climate zones, pathogens, infectious diseases, and any associated vectors are spreading into these areas where the disease has not previously been know to occur. https://cdn.kastatic.org/ka-youtube-converted/wyd0ozxbWkk.mp4/wyd0ozxbWkk.mp4 277 Microorganisms and Their Importance https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-2/x04828215b460a495:the-world-of-microorganisms-part-i-ii/e/lo-5-2-diseases-caused-by-microorganisms 2026-04-07T22:23:57.656416987Z Diseases caused by microorganisms Let's solve some problems to better understand what are the diseases caused by microorganisms Aakash Bagga exercise