1
Observe the epidermal cells in onion scale leaves.
2
Observation of human oral epithelial cells
three
Observe paramecium
four
Observe the structure of seeds
five
Observe the lower epidermis of leaves.
six
Verify that green leaves make organic matter under light.
seven
Explore the changes of steamed bread in oral cavity
eight
Verify that the gas exhaled by human body contains more carbon dioxide.
nine
Observe the fermentation phenomenon
10
Observe the structure of eggs