作者：Paola Carvelli 8 月以前
71
更多类似内容
A microorganism is an organism so small that people cannot see them with the naked eye.
Microorganisms can be harmful and useful organisms.
Microorganisms help in the production of many food items, making medicines, keeping the environment clean, in manufacturing, and in research.
Microorganisms have a role in waste disposal, agriculture, and nutrient recycling.
Give examples of these types.
Give examples of Microorganisms in food production.
There are five types of microorganisms. Out of these five, four can be free-living or parasitic.
There is one that can be only parasitic since it always reproduces inside other living things.
After enumerating them, click on the flags below to mark the ones which can be free-living and the ones that cannot.
