Lesson 1:The Unseen Life
1.Microorganism 微生物 - the tiny living things that
can only be seen through a microscope
this is a microscope 显微镜
2.Microorganism can breathe, move and grow
2.Microorganism can breathe, move and grow
3.There are different type of microorganism:
a. virus 病毒
- the thiniest microorganism
- living in some bacteria, fungi,
protozoa, animals, plants, human
b. protozoa 原生动物
- found mainly in ponds,
lakes, rivers
c. fungi 真菌
- yeast is an example of fungi.
it is used in making bread
d. bacteria 细菌
- it can be placed on the small
area such as human's fingernail
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