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Jun 25, 2017 · Class 8th NCERT science book's Chapter 2, titled "Microorganisms; Friend and Foe" deals with microorganisms. Major groups of microorganisms, friendly and harmful microorganisms and their uses in our daily life.
Jun 25, 2013 · This document discusses micro-organisms and their classification. It describes that micro-organisms can be harmful or useful. Harmful microbes like bacteria and viruses can cause diseases such as tuberculosis, cholera, and common cold in humans.
Aug 27, 2012 · Microorganisms (Microbes) :- • Very small organisms which cannot be seen with the naked eye. • may be unicellular or multicellular • may exist alone like amoeba or in colonies like Fungi & Bacteria • found in all kinds of environment like ice cold climate, hot springs, deserts, marshy lands etc.
Sep 23, 2017 · Class 8th NCERT science book's Chapter 2, titled "Microorganisms; Friend and Foe" deals with microorganisms. Major groups of microorganisms, friendly and harmful microorganisms and their uses in our daily life.
Introduction of PPT: Microorganisms: Friend or Foe in English is available as part of our Science Class 8 for Class 8 & PPT: Microorganisms: Friend or Foe in Hindi for Science Class 8 course. Download more important topics related with notes, lectures and mock test series for Class 8 Exam by signing up for free.
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CHAPTER - 2. MICROORGANISMS : FRIEND AND FOE. CLASS :- VIII. SUBJECT :- SCIENCE. 1) Microorganisms (Microbes) :- i) Microorganisms are very small organisms which cannot be seen with the unaided eye. They can be seen only with a magnifying glass or microscope. ii) Microorganisms may be unicellular ...
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This document discusses microorganisms and their roles as both friends and foes to humans. It describes how microorganisms like bacteria and fungi cannot be seen with the naked eye but can be observed under a microscope.
