Detailed explanation:

Bacteria: a large class of lower plants, which do not bloom, have no stems and leaves, contain no chlorophyll, cannot make their own nutrients, and live a parasitic life. There are many kinds: fine ~. Really ~. Sick ~. ~ fat. [jùn] is "mushroom".

Fungi sound like names. From the sound of (qūn). Original meaning: mushroom, mushroom, mushroom seed. Higher fungi. Some are edible. Such as: fungus zhi (Ganoderma lucidum), fungus pavilion (shaped like a fungus pavilion), fungus (fungus and flies), fungus stupidity (called short and clustered fungi).

Make sentences:

My sister works in a biopharmaceutical factory to cultivate bacteria.

I saw many bacteria in the microscope.

Cultivating the good habit of frequently cutting toenails can effectively prevent the growth of bacteria.

If we don't pay attention to cleanliness, bacteria and mosquitoes will take advantage of it and affect our health.

Once bacteria "settle down" in food, food begins to rot.