Microorganisms
Chapter Name : Microorganisms: Friend And Foe |
Sub Topic Code : 103_08_02_01_01 |
Topic Name : Microorganisms |
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Sub Topic Name : Microorganisms |
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Introduction
Micro-organisms - it's a microscopic organism comprising of a single cell or cluster of cells.
Pre-Requisites:
What is a micro-organism? What are the different types?
Activity:
Fungi, small animals like dust and spider mites etc in your house\garden.
Real Life Question:
Are all micro-organisms harmful?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Prokatyotes | They lack cell nucleus and other cell membrane bound organells. Majority of them are unicellular. It includes - 1) Bacteria 2) Archaea. |
| Eukaryotes | They contain organelles and other structures which are present inside cell. Includes : 1) Protists 2) Fungi 3) Animals 4) Plants |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Microscope | It is used to observe microorganisms which aren't visible with our naked eye |
Real life uses :
A type of Bacteria is also used to convert milk to curd.
Practical examples around us
| Examples | Explainations |
|---|---|
| Bacteria | Certain types of bacteria are very harmful and cause diseases in humans. |
What you learn in Theory:
What are microorganisms and the different types
What you learn in Practice:
How microorganisms can be useful and harmful